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Wiring Diagrams Buick LaCrosse II facelift (2013-2016)

35 systems 132 wiring diagrams 2293 components
Contents — 35 systems, 132 diagrams

Air conditioning

# Automatic a/c circuit

# Automatic a/c circuit (1 of 4)

Components on the diagram

    # Automatic a/c circuit (2 of 4)

    Components on the diagram

      # Automatic a/c circuit (3 of 4)

      Components on the diagram

        # Automatic a/c circuit (4 of 4)

        Components on the diagram

          Anti-lock brakes

          # Anti-lock brakes circuit

          # Anti-lock brakes circuit (1 of 2)

          Components on the diagram

            # Anti-lock brakes circuit (2 of 2)

            Components on the diagram

              Anti-theft

              # Forced entry circuit, with passive keyless entry

              # Forced entry circuit, with passive keyless entry (1 of 3)

              Components on the diagram

                # Forced entry circuit, with passive keyless entry (2 of 3)

                Components on the diagram

                  # Forced entry circuit, with passive keyless entry (3 of 3)

                  Components on the diagram

                    # Forced entry circuit, without passive keyless entry

                    # Forced entry circuit, without passive keyless entry (1 of 2)

                    Components on the diagram

                      # Forced entry circuit, without passive keyless entry (2 of 2)

                      Components on the diagram

                        # Pass-key circuit

                        Components on the diagram

                          Body control modules

                          # Body control modules circuit

                          # Body control modules circuit (1 of 2)

                          Components on the diagram

                            # Body control modules circuit (2 of 2)

                            Components on the diagram

                              Computer data lines

                              # Computer data lines circuit

                              # Computer data lines circuit (1 of 6)

                              Components on the diagram

                                # Computer data lines circuit (2 of 6)

                                Components on the diagram

                                  # Computer data lines circuit (3 of 6)

                                  Components on the diagram

                                    # Computer data lines circuit (4 of 6)

                                    Components on the diagram

                                      # Computer data lines circuit (5 of 6)

                                      Components on the diagram

                                        # Computer data lines circuit (6 of 6)

                                        Components on the diagram

                                          Cooling fan

                                          # Cooling fan circuit

                                          Components on the diagram

                                            Cruise control

                                            # Cruise control circuit

                                            # Cruise control circuit (1 of 2)

                                            Components on the diagram

                                              # Cruise control circuit (2 of 2)

                                              Components on the diagram

                                                Defoggers

                                                # Defoggers circuit

                                                Components on the diagram

                                                  Electronic power steering

                                                  # Electronic power steering circuit, with belt drive

                                                  Components on the diagram

                                                    # Electronic power steering circuit, with variable effort

                                                    Components on the diagram

                                                      # Electronic power steering circuit, without variable effort or belt drive

                                                      Components on the diagram

                                                        Electronic suspension

                                                        # Electronic suspension circuit

                                                        Components on the diagram

                                                          Engine performance 2.4l vin r

                                                          # Wiring diagram engine performance 2.4l vin r, engine controls circuit

                                                          # Wiring diagram engine performance 2.4l vin r, engine controls circuit (1 of 5)

                                                          Components on the diagram

                                                            # Wiring diagram engine performance 2.4l vin r, engine controls circuit (2 of 5)

                                                            Components on the diagram

                                                              # Wiring diagram engine performance 2.4l vin r, engine controls circuit (3 of 5)

                                                              Components on the diagram

                                                                # Wiring diagram engine performance 2.4l vin r, engine controls circuit (4 of 5)

                                                                Components on the diagram

                                                                  # Wiring diagram engine performance 2.4l vin r, engine controls circuit (5 of 5)

                                                                  Components on the diagram

                                                                    # Wiring diagram engine performance 2.4l vin r, hybrid system circuit

                                                                    # Wiring diagram engine performance 2.4l vin r, hybrid system circuit (1 of 4)

                                                                    Components on the diagram

                                                                      # Wiring diagram engine performance 2.4l vin r, hybrid system circuit (2 of 4)

                                                                      Components on the diagram

                                                                        # Wiring diagram engine performance 2.4l vin r, hybrid system circuit (3 of 4)

                                                                        Components on the diagram

                                                                          # Wiring diagram engine performance 2.4l vin r, hybrid system circuit (4 of 4)

                                                                          Components on the diagram

                                                                            Engine performance 3.6l vin 3

                                                                            # Wiring diagram engine performance 3.6l vin 3

                                                                            # Wiring diagram engine performance 3.6l vin 3 (1 of 7)

                                                                            Components on the diagram

                                                                              # Wiring diagram engine performance 3.6l vin 3 (2 of 7)

                                                                              Components on the diagram

                                                                                # Wiring diagram engine performance 3.6l vin 3 (3 of 7)

                                                                                Components on the diagram

                                                                                  # Wiring diagram engine performance 3.6l vin 3 (4 of 7)

                                                                                  Components on the diagram

                                                                                    # Wiring diagram engine performance 3.6l vin 3 (5 of 7)

                                                                                    Components on the diagram

                                                                                      # Wiring diagram engine performance 3.6l vin 3 (6 of 7)

                                                                                      Components on the diagram

                                                                                        # Wiring diagram engine performance 3.6l vin 3 (7 of 7)

                                                                                        Components on the diagram

                                                                                          Exterior lights

                                                                                          # Backup lamps circuit

                                                                                          Components on the diagram

                                                                                            # Exterior lamps circuit

                                                                                            # Exterior lamps circuit (1 of 3)

                                                                                            Components on the diagram

                                                                                              # Exterior lamps circuit (2 of 3)

                                                                                              Components on the diagram

                                                                                                # Exterior lamps circuit (3 of 3)

                                                                                                Components on the diagram

                                                                                                  Ground distribution

                                                                                                  # Ground distribution circuit

                                                                                                  # Ground distribution circuit (1 of 7)

                                                                                                  Components on the diagram

                                                                                                    # Ground distribution circuit (2 of 7)

                                                                                                    Components on the diagram

                                                                                                      # Ground distribution circuit (3 of 7)

                                                                                                      Components on the diagram

                                                                                                        # Ground distribution circuit (4 of 7)

                                                                                                        Components on the diagram

                                                                                                          # Ground distribution circuit (5 of 7)

                                                                                                          Components on the diagram

                                                                                                            # Ground distribution circuit (6 of 7)

                                                                                                            Components on the diagram

                                                                                                              # Ground distribution circuit (7 of 7)

                                                                                                              Components on the diagram

                                                                                                                Headlights

                                                                                                                # Headlamps circuit, with high intensity discharge

                                                                                                                # Headlamps circuit, with high intensity discharge (1 of 2)

                                                                                                                Components on the diagram

                                                                                                                  # Headlamps circuit, with high intensity discharge (2 of 2)

                                                                                                                  Components on the diagram

                                                                                                                    # Headlamps circuit, without high intensity discharge

                                                                                                                    # Headlamps circuit, without high intensity discharge (1 of 2)

                                                                                                                    Components on the diagram

                                                                                                                      # Headlamps circuit, without high intensity discharge (2 of 2)

                                                                                                                      Components on the diagram

                                                                                                                        # Headlamps leveling circuit

                                                                                                                        Components on the diagram

                                                                                                                          Horn

                                                                                                                          # Horn circuit

                                                                                                                          Components on the diagram

                                                                                                                            Instrument cluster

                                                                                                                            # Head-up display circuit

                                                                                                                            Components on the diagram

                                                                                                                              # Instrument cluster circuit

                                                                                                                              # Instrument cluster circuit (1 of 2)

                                                                                                                              Components on the diagram

                                                                                                                                # Instrument cluster circuit (2 of 2)

                                                                                                                                Components on the diagram

                                                                                                                                  Interior lights

                                                                                                                                  # Courtesy lamps circuit

                                                                                                                                  # Courtesy lamps circuit (1 of 3)

                                                                                                                                  Components on the diagram

                                                                                                                                    # Courtesy lamps circuit (2 of 3)

                                                                                                                                    Components on the diagram

                                                                                                                                      # Courtesy lamps circuit (3 of 3)

                                                                                                                                      Components on the diagram

                                                                                                                                        # Instrument illumination circuit

                                                                                                                                        Components on the diagram

                                                                                                                                          Memory systems

                                                                                                                                          # Memory mirrors circuit

                                                                                                                                          # Memory mirrors circuit (1 of 2)

                                                                                                                                          Components on the diagram

                                                                                                                                            # Memory mirrors circuit (2 of 2)

                                                                                                                                            Components on the diagram

                                                                                                                                              # Memory seat circuit

                                                                                                                                              # Memory seat circuit (1 of 2)

                                                                                                                                              Components on the diagram

                                                                                                                                                # Memory seat circuit (2 of 2)

                                                                                                                                                Components on the diagram

                                                                                                                                                  Navigation

                                                                                                                                                  # Blind spot monitoring circuit

                                                                                                                                                  Components on the diagram

                                                                                                                                                    # Lane departure warning circuit

                                                                                                                                                    Components on the diagram

                                                                                                                                                      # Parking assistant circuit

                                                                                                                                                      Components on the diagram

                                                                                                                                                        # Rear view camera circuit

                                                                                                                                                        Components on the diagram

                                                                                                                                                          Power distribution

                                                                                                                                                          # Power distribution circuit

                                                                                                                                                          # Power distribution circuit (1 of 5)

                                                                                                                                                          Components on the diagram

                                                                                                                                                            # Power distribution circuit (2 of 5)

                                                                                                                                                            Components on the diagram

                                                                                                                                                              # Power distribution circuit (3 of 5)

                                                                                                                                                              Components on the diagram

                                                                                                                                                                # Power distribution circuit (4 of 5)

                                                                                                                                                                Components on the diagram

                                                                                                                                                                  # Power distribution circuit (5 of 5)

                                                                                                                                                                  Components on the diagram

                                                                                                                                                                    Power door locks

                                                                                                                                                                    # Power door locks circuit, with passive keyless entry

                                                                                                                                                                    # Power door locks circuit, with passive keyless entry (1 of 3)

                                                                                                                                                                    Components on the diagram

                                                                                                                                                                      # Power door locks circuit, with passive keyless entry (2 of 3)

                                                                                                                                                                      Components on the diagram

                                                                                                                                                                        # Power door locks circuit, with passive keyless entry (3 of 3)

                                                                                                                                                                        Components on the diagram

                                                                                                                                                                          # Power door locks circuit, without passive keyless entry

                                                                                                                                                                          # Power door locks circuit, without passive keyless entry (1 of 2)

                                                                                                                                                                          Components on the diagram

                                                                                                                                                                            # Power door locks circuit, without passive keyless entry (2 of 2)

                                                                                                                                                                            Components on the diagram

                                                                                                                                                                              Power mirrors

                                                                                                                                                                              # Electrochromic mirror circuit

                                                                                                                                                                              Components on the diagram

                                                                                                                                                                                # Power mirrors circuit

                                                                                                                                                                                # Power mirrors circuit (1 of 2)

                                                                                                                                                                                Components on the diagram

                                                                                                                                                                                  # Power mirrors circuit (2 of 2)

                                                                                                                                                                                  Components on the diagram

                                                                                                                                                                                    Power seats

                                                                                                                                                                                    # Driver power seat circuit

                                                                                                                                                                                    Components on the diagram

                                                                                                                                                                                      # Front heated seats circuit

                                                                                                                                                                                      Components on the diagram

                                                                                                                                                                                        # Heated steering wheel circuit

                                                                                                                                                                                        Components on the diagram

                                                                                                                                                                                          # Passenger power seat circuit, 2-way power seat

                                                                                                                                                                                          Components on the diagram

                                                                                                                                                                                            # Passenger power seat circuit, 8-way power seat

                                                                                                                                                                                            Components on the diagram

                                                                                                                                                                                              Power top/sunroof

                                                                                                                                                                                              # Power top/sunroof circuit

                                                                                                                                                                                              Components on the diagram

                                                                                                                                                                                                Power windows

                                                                                                                                                                                                # Power windows circuit

                                                                                                                                                                                                Components on the diagram

                                                                                                                                                                                                  # Rear window sun shade circuit

                                                                                                                                                                                                  Components on the diagram

                                                                                                                                                                                                    Radio

                                                                                                                                                                                                    # Radio circuit, with amplifier

                                                                                                                                                                                                    # Radio circuit, with amplifier (1 of 5)

                                                                                                                                                                                                    Components on the diagram

                                                                                                                                                                                                      # Radio circuit, with amplifier (2 of 5)

                                                                                                                                                                                                      Components on the diagram

                                                                                                                                                                                                        # Radio circuit, with amplifier (3 of 5)

                                                                                                                                                                                                        Components on the diagram

                                                                                                                                                                                                          # Radio circuit, with amplifier (4 of 5)

                                                                                                                                                                                                          Components on the diagram

                                                                                                                                                                                                            # Radio circuit, with amplifier (5 of 5)

                                                                                                                                                                                                            Components on the diagram

                                                                                                                                                                                                              # Radio circuit, without amplifier

                                                                                                                                                                                                              # Radio circuit, without amplifier (1 of 5)

                                                                                                                                                                                                              Components on the diagram

                                                                                                                                                                                                                # Radio circuit, without amplifier (2 of 5)

                                                                                                                                                                                                                Components on the diagram

                                                                                                                                                                                                                  # Radio circuit, without amplifier (3 of 5)

                                                                                                                                                                                                                  Components on the diagram

                                                                                                                                                                                                                    # Radio circuit, without amplifier (4 of 5)

                                                                                                                                                                                                                    Components on the diagram

                                                                                                                                                                                                                      # Radio circuit, without amplifier (5 of 5)

                                                                                                                                                                                                                      Components on the diagram

                                                                                                                                                                                                                        # Video system circuit

                                                                                                                                                                                                                        Components on the diagram

                                                                                                                                                                                                                          Shift interlock

                                                                                                                                                                                                                          # Ignition lock solenoid circuit

                                                                                                                                                                                                                          Components on the diagram

                                                                                                                                                                                                                            # Park brake system circuit

                                                                                                                                                                                                                            Components on the diagram

                                                                                                                                                                                                                              # Shift interlock circuit

                                                                                                                                                                                                                              Components on the diagram

                                                                                                                                                                                                                                Starting/charging

                                                                                                                                                                                                                                # Charging circuit

                                                                                                                                                                                                                                Components on the diagram

                                                                                                                                                                                                                                  # Starting circuit

                                                                                                                                                                                                                                  Components on the diagram

                                                                                                                                                                                                                                    Supplemental restraints

                                                                                                                                                                                                                                    # Supplemental restraints circuit

                                                                                                                                                                                                                                    # Supplemental restraints circuit (1 of 2)

                                                                                                                                                                                                                                    Components on the diagram

                                                                                                                                                                                                                                      # Supplemental restraints circuit (2 of 2)

                                                                                                                                                                                                                                      Components on the diagram

                                                                                                                                                                                                                                        Transmission 2.4l vin r

                                                                                                                                                                                                                                        # 2.4l vin r, a/t circuit

                                                                                                                                                                                                                                        Components on the diagram

                                                                                                                                                                                                                                          # 2.4l vin r, rear differential lock circuit

                                                                                                                                                                                                                                          Components on the diagram

                                                                                                                                                                                                                                            Transmission 3.6l vin 3

                                                                                                                                                                                                                                            # 3.6l vin 3, a/t circuit

                                                                                                                                                                                                                                            Components on the diagram

                                                                                                                                                                                                                                              # 3.6l vin 3, rear differential lock circuit

                                                                                                                                                                                                                                              Components on the diagram

                                                                                                                                                                                                                                                Trunk, tailgate, fuel door

                                                                                                                                                                                                                                                # Trunk release circuit

                                                                                                                                                                                                                                                Components on the diagram

                                                                                                                                                                                                                                                  Warning systems

                                                                                                                                                                                                                                                  # Warning systems circuit

                                                                                                                                                                                                                                                  Components on the diagram

                                                                                                                                                                                                                                                    Wiper/washer

                                                                                                                                                                                                                                                    # Wiper/washer circuit

                                                                                                                                                                                                                                                    Components on the diagram