Contents Wiring diagrams Section: Electrical Component Locations All sections

Electrical Component Locator: Other Chevrolet Tahoe III

BUZZERS, RELAYS & TIMERS

ComponentLocation
A/C CMPRSR RelayUnderhood fuse block. (Схема №76)
Automatic Level Control (ALC) RelayNear underhood fuse block. (Схема №10)
BCK/UP LAMP (PCB) RelayUnderhood fuse block. (Схема №76)
CAB HTR PUMP RelayAuxiliary fuse box. (Схема №120)
CHMSL (PCB) RelayUnderhood fuse block. (Схема №76)
COOL PUMP RelayAuxiliary fuse box. (Схема №120)
DRL (PCB) RelayUnderhood fuse block. (Схема №76)
FAN CNTRL (PCB) RelayUnderhood fuse block. (Схема №76)
FAN CNTRL Relay (Except Hybrid)Underhood fuse block. (Схема №76)
FAN CNTRL Relay (Hybrid)Auxiliary fuse block. (Схема №120)
FAN HI Relay (Except Hybrid)Underhood fuse block. (Схема №76)
FAN HI Relay (Hybrid)Auxiliary fuse box. (Схема №120)
FAN LO Relay (Except Hybrid)Underhood fuse block. (Схема №76)
FAN LO Relay (Hybrid)Auxiliary fuse box. (Схема №120)
FAN MID 1Auxiliary fuse box Relay. (Схема №120)
FAN MID 2 RelayAuxiliary fuse box. (Схема №120)
FOG LAMP RelayUnderhood fuse block. (Схема №76)
FRT WASH (PCB) RelayUnderhood fuse block. (Схема №76)
FUEL PMP RelayUnderhood fuse block. (Схема №76)
Fuel Pump Relay - SecondaryMounted to fuse block underhood bracket assembly.
HDLP LO/HID RelayUnderhood fuse block. (Схема №76)
Headlamp Washer Relay (9)Under left headlight assembly. (Схема №79)
HI BEAM (PCB) RelayUnderhood fuse block. (Схема №76)
HORN (PCB) RelayUnderhood fuse block. (Схема №76)
L/GATE (PCB) RelayUnderhood fuse block. (Схема №76)
LOCK/UNLOCK (PCB) RelayIntegral to instrument panel fuse block.
PRK LAMP RelayUnderhood fuse block. (Схема №76)
PWR/TRN RelayUnderhood fuse block. (Схема №76)
REAR DEFOG RelayUnderhood fuse block. (Схема №76)
REAR WASH (PCB) RelayUnderhood fuse block. (Схема №76)
Roof Beacon RelayIn overhead console.
RUN/CRNK RelayUnderhood fuse block. (Схема №76)
RUN (PCB) RelayUnderhood fuse block. (Схема №76)
STRTR RelayUnderhood fuse block. (Схема №76)
Trailer Brake Control RelayAbove spare tire carrier.
TRLR STOP LT (PCB) RelayUnderhood fuse block. (Схема №76)
TRLR STOP RT (PCB) RelayUnderhood fuse block. (Схема №76)
WIPER 1 (PCB) RelayUnderhood fuse block. (Схема №76)
WIPER 2 (PCB) RelayUnderhood fuse block. (Схема №76)

BUZZERS, RELAYS & TIMERS LOCATION

CIRCUIT PROTECTION DEVICES

ComponentLocation
Circuit Breaker - Police Power 2 & 3Center of dash.
Fuse Block - AuxiliaryLeft side of engine compartment. (Схема №107)
Fuse Block - I/PLeft end of dash. (Схема №16)
Fuse Block - UnderhoodLeft side of engine compartment. (Схема №4)
Fuse HolderOn positive battery post.
Junction Block - Left I/PLeft end of dash. (Схема №26)
Junction Block - Right I/P (14)Right end of dash. (Схема №27)

CIRCUIT PROTECTION DEVICES LOCATION

CONTROL UNITS

ComponentLocation
Accessory AC/DC Power Control ModuleBehind left rear quarterpanel. (Схема №108)
Accessory DC Power Control ModuleTop of engine. (Схема №104)
Assist Step Control ModuleUnder left center of vehicle. (Схема №39)
Automatic Transmission Auxiliary Fluid Pump Control ModuleLeft side of engine compartment. (Схема №104)
Blower Motor Control ModuleBottom center of HVAC module. (Схема №42)
Body Control Module (BCM)Left side of dash. (Схема №16)
Brake Control ModuleAbove spare tire carrier.
Climate Control Seat Module (Passenger)Under front passenger's seat. (Схема №59)
Drive Motor Generator Battery Control ModuleOn drive motor generator battery. (Схема №104)
Drive Motor Generator Power Inverter ModuleRight side of engine compartment. (Схема №104)
Electrical Suspension Control (ESC) ModuleAbove spare tire. (Схема №33)
Electronic Brake Control Module (EBCM)Left rear frame rail. (Схема №8)
Electronic Compass ModuleLeft rear of headliner.
Electronic Power Steering Motor Control ModuleUnder drive motor generator power inverter module. (Схема №106)
Electronic Suspension Control (ESC) ModuleLeft rear of frame chassis. (Схема №32)
Engine Control Module (ECM) (Except Hybrid)Left side of engine compartment. (Схема №4)
Engine Control Module (ECM) (Hybrid)Left front of engine compartment. (Схема №107)
Heated Seat Module - RearUnder left rear seat. (Схема №60)
Heated Steering Wheel Control Module (1)In steering wheel. (Схема №101)
HVAC Control Module - AuxiliaryCenter of headliner. (Схема №46)
Inflatable Restraint Front Passenger Presence System (PPS) ModuleUnder front passenger's seat. (Схема №56)
Inflatable Restraint Sensing & Diagnostic Module (SDM)Under driver's seat. (Схема №18)
Memory Seat Module - DriverUnder driver's seat. (Схема №55)
Power Liftgate ModuleLeft rear of cargo area. (Схема №66)
Rear View Camera Image Display ModuleUnder front passenger's seat. (Схема №6)
Rear Window Wiper ModuleIn liftgate.
Serial Data Gateway (SDG) ModuleLeft side of dash. (Схема №110)
Sunroof ModuleFront of headliner. (Схема №43)
Theft Deterrent Control Module (8)On ignition switch. (Схема №5)
Transfer Case Shift Control ModuleLeft end of dash. (Схема №26)
Transmission Control Module (TCM)Left side of engine compartment. (Схема №4)
Vehicle Communication Interface Module (VCIM)Center of dash. (Схема №16)

CONTROL UNITS LOCATION

MOTORS

ComponentLocation
A/C CompressorRight front of engine. (Схема №106)
Air Temperature Actuator - Auxiliary (Long Wheel Base) (6)Rear HVAC module assembly. (Схема №44)
Air Temperature Actuator - Auxiliary (Short Wheel Base) (5)Rear HVAC module assembly. (Схема №45)
Air Temperature Actuator - LeftUnder left side of HVAC module. (Схема №42)
Air Temperature Actuator - RightTop of HVAC module. (Схема №42)
Automatic Transmission Auxiliary Fluid PumpUnder front of transmission. (Схема №104)
Blower MotorUnder right side of HVAC module. (Схема №42)
Blower Motor - Auxiliary (Long Wheel Base) (2)Rear of rear HVAC module. (Схема №44)
Blower Motor - Auxiliary (Short Wheel Base) (3)Right rear of passenger compartment. (Схема №45)
Cooling Fans - Left/RightBehind radiator. (Схема №37)
Door Latch Assembly - DriverDriver's door. (Схема №21)
Door Latch Assembly - Left RearLeft rear door. (Схема №24)
Door Latch Assembly - PassengerFront passenger's door. (Схема №22)
Door Latch Assembly - Right RearRight rear door. (Схема №23)
Drive Motor W/Generator Assembly - 1st PositionIn transmission. (Схема №104)
Drive Motor W/Generator Assembly - 2nd PositionLeft rear of transmission. (Схема №104)
Electronic Adjustable Pedal AssemblyBrake pedal assembly. (Схема №2)
Front Axle Actuator (4)Front axle housing. (Схема №63)
Fuel Pump & Sender AssemblyFuel tank. (Схема №31)
Fuel Pump & Sender Assembly - PrimaryPrimary fuel pump assembly. (Схема №32)
Fuel Pump & Sender Assembly - SecondarySecondary fuel tank. (Схема №32)
Generator Control Module Coolant Pump - LeftLeft front of engine compartment. (Схема №103)
Generator Control Module Coolant Pump - RightCenter front of engine compartment. (Схема №102)
Heater Coolant PumpRight side of engine. (Схема №103)
Liftgate Latch AssemblyCenter of liftgate. (Схема №65)
Liftgate Motor AssemblyLeft rear of cargo area. (Схема №66)
Liftglass Latch AssemblyBottom center of lift glass. (Схема №65)
Lumbar Adjuster Assembly - DriverDriver's seat back. (Схема №55)
Lumbar Adjuster Assembly - PassengerFront passenger's seat back. (Схема №56)
Lumbar Motor - Incline (2)Front passenger's seat back. (Схема №88)
Mode ActuatorLeft side of HVAC module. (Схема №42)
Mode Actuator - Auxiliary (Long Wheel Base) (1)Rear HVAC module. (Схема №44)
Mode Actuator - Auxiliary (Short Wheel Base) (4)Rear HVAC module. (Схема №45)
Power Steering Assist MotorLower front of engine compartment.
Rear Window Washer Fluid PumpWasher fluid reservoir. (Схема №67)
Rear Window Wiper MotorCenter of liftgate. (Схема №65)
Recirculation ActuatorUpper right of HVAC module. (Схема №42)
Running Board - Left/RightUnder respective side of vehicle. (Схема №39)
Seat Adjuster Assembly - DriverUnder driver's seat. (Схема №55)
Seat Adjuster Assembly - PassengerUnder front passenger's seat. (Схема №56)
Seat Back Ventilation Heat & Cool Module - DriverDriver's seat back. (Схема №58)
Seat Back Ventilation Heat & Cool Module - PassengerFront passenger's seat back. (Схема №59)
Seat Cushion Ventilation Heat & Cool Module - DriverDriver's seat cushion. (Схема №58)
Seat Cushion Ventilation Heat & Cool Module - PassengerFront passenger's seat cushion. (Схема №59)
Seat Front/Rear Vertical Motor - DriverUnder driver's seat.
Seat Front/Rear Vertical Motor - Front PassengerUnder front passenger's seat.
Seat Horizontal Motor - DriverUnder driver's seat.
Seat Horizontal Motor - Front PassengerUnder front passenger's seat.
Seat Recline Motor - DriverUnder driver's seat. (Схема №55)
Seat Recliner Motor - PassengerUnder front passenger's seat. (Схема №56)
Starter (9)Lower right rear of engine. (Схема №30)
Throttle Body (5)Front of intake manifold. (Схема №30)
Transfer Case Encoder MotorLeft side of transfer case. (Схема №64)
Window Motor - DriverDriver's door. (Схема №21)
Window Motor - Left RearLeft rear door. (Схема №24)
Window Motor - PassengerFront passenger's door. (Схема №22)
Window Motor - Right RearRight rear door. (Схема №23)
Windshield Washer Fluid PumpWasher fluid reservoir. (Схема №67)
Windshield Wiper MotorLeft rear of engine compartment. (Схема №4)

MOTORS LOCATION

SENDING UNITS & SENSORS

ComponentLocation
Accelerator Pedal Position (APP) SensorAccelerator pedal assembly. (Схема №2)
A/C Low Pressure Sensor (Except Hybrid)Right rear of engine compartment. (Схема №36)
A/C Low Pressure Sensor (Hybrid)Right front of engine compartment. (Схема №103)
A/C Refrigerant Pressure Sensor (Except Hybrid)A/C high pressure hose. (Схема №105)
A/C Refrigerant Pressure Sensor (Hybrid)Right front engine compartment. (Схема №105)
Air Temperature Sensor - Lower Auxiliary (Long Wheel Base) (7)Rear HVAC module. (Схема №44)
Air Temperature Sensor - Lower Auxiliary (Short Wheel Base) (7)Rear HVAC module. (Схема №45)
Air Temperature Sensor - Lower LeftLeft side of HVAC module. (Схема №42)
Air Temperature Sensor - Lower RightBottom left side of HVAC module. (Схема №42)
Air Temperature Sensor - Upper LeftCenter of dash. (Схема №41)
Air Temperature Sensor - Upper RightCenter of dash. (Схема №41)
Ambient Air Temperature Sensor - HVACRight front of engine compartment. (Схема №40)
Ambient Air Temperature Sensor - ISRVMLeft front of engine compartment. (Схема №40)
Ambient Light SensorCenter of dash. (Схема №1)
Ambient Light/Sunload Sensor Assembly (Except Tahoe & Escalade)Center of dash. (Схема №1)
Ambient Light/Sunload Sensor Assembly (Tahoe & Escalade)Center of dash. (Схема №3)
A/Trans Input & Output Speed Sensor AssemblyIn automatic transmission. (Схема №15)
Automatic Transmission (AT) Input (Shaft) Speed Sensor (ISS) Assembly (4L80-E/4L85-E)In automatic transmission. (Схема №14)
Automatic Transmission (AT) Output (Shaft) Speed Sensor (OSS) Assembly (4L80-E/4L85-E)In automatic transmission. (Схема №14)
Automatic Transmission Fluid Temperature (TFT) Sensor (4L80-E/4L85-E)In automatic transmission. (Схема №14)
Barometric Pressure (BARO) SensorLeft side of engine compartment.
Battery Current SensorLeft side of engine compartment. (Схема №107)
Brake Booster Vacuum SensorBrake booster unit. (Схема №4)
Brake Master Cylinder Piston Position SensorOn brake master cylinder. (Схема №102)
Camshaft Position (CMP) SensorLower front of engine. (Схема №35)
Crankshaft Position (CKP) SensorRight rear of engine. (Схема №111)
Drive Motor Battery Temperature Sensor - Air InletLeft inside of drive motor generator battery case.
Drive Motor Battery Temperature Sensor - Air OutletRight inside of drive motor generator battery case.
Drive Motor Battery Temperature Sensor 1Inside drive motor generator battery case, on top of battery module 1.
Drive Motor Battery Temperature Sensor 2Inside drive motor generator battery case, on top of battery module 14.
Drive Motor Battery Temperature Sensor 3Inside drive motor generator battery case, on top of battery module 27.
Drive Motor Battery Temperature Sensor 4Inside drive motor generator battery case, on top of battery module 40.
Engine Coolant Temperature (ECT) SensorFront of left cylinder head. (Схема №35)
Engine Oil Pressure (EOP) Sensor (11)Top rear of engine. (Схема №30)
Evaporator Temperature SensorOn HVAC assembly.
Fuel Tank Pressure (FTP) Sensor (Long Wheel Base)Secondary fuel pump & sender assembly. (Схема №32)
Fuel Tank Pressure (FTP) Sensor (Short Wheel Base)Fuel pump & sender assembly. (Схема №31)
Generator Control Module Temperature SensorRight front of engine compartment. (Схема №103)
Heated Oxygen Sensor (HO2S) Bank 1 Sensor 1Under the vehicle to the left side of the engine before the catalytic converter (Схема №117)
Heated Oxygen Sensor (HO2S) Bank 1 Sensor 2Under the vehicle to the left side of the engine after the catalytic converter (Схема №117)
Heated Oxygen Sensor (HO2S) Bank 2 Sensor 1Under the vehicle to the right side of the engine before the catalytic converter (Схема №117)
Heated Oxygen Sensor (HO2S) Bank 2 Sensor 2Under the vehicle to the right side of the engine after the catalytic converter (Схема №117)
High Voltage Circuit Impact Detection SensorLower center front of engine compartment. (Схема №103)
Inflatable Restraint Electronic Front End Sensor - LeftLeft side of radiator. (Схема №61)
Inflatable Restraint Electronic Front End Sensor - RightRight side of radiator. (Схема №61)
Inflatable Restraint Front End Sensor - LeftLower left front of engine compartment. (Схема №103)
Inflatable Restraint Front End Sensor - RightLower right front of engine compartment. (Схема №103)
Inflatable Restraint Front Passenger Presence System (PPS) SensorUnder front passenger's seat. (Схема №56)
Inflatable Restraint Seat Position Sensor - LeftUnder driver's seat. (Схема №55)
Inflatable Restraint Side Impact Sensor (SIS) - Left FrontDriver's door. (Схема №21)
Inflatable Restraint Side Impact Sensor (SIS) - Left RearLeft rear door. (Схема №24)
Inflatable Restraint Side Impact Sensor (SIS) - Right FrontFront passenger's door. (Схема №22)
Inflatable Restraint Side Impact Sensor (SIS) - Right RearRight rear door. (Схема №23)
Inflatable Restraint Vehicle Rollover Sensor (ASF)Under center console. (Схема №18)
Input Speed Sensor (ISS) AssemblyIn automatic transmission. (Схема №11)
Inside Air Temperature Sensor - FrontLeft front of headliner. (Схема №19)
Inside Air Temperature Sensor - RearLeft rear of headliner. (Схема №43)
Knock Sensor (KS) - 1Left side of engine. (Схема №35)
Knock Sensor (KS) - 2Right side of engine. (Схема №111)
Liftgate Object Sensor - LeftLeft edge of liftgate. (Схема №65)
Liftgate Object Sensor - RightRight edge of liftgate. (Схема №65)
Lumbar Sensor - Incline (3)Front passenger's seat back. (Схема №88)
Manifold Absolute Pressure (MAP) SensorTop rear of engine. (Схема №34)
Mass Air Flow (MAF)/Intake Air Temperature (IAT) SensorRight front of engine compartment. (Схема №36)
Object Sensor - Left Rear Corner (Avalanche, Suburban & Tahoe W/One Piece Liftgate)Left side of rear bumper. (Схема №50)
Object Sensor - Left Rear Corner (Avalanche, Suburban & Tahoe W/Tailgate)Left side of rear bumper. (Схема №51)
Object Sensor - Left Rear Corner (Tahoe & Escalade W/One Piece Liftgate)Left side of rear bumper. (Схема №52)
Object Sensor - Left Rear Corner (Tahoe & Escalade W/Tailgate)Left side of rear bumper. (Схема №53)
Object Sensor - Left Rear Corner (Yukon W/One Piece Liftgate)Left side of rear bumper. (Схема №54)
Object Sensor - Left Rear Middle (Avalanche, Suburban & Tahoe W/One Piece Liftgate)Left middle of rear bumper. (Схема №50)
Object Sensor - Left Rear Middle (Avalanche, Suburban & Tahoe W/Tailgate)Left middle of rear bumper. (Схема №51)
Object Sensor - Left Rear Middle (Tahoe & Escalade W/One Piece Liftgate)Left middle of rear bumper. (Схема №52)
Object Sensor - Left Rear Middle (Tahoe & Escalade W/Tailgate)Left middle of rear bumper. (Схема №53)
Object Sensor - Left Rear Middle (Yukon W/One Piece Liftgate)Left middle of rear bumper. (Схема №54)
Object Sensor - Right Rear Corner (Avalanche, Suburban & Tahoe W/One Piece Liftgate)Right side of rear bumper. (Схема №50)
Object Sensor - Right Rear Corner (Avalanche, Suburban & Tahoe W/Tailgate)Right side of rear bumper. (Схема №51)
Object Sensor - Right Rear Corner (Tahoe & Escalade W/One Piece Liftgate)Right side of rear bumper. (Схема №52)
Object Sensor - Right Rear Corner (Tahoe & Escalade W/Tailgate)Right side of rear bumper. (Схема №53)
Object Sensor - Right Rear Corner (Yukon W/One Piece Liftgate)Right side of rear bumper. (Схема №54)
Object Sensor - Right Rear Middle (Avalanche, Suburban & Tahoe W/One Piece Liftgate)Right middle of rear bumper. (Схема №50)
Object Sensor - Right Rear Middle (Avalanche, Suburban & Tahoe W/Tailgate)Right middle of rear bumper. (Схема №51)
Object Sensor - Right Rear Middle (Tahoe & Escalade W/One Piece Liftgate)Right middle of rear bumper. (Схема №52)
Object Sensor - Right Rear Middle (Tahoe & Escalade W/Tailgate)Right middle of rear bumper. (Схема №53)
Object Sensor - Right Rear Middle (Yukon W/One Piece Liftgate)Right middle of rear bumper. (Схема №54)
Outside Moisture SensorNear inside rearview mirror. (Схема №43)
Propshaft Speed Sensor - FrontLeft side of transfer case. (Схема №64)
Propshaft Speed Sensor - RearTransfer case extension housing. (Схема №64)
Seat Front/Rear Vertical Motor Position Sensor - DriverUnder driver's seat.
Seat Horizontal Motor Position Sensor - DriverUnder driver's seat.
Steering Angle Sensor (6)Base of steering column. (Схема №5)
Suspension Position Sensor - Left FrontLeft side of engine compartment. (Схема №7)
Suspension Position Sensor - Left RearForward of rear axle, on left frame rail. (Схема №9)
Suspension Position Sensor - Right FrontRight side of engine compartment. (Схема №7)
Suspension Position Sensor - Right RearForward of rear axle, on right frame rail. (Схема №9)
Transfer Case 2/4 Wheel Drive Actuator Position SensorOn transfer case encoder motor. (Схема №112)
Vehicle Speed Sensor (VSS) (A/T)Right rear of transmission. (Схема №11)
Vehicle Speed Sensor (VSS) (Transfer Case)Rear of transfer case. (Схема №64)
VSS SensorTransfer case. (Схема №13)
Wheel Speed Sensor (WSS) - Left FrontLeft front wheel hub assembly. (Схема №7)
Wheel Speed Sensor (WSS) - Left RearLeft rear wheel hub assembly. (Схема №9)
Wheel Speed Sensor (WSS) - Right FrontRight front wheel hub assembly. (Схема №7)
Wheel Speed Sensor (WSS) - Right RearRight rear wheel hub assembly. (Схема №9)
YAW Rate & Lateral Acceleration SensorUnder front passenger's seat. (Схема №6)

SENDING UNITS & SENSORS LOCATION

SOLENOIDS & SOLENOID VALVES

ComponentLocation
A/C Compressor ClutchA/C compressor. (Схема №36)
Automatic Transmission Shift Lock Control Solenoid (7)Steering column. (Схема №5)
Control Solenoid Valve Assembly (W/Body & TCM)In automatic transmission. (Схема №15)
Evaporative Emission (EVAP) Canister Purge Solenoid ValveTop left of engine. (Схема №35)
Evaporative Emission (EVAP) Canister Vent Solenoid Valve (Long Wheel Base)On EVAP canister. (Схема №32)
Evaporative Emission (EVAP) Canister Vent Solenoid Valve (Short Wheel Base)On EVAP canister. (Схема №31)
Fuel Injectors 1, 3, 5 & 7Top left of engine. (Схема №34)
Fuel Injectors 2, 4, 6 & 8Top right of engine. (Схема №34)
Suspension Damper Solenoid Connector - Right RearRight rear suspension damper. (Схема №9)
Suspension Damper Solenoid - Left FrontLeft front suspension damper. (Схема №7)
Suspension Damper Solenoid - Left RearLeft rear suspension damper. (Схема №9)
Suspension Damper Solenoid - Right FrontRight front suspension damper. (Схема №7)
1-2 Shift Solenoid (SS) Valve Assembly (4L80-E/4L85-E)In automatic transmission. (Схема №14)
1-2 Shift Solenoid (SS) Valve (4L60-E/4L65-E/4L70-E)In automatic transmission. (Схема №11)
2-3 Shift Solenoid (SS) Valve Assembly (4L80-E/4L85-E)In automatic transmission. (Схема №14)
2-3 Shift Solenoid (SS) Valve (4L60-E/4L65-E/4L70-E)In automatic transmission. (Схема №11)
3-2 Shift Solenoid (SS) ValveIn automatic transmission. (Схема №11)

SOLENOIDS & SOLENOID VALVES LOCATION

SWITCHES

ComponentLocation
A/C Low Pressure SwitchA/C high pressure hose. (Схема №36)
A/Trans Manual Shift Shaft Position Switch AssemblyIn automatic transmission. (Схема №15)
Automatic Transmission Fluid Pressure (TFP) Manual Valve Position Switch (4L60-E/4L65-E/4L70-E)In automatic transmission. (Схема №11)
Automatic Transmission Fluid Pressure (TFP) Manual Valve Position Switch (4L80-E/4L85-E)In automatic transmission. (Схема №14)
Automatic Transmission Internal Mode Switch (IMS)In transmission.
Brake Fluid Level SwitchBrake fluid reservoir. (Схема №4)
Hood Ajar SwitchHood latch assembly. (Схема №49)
Liftgate Close SwitchBottom right of lift gate. (Схема №65)
Oil Level Switch (8)Lower right of oil pan. (Схема №30)
Park Brake SwitchPark brake assembly. (Схема №48)
Park/Neutral Position (PNP) SwitchLeft side of automatic transmission. (Схема №12)
Seat Belt Buckle (Driver)Driver's seat belt buckle. (Схема №55)
Seat Belt Buckle (Passenger)Front passenger's seat belt buckle. (Схема №56)
Stop Lamp SwitchTop of brake pedal bracket. (Схема №2)
Washer Fluid Level SwitchWasher fluid reservoir. (Схема №67)

SWITCHES LOCATION

MISCELLANEOUS

ComponentLocation
Audio AmplifierUnder center console. (Схема №77)
Backup Lamp Signal ResistorIn headliner harness, 11.81 inches from breakout to X204.
Battery (Except Hybrid)Right rear of engine compartment. (Схема №105)
Battery (Hybrid)Left front of engine compartment. (Схема №105)
Cellular/Navigation AntennaLeft front of roof. (Схема №20)
Cellular/Navigation & Digital Radio AntennaLeft front of roof. (Схема №20)
Data Link Connector (DLC) (19)Left side of dash. (Схема №27)
Data Link Resistor (1)Rear chassis crossmember. (Схема №29)
Data Link Resistor 2Under front passenger's seat. (Схема №109)
Drive Motor Generator BatteryUnder rear of vehicle. (Схема №104)
Engine Block HeaterLeft side of engine. (Схема №35)
Engine Cooling Fan Resistor - LeftLeft side of radiator. (Схема №103)
Engine Cooling Fan Resistor - RightRight side of radiator. (Схема №103)
GeneratorTop left front of engine. (Схема №35)
Headlight Ballast Left/RightBehind respective headlight assembly.
Heated Seat Element - Driver BackDriver's seat back. (Схема №58)
Heated Seat Element - Driver CushionDriver's seat cushion. (Схема №58)
Heated Seat Element - Left RearLeft rear seat cushion. (Схема №60)
Heated Seat Element - Passenger BackFront passenger's seat back. (Схема №59)
Heated Seat Element - Passenger CushionFront passenger's seat cushion. (Схема №59)
Heated Seat Element - Right RearRight rear seat cushion. (Схема №60)
Horn (Left)Left side of radiator. (Схема №47)
Horn (Right)Right side of radiator. (Схема №47)
Ignition Coils 1, 3, 5 & 7Left side of engine. (Схема №34)
Ignition Coils 2, 4, 6 & 8Right side of engine. (Схема №111)
Ignition Coils 4 (3)Right side of engine. (Схема №30)
Ignition Coils 6 (2)Right side of engine. (Схема №30)
Ignition Coils 8 (1)Right side of engine. (Схема №30)
Inflatable Restraint I/P ModuleRight side of dash. (Схема №62)
Inflatable Restraint Roof Rail Module - Left FrontTop of left "C" pillar. (Схема №62)
Inflatable Restraint Roof Rail Module - Left RearTop of left "D" pillar. (Схема №62)
Inflatable Restraint Roof Rail Module - Right FrontTop of right "C" pillar. (Схема №62)
Inflatable Restraint Roof Rail Module - Right RearTop of right "D" pillar. (Схема №62)
Inflatable Restraint Steering Wheel ModuleOn steering wheel. (Схема №62)
Inflatable Restraint Steering Wheel Module Coil (Except Tahoe & Escalade)Steering column. (Схема №1)
Navigation Antenna ModuleTop center of dash. (Схема №17)
Noise Compensation MicrophoneFront left of center console. (Схема №3)
Rearview Camera (Avalanche, Suburban & Tahoe W/One Piece Liftgate)Middle of liftgate. (Схема №50)
Rearview Camera (Avalanche, Suburban & Tahoe W/Tailgate)Middle of tailgate. (Схема №51)
Rearview Camera (Tahoe & Escalade W/One Piece Liftgate)Middle of liftgate. (Схема №52)
Rearview Camera (Tahoe & Escalade W/Tailgate)Middle of tailgate. (Схема №53)
Rearview Camera (Yukon W/One Piece Liftgate)Middle of liftgate. (Схема №54)
Rear Window Antenna ModuleRight "C" pillar. (Схема №25)
Remote Control Door Lock Receiver (Except One Piece Liftgate)Center rear of roof. (Схема №38)
Remote Control Door Lock Receiver (W/One Piece Liftgate)Left "D" pillar. (Схема №57)
Splice Pack (JX20)Left end of dash.
Splice Pack (JX200) (Base) (5)Left end of dash. (Схема №27)
Splice Pack (JX200) (Escalade) (1)Left end of dash. (Схема №85)
Splice Pack (JX201)Left end of dash.
Splice Pack (JX300)Base of left "B" pillar.
Splice Pack (JX300) (Except One Piece Liftgate W/Liftglass) (12)Base of left "B" pillar. (Схема №92)
Splice Pack (JX300) (Long Wheel Base) (13)Base of left "B" pillar. (Схема №95)
Splice Pack (JX300) (Short Wheel Base) (12)Base of left "B" pillar. (Схема №93)
Terminator Resistor (Short Wheel Base)Rear chassis. (Схема №28)
Trailer Connector (8)Center rear of vehicle. (Схема №98)
Valve Lifter Oil Manifold (VLOM) Assembly (10)Rear of engine. (Схема №30)

MISCELLANEOUS LOCATION

CONNECTORS

ComponentLocation
X100 (Avalanche, Suburban & Tahoe) (Black, 8 Pin) (3)Under left headlight assembly. (Схема №78)
X100 (Escalade) (Black, 8 Pin) (2)Under left headlight assembly. (Схема №79)
X101 (Escalade) (Black, 3 Pin) (11)Behind left front foglight assembly. (Схема №79)
X101 (Yukon) (Black, 3 Pin) (2)Behind left headlight assembly. (Схема №80)
X102 (Avalanche, Suburban & Tahoe) (Black, 2 Pin) (11)Left front corner of vehicle. (Схема №78)
X102 (Yukon) (Black, 2 Pin) (12)Left front corner of vehicle. (Схема №80)
X103 (Avalanche, Suburban & Tahoe) (Black, 16 Pin) (2)Near underhood fuse block. (Схема №78)
X103 (Escalade) (Black, 16 Pin) (13)Near underhood fuse block. (Схема №79)
X103 (Yukon) (Black, 16 Pin) (13)Near underhood fuse block. (Схема №80)
X104 (Escalade) (Black, 3 Pin) (4)Behind right front foglight assembly. (Схема №79)
X104 (Yukon) (Black, 3 Pin) (6)Behind right headlight assembly. (Схема №80)
X105 (Avalanche, Suburban & Tahoe) (Black, 2 Pin) (6)Right front corner of vehicle. (Схема №78)
X105 (Yukon) (Black, 2 Pin) (7)Right front corner of vehicle. (Схема №80)
X106 (Avalanche, Suburban & Tahoe) (Black, 8 Pin) (5)Behind right headlight assembly. (Схема №78)
X106 (Escalade) (Black, 8 Pin) (5)Behind right headlight assembly. (Схема №79)
X107 (Black, 3 Pin) (3)Behind left headlight assembly. (Схема №80)
X108 (Black, 3 Pin) (5)Behind left headlight assembly. (Схема №80)
X109 (Except 2 Speed Transfer Case) (Black, 24 Pin) (4)Underhood fuse block. (Схема №81)
X109 (Hybrid) (Black, 38 Pin) (2)Top left side of engine. (Схема №116)
X109 (2 Speed Transfer Case) (Black, 38 Pin) (4)Underhood fuse block. (Схема №81)
X110 (Except Hybrid) (Black, 4 Pin) (2)Near left front shock. (Схема №63)
X110 (Hybrid) (Black, 4 Pin) (3)Left side of engine. (Схема №116)
X111 (Gray, 7 Pin) (2)Left rocker cover. (Схема №81)
X112 (4.8L & 5.3L) (Black, 3 Pin) (12)Lower left front of engine. (Схема №81)
X112 (6.0L & 6.2L) (Black, 5 Pin) (12)Lower left front of engine. (Схема №81)
X113 (Gray, 7 Pin) (2)Right rocker cover. (Схема №82)
X114 (Black, 1 Pin)Right rear of engine compartment.
X115 (White, 24 Pin) (7)Above left front shock tower. (Схема №84)
X116 (Black, 1 Pin)Right rear of engine compartment.
X117 (Black, 4 Pin)Left rear corner of engine compartment. (Схема №114)
X118 (Black, 2 Pin)Left rear corner of engine compartment.
X119 (Black, 2 Pin)Right rear corner of engine compartment.
X120 (Black, 4 Pin) (4)Left side of engine compartment. (Схема №116)
X121 (Black, 1 Pin)Left rear of engine compartment. (Схема №116)
X122 (Black, 6 Pin)Front of engine compartment.
X123 (Black, 8 Pin)Left rear of engine compartment.
X129 (Black, 16 Pin)Left rear corner of engine compartment. (Схема №115)
X140 (Black, 6 Pin)Left front corner of engine compartment.
X141 (Black, 6 Pin)Right front corner of engine compartment.
X150 (Black, 24 Pin)Left side of engine compartment. (Схема №115)
X176 (Black, 24 Pin)Right side of transmission. (Схема №118)
X200 (Base) (Yellow, 4 Pin) (18)Left kick panel. (Схема №27)
X200 (Escalade) (Yellow, 4 Pin) (26)Left kick panel. (Схема №85)
X201 (Base) (Light Gray, 22 Pin) (21)Steering column. (Схема №27)
X201 (Escalade) (Light Gray, 22 Pin) (8)Steering column. (Схема №85)
X202 (Base) (Light Gray, 22 Pin) (17)Left kick panel. (Схема №27)
X202 (Escalade) (Light Gray, 22 Pin) (25)Left kick panel. (Схема №85)
X203 (Black, 8 Pin) (5)Left end of dash. (Схема №85)
X204 (Black, 12 Pin) (6)Left end of dash. (Схема №85)
X205 (Base) (Black, 12 Pin) (6)Left side of dash. (Схема №27)
X205 (Escalade) (Black, 12 Pin) (7)Left side of dash. (Схема №85)
X206 (DNU) (Black, 12 Pin) (15)Right end of dash. (Схема №85)
X206 (Except DNU) (Black, 8 Pin) (21)Right end of dash. (Схема №85)
X207 (Base) (Light Gray, 22 Pin) (15)Right kick panel. (Схема №27)
X207 (Escalade) (Light Gray, 22 Pin) (19)Right kick panel. (Схема №85)
X208 (Base) (Black, 2 Pin) (13)Right side of dash. (Схема №27)
X208 (Escalade) (Black, 2 Pin) (17)Right side of dash. (Схема №85)
X209 (Black, 4 Pin) (20)Right kick panel. (Схема №85)
X210 (Black, 10 Pin) (5)Under center console. (Схема №86)
X211 (Black, 40 Pin) (1)Under center console. (Схема №86)
X212 (Black, 30 Pin) (8)Left center of dash. (Схема №27)
X215 (Black, 16 Pin)Right end of dash.
X219 (Black, 1 Pin)Right side of dash.
X220 (Black, 4 Pin)Left side of dash.
X221 (Black, 1 Pin)Left side of dash.
X222 (Black, 1 Pin)Left side of dash.
X223 (Black, 1 Pin)Left side of dash.
X226 (Black, 1 Pin)Left side of dash.
X229 (Black, 8 Pin)Left side of dash.
X275 (Except One Piece Liftgate W/Liftglass) (Yellow, 4 Pin) (14)Left side of dash. (Схема №92)
X275 (Long Wheel Base) (Yellow, 4 Pin) (15)Left side of dash. (Схема №95)
X275 (Short Wheel Base) (Yellow, 4 Pin) (16)Left side of dash. (Схема №93)
X276 (Light Green, 2 Pin)Steering column.
X277 (Light Green, 2 Pin)Steering column.
X278 (Black, 2 Pin)Left side of dash.
X300 (Except Hybrid) (Black, 12 Pin) (5)Electronic brake module. (Схема №82)
X300 (Hybrid) (Black, 8 Pin)Left rear of engine compartment. (Схема №118)
X303 (Except Bucket Seats) (Black, 8 Pin) (12)Under driver's seat. (Схема №87)
X303 (W/Bucket Seats) (Black, 30 Pin) (12)Under driver's seat. (Схема №87)
X304 (Black, 16 Pin) (10)Front center of roof. (Схема №89)
X305 (Except Bucket Seats) (Black, 8 Pin) (6)Under front passenger's seat. (Схема №88)
X305 (W/Bucket Seats) (Black, 30 Pin) (6)Under front passenger's seat. (Схема №88)
X306 (Base) (Black, 8 Pin) (1)Left side of overhead console. (Схема №89)
X306 (Except Base) (Black, 12 Pin) (1)Left side of overhead console. (Схема №89)
X307 (Except One Piece Liftgate W/Liftglass) (Black, 8 Pin) (6)Under right rear seat. (Схема №92)
X307 (Long Wheel Base) (Black, 8 Pin) (6)Under right rear seat. (Схема №95)
X307 (Short Wheel Base) (Black, 8 Pin) (7)Under right rear seat. (Схема №93)
X308 (Except One Piece Liftgate W/Liftglass) (Black, 8 Pin) (9)Under left rear seat. (Схема №92)
X308 (Long Wheel Base) (Black, 8 Pin) (10)Under left rear seat. (Схема №95)
X308 (Short Wheel Base) (Black, 8 Pin) (9)Under left rear seat. (Схема №94)
X309 (Long Wheel Base) (Black, 8 Pin) (4)Under center console. (Схема №86)
X310 (W/O Rear View Camera) (Black, 6 Pin)Left "C" pillar.
X310 (W/Rear View Camera) (Black, 10 Pin) (8)Left "C" pillar. (Схема №92)
X311 (Black, 4 Pin) (7)Top of right "C" pillar. (Схема №92)
X313 (Black, 5 Pin)Right front of roof.
X319 (Black, 2 Pin)Left side of luggage compartment.
X320 (Black, 2 Pin)Center of dash.
X321 (Black, 2 Pin)Center rear of roof.
X322 (Black, 10 Pin)Left side of dash.
X323 (Black, 6 Pin)Under driver's seat.
X329 (Black, 6 Pin)In passenger's seat.
X329 (Black, 14 Pin)Under floor console.
X330 (Black, 16 Pin)Under driver's seat.
X331 (Black, 12 Pin)Under driver's seat.
X332 (Black, 8 Pin)Under passenger's seat.
X350 (Black, 18 Pin)Under right side of second row seats.
X351 (Black, 16 Pin)Under right side of second row seats.
X371 (Black, 6 Pin)Under driver's seat.
X372 (Black, 6 Pin)Under passenger's seat.
X374 (Black, 6 Pin)Under passenger's seat.
X400 (Black, 12 Pin)Near left rear shock absorber.
X403 (Long Wheel Base) (Black, 12 Pin) (1)Right "C" pillar. (Схема №96)
X403 (Short Wheel Base) (Black, 12 Pin) (2)Top of right "C" pillar. (Схема №90)
X404 (Long Wheel Base) (Black, 2 Pin) (8)Above center of liftgate opening. (Схема №96)
X404 (Short Wheel Base) (Black, 2 Pin) (6)Above center of liftgate opening. (Схема №94)
X405 (Long Wheel Base) (Light Gray, 22 Pin) (7)Above center of liftgate opening. (Схема №96)
X405 (Short Wheel Base) (Light Gray, 22 Pin) (5)Above center of liftgate opening. (Схема №94)
X406 (Black, 3 Pin) (1)Top of right "D" pillar. (Схема №91)
X407 (Long Wheel Base) (Black, 12 Pin) (4)Right rear of cargo area. (Схема №44)
X407 (Short Wheel Base) (Black, 12 Pin) (1)Right rear of cargo area. (Схема №45)
X408 (Except One Piece Liftgate & Parking Assist) (Black, 2 Pin) (7)Right rear corner of vehicle. (Схема №94)
X408 (One Piece Liftgate W/Parking Assist) (Black, 6 Pin) (7)Right rear corner of vehicle. (Схема №94)
X408 (W/Parking Assist) (Black, 8 Pin) (7)Right rear corner of vehicle. (Схема №94)
X409 (Rearview Camera) (Black, 6 Pin) (6)Left rear of frame rail. (Схема №97)
X409 (W/O Rearview Camera) (Black, 2 Pin) (6)Left rear of frame rail. (Схема №97)
X411 (Avalanche, Suburban & Tahoe W/O One Piece Liftgate) (Black, 4 Pin) (7)Left rear of frame rail. (Схема №97)
X411 (Avalanche, Suburban & Tahoe/Yukon W/One Piece Liftgate) (Black, 5 Pin) (9)Left rear of frame rail. (Схема №98)
X411 (Tahoe & Escalade W/O One Piece Liftgate) (Black, 6 Pin) (7)Left rear of frame rail. (Схема №97)
X412 (Avalanche, Suburban & Tahoe W/O One Piece Liftgate) (Black, 4 Pin) (7)Right rear of frame rail. (Схема №98)
X412 (Avalanche, Suburban & Tahoe/Yukon W/One Piece Liftgate) (Black, 5 Pin) (7)Right rear of frame rail. (Схема №98)
X412 (Tahoe & Escalade W/O One Piece Liftgate) (Black, 6 Pin) (5)Right rear of frame rail. (Схема №97)
X421 (Black, 10 Pin)Left end of dash.
X450 (Black, 3 Pin)Near left "C" pillar.
X451 (Black, 2 Pin)Behind center of rear axle.
X452 (Black, 6 Pin)In liftgate.
X500 (Except One Piece Liftgate W/Liftglass) (Black, 2 Pin) (15)Left kick panel. (Схема №92)
X500 (Long Wheel Base) (Black, 2 Pin) (16)Left kick panel. (Схема №95)
X500 (Short Wheel Base) (Black, 2 Pin) (17)Left kick panel. (Схема №93)
X600 (Except One Piece Liftgate W/Liftglass) (Black, 2 Pin) (24)Right kick panel. (Схема №92)
X600 (Long Wheel Base) (Black, 2 Pin) (1)Right kick panel. (Схема №95)
X600 (Short Wheel Base) (Black, 2 Pin) (22)Right kick panel. (Схема №93)
X700 (Except One Piece Liftgate W/Liftglass) (Black, 16 Pin) (11)Left "B" pillar. (Схема №92)
X700 (Long Wheel Base) (Black, 16 Pin) (12)Left "B" pillar. (Схема №95)
X700 (Short Wheel Base) (Black, 16 Pin) (10)Left "B" pillar. (Схема №93)
X800 (Except One Piece Liftgate W/Liftglass) (Black, 16 Pin) (4)Right "B" pillar. (Схема №92)
X800 (Long Wheel Base) (Black, 16 Pin) (4)Right "B" pillar. (Схема №95)
X800 (Short Wheel Base) (Black, 16 Pin) (5)Right "B" pillar. (Схема №93)
X900 (Black, 4 Pin) (4)In liftgate. (Схема №100)
X901 (Black, 3 Pin) (5)In liftgate. (Схема №100)
X902 (Black, 2 Pin)Center of liftgate.

CONNECTORS LOCATION

GROUNDS

ComponentLocation
G100 (Except Hybrid)Lower left radiator support. (Схема №68)
G100 (Hybrid)Right front of engine compartment. (Схема №113)
G101 (Except Hybrid)Lower right radiator support. (Схема №68)
G101 (Hybrid)Lower left front of engine compartment. (Схема №113)
G102 (Except Hybrid)Lower left front of engine. (Схема №69)
G102 (Hybrid)Rear of left cylinder head.
G103 (Except Hybrid)Front of right cylinder head. (Схема №70)
G103 (Hybrid)Lower left front of engine block. (Схема №119)
G104Front of left cylinder head. (Схема №71)
G105Left front of engine block.
G108Left rear of engine compartment. (Схема №71)
G110Left rear of engine compartment. (Схема №71)
G111Left rear of engine compartment. (Схема №71)
G200Right front of HVAC case. (Схема №42)
G201 (Base) (4)Left end of dash. (Схема №27)
G201 (Escalade) (2)Left end of dash. (Схема №85)
G300On 2nd body mount. (Схема №72)
G301Under front passenger's seat. (Схема №73)
G302Under front passenger's seat. (Схема №73)
G303Base of left "B" pillar. (Схема №73)
G304Base of right "B" pillar. (Схема №73)
G305On 3rd body mount. (Схема №74)
G311Inside drive motor generator battery.
G312Inside drive motor generator battery.
G313Right hand side of vehicle underbody, behind rear axle.
G314Center of rear axle.
G400Left rear body mount. (Схема №75)
G401Left rear body mount. (Схема №75)
G402 (Long Wheel Base) (4)Right "D" pillar. (Схема №44)
G402 (Short Wheel Base) (2)Right "D" pillar. (Схема №45)

GROUNDS LOCATION