BUZZERS, RELAYS & TIMERS
| Component | Location |
|---|---|
| A/C Relay | On underhood fuse block. |
| Cooling Fan Relay | On underhood fuse block. |
| Foglamp Relay | On underhood fuse block. |
| Fuel Pump Relay | On underhood fuse block. |
| Headlamp Driver Module | On underhood fuse block. |
| Headlamp Hi-Beam Relay | On underhood fuse block. |
| Headlamp Washer Relay | On underhood fuse block. |
| Horn Relay | On underhood fuse block. |
| Lock Relay | On rear fuse block. |
| Park Lamp Relay | On rear fuse block. |
| Rear Foglamp Relay | On rear fuse block. |
| Rear Window Washer Relay | On underhood fuse block. |
| Starter Relay | On underhood fuse block. |
| Unlock Relay | On rear fuse block. |
| Windshield Washer Relay | On underhood fuse block. |
BUZZERS, RELAYS & TIMERS LOCATION
CIRCUIT PROTECTION DEVICES
| Component | Location |
|---|---|
| Doors Circuit Breaker (Left) | On rear fuse block. |
| Doors Circuit Breaker (Right) | On rear fuse block. |
| Rear Fuse Block | Below left rear seat. (Схема №7) |
| Seats Circuit Breaker | On rear fuse block. |
| Underhood Fuse Block | On left side of engine compartment. |
CIRCUIT PROTECTION DEVICES LOCATION
CONTROL UNITS
| Component | Location |
|---|---|
| Auxiliary Blower Motor Processor | In rear HVAC module, behind right rear interior panel. |
| Body Control Module (BCM) | Beneath left rear seat, on rear fuse block. (Схема №7) |
| Driver Door Module | Below driver's door switch panel. |
| Electronic Brake Control Module | On inner left frame rail, beside transmission. |
| Front Passenger Door Module | Below front passenger door switch panel. |
| Headlamp Driver Module | On underhood fuse block. |
| Ignition Coil/Module (6) | On top of valve cover, above respective cylinder. |
| Inflatable Restraint Sensing & Diagnostic Module | Below rear of center console. |
| Inflatable Restraint Side Impact Sensing Module (Left) | In left front seat back. |
| Inflatable Restraint Side Impact Sensing Module (Right) | In right front seat back. |
| Memory Seat Module | Below left front seat. |
| Powertrain Control Module (PCM) (4.2L) | On upper left side of engine. (Схема №3) |
| Powertrain Control Module (PCM) (5.3L) | Near lower left front of engine. |
| Sun Roof Module | Above headliner, at rear of sun roof assembly. (Схема №11) |
| Transfer Case Shift Control Module | Behind lower left side of dash. (Схема №6) |
| Turn Signal/Hazard Flasher Module | Behind lower left side of dash. |
| Vehicle Communication Interface Module | Under right rear seat. |
CONTROL UNITS LOCATION
MOTORS
| Component | Location |
|---|---|
| Air Suspension Compressor Assembly (Except XL) | Behind right rear wheelwell, on frame rail. (Схема №9) |
| Air Suspension Compressor Assembly (XL) | On left rear frame rail, near spare tire. (Схема №10) |
| Air Temperature Actuator (Left) | Behind left center of dash. (Схема №5) |
| Air Temperature Actuator (Right) | Behind right center of dash. |
| Blower Motor | Below right side of dash. |
| Blower Motor (Auxiliary) (Except XL) | Below center of dash. |
| Blower Motor (Auxiliary) (XL) | On right side of cargo area, behind trim panel. |
| Defrost Actuator | Behind upper left center of dash. (Схема №5) |
| Front Axle Actuator | On inner flange of right front axle. |
| Fuel Pump & Sender Assembly | Inside fuel tank. |
| Headlamp Leveling Actuator (Left) | Behind left headlamp. |
| Headlamp Leveling Actuator (Right) | Behind right headlamp. |
| Mode Actuator | Behind upper left center of dash. (Схема №5) |
| Mode Actuator (Auxiliary) | Below center of dash. |
| Recirculation Actuator | Behind upper right side of dash. |
| Sun Roof Motor | Above headliner, at rear of sun roof assembly. |
| Throttle Actuator Control (TAC) Motor (4.2L) | On throttle body. (Схема №1) |
| Throttle Actuator Control (TAC) Motor (5.3L) | On throttle body. |
| Window Washer Pump (Rear) | On washer fluid reservoir. |
| Window Wiper Motor (Rear) | Inside tailgate. |
| Windshield Washer Fluid Pump | On washer fluid reservoir. |
| Windshield Wiper Motor | On upper center of firewall. |
MOTORS LOCATION
SENDING UNITS & SENSORS
| Component | Location |
|---|---|
| A/C Refrigerant Pressure Sensor | On high pressure line, near A/C compressor. |
| Accelerator Pedal Position Sensor | Above accelerator pedal, on bracket. |
| Air Suspension Sensor (Left) | On frame rail, near left rear suspension arm. |
| Air Suspension Sensor (Right) | On frame rail, near right rear suspension arm. (Схема №8) |
| Ambient Air Temperature Sensor | On left center of radiator support. |
| Ambient Light Sensor | On top center of dash. |
| Ambient Light/Sun Load Sensor | On top center of dash, near base of windshield. |
| Camshaft Position (CMP) Sensor (4.2L) | On right front of cylinder head. (Схема №2) |
| Camshaft Position (CMP) Sensor (5.3L) | On top rear of engine block, near transmission. |
| Crankshaft Position (CKP) Sensor (4.2L) | On left rear of engine block, below starter. (Схема №4) |
| Crankshaft Position (CKP) Sensor (5.3L) | At right rear of engine, adjacent to starter. |
| Engine Coolant Temperature (ECT) Sensor | On left front of engine block, near generator. (Схема №3) |
| Fuel Pump & Sender Assembly | Inside fuel tank. |
| Fuel Tank Pressure Sensor | At top left rear of fuel tank. |
| Heated Oxygen Sensor Bank No. 1 Sensor No. 1 (5.3L) | In left bank exhaust pipe, ahead of catalytic converter. |
| Heated Oxygen Sensor Bank No. 1 Sensor No. 2 (5.3L) | In left bank of exhaust pipe, behind catalytic converter. |
| Heated Oxygen Sensor Bank No. 2 Sensor No. 1 (5.3L) | In right bank of exhaust pipe, ahead of catalytic converter. |
| Heated Oxygen Sensor Bank No. 2 Sensor No. 2 (5.3L) | In right bank of exhaust pipe, behind catalytic converter. |
| Heated Oxygen Sensor No. 1 (4.2L) | On exhaust manifold, on right side of engine. |
| Heated Oxygen Sensor No. 2 (4.2L) | Downstream of catalytic converter, on exhaust pipe. |
| Inflatable Restraint Front End Discriminating Sensor (Left) | At left rear of front frame crossmember. |
| Inflatable Restraint Front End Discriminating Sensor (Right) | At right rear of front frame crossmember. |
| Inside Air Temperature Sensor Assembly | At top of left "B" pillar, behind trim. |
| Intake Air Temperature (IAT) Sensor | In air intake duct, on top right of engine. (Схема №1) |
| Knock Sensor No. 1 (4.2L) | On lower left front of engine block. (Схема №4) |
| Knock Sensor No. 2 (4.2L) | On lower left rear of engine block. (Схема №4) |
| Knock Sensor (5.3L) | On top rear of engine. |
| Lower Left Air Temperature Sensor | Behind lower left center of dash, on air duct. |
| Lower Right Air Temperature Sensor | Behind lower right side of dash, on air duct. |
| Manifold Absolute Pressure (MAP) Sensor (4.2L) | On upper left side of engine. (Схема №1) |
| Manifold Absolute Pressure (MAP) Sensor (5.3L) | On top of engine. |
| Mass Airfow/Intake Air Temperature Sensor | In air intake duct. |
| Passlock Sensor | In ignition lock cylinder case. |
| Propshaft Speed Sensor (Left Front) | On left front of transfer case. |
| Propshaft Speed Sensor (Right Rear) | On right rear of transfer case. |
| Rain Sensor | On upper center of windshield. |
| Upper Left Air Temperature Sensor | Behind upper left center of dash. |
| Upper Right Air Temperature Sensor | Behind upper right center of dash. |
| Vehicle Speed Sensor | On left rear of transfer case. |
| Wheel Speed Sensor (Left Front) | On left front spindle/hub assembly. |
| Wheel Speed Sensor (Right Front) | On right front spindle/hub assembly. |
SENDING UNITS & SENSORS LOCATION
SOLENOIDS & SOLENOID VALVES
| Component | Location |
|---|---|
| Camshaft Actuator Solenoid Assembly | On right front of cylinder head. (Схема №2) |
| Evaporative Emission (EVAP) Canister Purge Solenoid | On left side of engine block. (Схема №4) |
| Evaporative Emission (EVAP) Canister Vent Solenoid | At rear of fuel tank. |
| Ignition Lock Solenoid | Inside steering column. |
SOLENOIDS & SOLENOID VALVES LOCATION
SWITCHES
| Component | Location |
|---|---|
| A/C Low Pressure Switch | At right rear of engine compartment, on accumulator. |
| Air Suspension Inflator Switch (Except XL) | On right side of cargo area, on trim panel. |
| Air Suspension Inflator Switch (XL) | On left side of cargo area, on trim panel. |
| Back-Up Lamp Switch | Integral with park/neutral position switch. |
| Brake Fluid Level Switch | On brake master cylinder fluid reservoir. |
| Hood Ajar Switch | On top left of radiator support. |
| Ignition Key Alarm Switch | In steering column. |
| Oil Pressure Switch (4.2L) | On right side of engine block. |
| Oil Pressure Switch (5.3L) | At top rear of engine block, near transmission. |
| Park Brake Switch | On parking brake assembly. |
| Park/Neutral Position Switch | On lower left side of transmission. |
| Park Switch | On shift lever assembly. |
| Seat Belt Switch (Left Front) | In left front seat belt buckle. |
| TCC/Brake Switch | Above brake pedal, on bracket. |
| Windshield Washer Fluid Level Switch | In windshield washer fluid reservoir. |
SWITCHES LOCATION
MISCELLANEOUS
| Component | Location |
|---|---|
| Audio Amplifier (Except XL) | On right side of cargo area, behind trim panel. |
| Audio Amplifier (XL) | On left side of cargo area, behind trim panel. |
| Blower Motor Resistor Assembly | Below right side of dash, near blower motor. |
| Data Link Connector | On bottom left side of dash. |
| Ignition Coil/Module (6) | On top of valve cover, above respective cylinder. |
| Star Connector No. 1 | On lower left side of dash. |
| Star Connector No. 2 | In body harness, below right rear seat. |
| Travel Note Recorder | Inside roof console. |
MISCELLANEOUS LOCATION
CONNECTORS
| Component | Location |
|---|---|
| C100 (Black, 10 Pin) | I/P harness to engine harness, in underhood compartment, to left of engine. |
| C101 (Black, 38 Pin) | I/P harness to chassis harness, in underhood compartment, to right of underhood fuse block. |
| C104 (Black, 8 Pin) | At rear of engine, near coil No. 6. |
| C105 (Black, 10 Pin) | Forward lamp harness to I/P harness, underhood compartment, near underhood fuse block. |
| C108 (Black, 8 Pin) | In coils harness to engine harness, on top of right bank valve cover. |
| C109 (Black, 8 Pin) | In coils harness to engine harness, on top of left bank valve cover. |
| C118 | On upper left of fan shroud. |
| C175 (20 Pin) | Engine harness to automatic transmission harness, on right side of transmission. |
| C201 (Black/Gray, 48 Pin) | Steering column harness to I/P harness, lower part of steering column. |
| C202 (Natural) | I/P harness to headliner harness, lower right side of dash. |
| C203 (Yellow, 4 Pin) | I/P harness to body connector, lower right side of dash. |
| C301 (Black, 8 Pin) | I/P harness to body harness, under carpet, rear floor area. |
| C303 (6 Pin) | I/P harness to body harness, under carpet, rear floor area. |
| C304 (Black, 16 Pin) | I/P harness to body harness, under carpet, rear floor area. |
| C305 (Black, 16 Pin) | Overhead console harness to headliner harness, inside upper console. |
| C306 (Black, 6 Pin) | Body harness to headliner harness, under carpet, at rear floor area. |
| C307 (Gray, 18 Pin) | Beneath lower console. |
| C308 (Black, 6 Pin) | Headliner harness to sun roof harness, above left rear door. |
| C309 (Black, 10 Pin) | Console harness to body harness, under lower rear console, near C307. |
| C310 (Black, 2 Pin) | Chassis harness to engine harness, near transfer case. |
| C311 (Black, 10 Pin) | Body harness to seat harness, lower front of driver's seat. |
| C312 (Black, 16 Pin) | Seat harness to seat back harness, under driver's seat. |
| C313 (Black, 6 Pin) | Seat harness to seat motor harness, under driver's seat. |
| C314 (Black, 10 Pin) | Body harness to seat harness, lower front of passenger seat. |
| C315 (Black, 16 Pin) | Seat harness to seat back harness, under passenger seat. |
| C316 (Gray, 8 Pin) | Under passenger seat, main seat harness to seat motors. |
| C401 (12 Pin) | Body harness to rear HVAC module harness, behind right rear body side panel. |
| C500 (Black, 12 Pin) | Body harness to left front door harness, at midpoint of leading edge of door. |
| C600 (Black, 12 Pin) | Body harness to right front door harness, at midpoint of leading edge of door. |
| C700 (Black/Natural, 17 Pin) | Body harness to left rear door harness, at midpoint of leading edge of door. |
| C800 (Black/Natural, 17 Pin) | Body harness to right rear door harness, at midpoint of leading edge of door. |
| C900 (Black, 6 Pin) | Body harness to liftgate harness, at top of liftgate. |
| C901 (Gray, 2 Pin) | Liftgate harness to license lamp harness, inside liftgate. |
CONNECTORS LOCATION
GROUNDS
| Component | Location |
|---|---|
| G101 | Left side of underhood compartment, near front of underhood fuse block. |
| G102 | Left side of underhood compartment, near rear of underhood fuse block. |
| G103 | Left front of underhood compartment, on left side of radiator support. |
| G104 | On underside of hood, near underhood compartment lamp. |
| G105 | In underhood compartment, on firewall, near I/P harness pass-through. |
| G106 | On engine side of left front wheelwell. |
| G107 | On lower left side of engine. |
| G108 | On lower left side of engine. |
| G109 | On lower left side of engine. |
| G110 | On lower left side of engine. |
| G201 | Ground splice pack near, right front of lower console. |
| G301 | Floor in tunnel/console area. |
| G302 | On lower left "B" pillar. |
| G303 | On lower right "B" pillar. |
| G304 | On outside of left frame rail, near electronic brake control module. |
| G305 | On outside of left frame rail, near fuel tank. |
| G306 | On body panel, rear of left rear door. |
| G401 | On lower left "D" pillar. |
| G402 | On lower right "D" pillar. |
| G403 | On left side of rear frame crossmember. |
GROUNDS LOCATION