Text Description
COMPONENT LOCATIONA/C Compressor Clutch Front of A/C compressor
A/C Compressor Clutch Relay In underhood fuse/relay center
A/C Compressor RH front of engine
A/C Controller (Connector C2) Center of I/P
A/C High Pressure Cutout Switch (VIN F, S) On rear portion of A/C compressor
A/C High Pressure Cutout Switch (VIN H, K) Rear of compressor
A/C High Pressure Cutout Switch (VIN P) On rear portion of A/C compressor
A/C Low Pressure Cutout Switch (VIN P, F, S) At A/C accumulator, RH rear of engine compartment
Arming Sensor Inside LH frame rail, below drivers door
Ashtray Lamp Behind I/P, at ashtray
Audio Alarm Module Under LH side of I/P, on convenience center (RH) portion
Auxiliary Battery Relay LH rear of engine compartment, at fender, next to relay center
Auxiliary Cooling Fan A/C Pressure Switch Front of engine compartment, on condenser manifold tubing
Auxiliary Cooling Fan Motor In front of radiator
Auxiliary Cooling Fan Relay LH rear side of engine compartment
Auxiliary Cooling Fan Temperature Switch (VIN N) RH cylinder head, above starter solenoid
Auxiliary Cooling Fan Temperature Switch (VIN H, K) RH cylinder head, above starter solenoid
Auxiliary HVAC Mode Door Motor (Module) On auxiliary HVAC plenum, rear of RH rear wheelhouse.
Auxiliary Heater and A/C Control Assembly (Front) Front of overhead console
Auxiliary Heater and A/C Control Module (Rear) Rear of overhead console molding, in headliner
Auxiliary Heater and A/C Controls (Rear) Rear of overhead console molding, in headliner
Auxiliary Heater and A/C Logic Module Rear of overhead console molding, in headliner
Auxiliary Power Feed C100
Auxiliary Power Supply Socket C496
Auxiliary Storage Battery LH front of engine compartment
Backup Lamp Switch LH side of transmission, below shift tower area
Backup Lamp Switch (Automatic) LH side center of transmission
Backup Lamp Switch (MW3) LH top of transmission
Backup Lamp Switch LH side of transmission, below shift tower area
Backup Lamp Switch (MG5) LH side of transmission, below shift tower area
Barometric (BARO) Pressure Sensor (VIN P, F, S) Upper LH side of cowl, next to wiper motor
Battery RH front of engine compartment
Battery LH Diesel LH front of engine compartment
Blower Motor Under RH side of I/P
Blower Motor Rear Behind RH rear wheelwell
Blower Resistor Block Under RH side of I/P, on HVAC plenum, center area
Blower Switch At heater control
Brake Pressure Modulator Valve (BPMV) Near brake master cylinder at LH front wheelhouse
Brake Pressure Warning Switch On rear of Brake Pressure Modulator Valve (BPMV) casting
Brake Transmission Shift Interlock (BTSI) Solenoid RH side of steering column, under Support bracket
Cargo Door Defogger Grid LH Rear On LH rear cargo door glass
Cargo Door Defogger Grid RH Rear On RH rear cargo door glass
Cargo Door Inside door lower portion, near free edge
Cargo Lamp Rear center of cab above rear window
Cargo Lamp Switch Center of I/P
Cargo door Inside door lower portion, near free edge
Center High Mount Stoplamp (CHMSL) Pickup Back, top of cab
Center High Mount Stoplamp (CHMSL) Suburban, Utility At top rear center of vehicle
Center High Mount Stoplamp Relay (Pickup) On RH cowl, in engine compartment
Cigar Lighter Center of I/P, at ashtray
Cigarette Lighter Center of I/P, at ashtray
Clearance Lamp Front LH Front of LH rear fender
Clearance Lamp Front RH Front of RH rear fender
Clutch Pedal Position Switch At top of clutch pedal
Clutch Start Switch At top of clutch pedal
Contact Switch LH Cargo Door Upper LH rear body opening and door
Contact Switch RH Cargo Door Upper RH rear body opening and door
Convenience Center I/P Harness Under LH side of I/P, on bulkhead
Convenience Center Under LH side of I/P, on bulkhead
Coolant Temperature Sensor Crank Sensor Inside electronic injection pump
Crank Sensor Inside electronic injection pump
Cruise Control Activator Switch In turn signal lever
Cruise Control Clutch Pedal Position Switch Under I/P, left of steering column on clutch pedal support bracket
Cruise Control Module LH rear side of engine compartment, on bulkhead
Cruise Control Switch In turn signal lever
Data Link Connector (DLC) Under LH side of I/P
Daytime Running Lamp (DRL) Relay Under LH side of I/P, on lower center portion of convenience center
Daytime Running Lamps (DRL) Diode Module Under LH side of I/P, taped on I/P harness
Diagnostic Energy Reserve Module (DERM) Connector Behind center of I/P
Dimmer Switch Upper LH side of I/P
Discriminating Sensor LH Front outside of LH frame rail
Discriminating Sensor RH Front outside of RH frame rail
Distributor Ignition Control (DIC) Module (VIN Z) Center rear of engine
Dome/Reading Lamp Rear Inside on roof
Door Jamb Switch LH Front At LH end of I/P
Door Lock Motor LH Front Inside door, near free edge latch
Door Lock Motor RH Front At RH end of I/P
Door Lock Motor RH Front Inside door, near free edge latch
Door Lock Relay Under center portion of I/P, near RKE module
Door Lock Switch LH Front On door trim panel
Driver Inflator Module Air Bag At top of steering column
Electrochromatic Rearview Mirror With Compass On top inside of windshield
Electronic 4-Speed Automatic Overdrive Transmission Attached to rear of engine
Electronic Accelerator Control Module (Diesel) Includes accelerator pedal
Electronic Injection Pump Top front of engine
Electronic Vacuum Regulator Solenoid Valve, 5.7L w/MT1 Top RH side of engine, above valve cover
Endgate Clearance Lamps On rear of endgate
Engine Coolant Temperature Sender LH cylinder head, near # 1 spark plug
Engine Coolant Temperature Sensor (VIN Z) Top of engine, forward of throttle body
Engine Coolant Temperature Sensor (VIN P, F, S) LH lower front of engine block
Evaporative Emissions Canister Purge Solenoid RH side of engine
Exhaust Gas Recirculation (EGR) Linear Solenoid Valve (VIN N) RH side of throttle body assembly
Exhaust Gas Recirculation (EGR) Pulse Width Modulation Solenoid (VIN P, S) LH rear top of engine, above valve cover
Exhaust Gas Recirculation (EGR) Pulse Width Modulation Solenoid Valve (VIN S) LH top rear of engine, above valve cover
Exhaust Gas Recirculation (EGR) Solenoid Valve (VIN Z) RH rear top of engine, on valve cover
Exhaust Gas Recirculation (EGR) Solenoid Valve (W/M30) LH rear top of engine
Exhaust Gas Recirculation (EGR) Vent Solenoid (VIN P, S) RH side of throttle body assembly
Exhaust Gas Recirculation (EGR) Boost Pulse Width Modulation Solenoid Valve, VIN S LH rear top of engine, above valve cover
Exhaust Gas Recirculation (EGR) Electronic Vacuum Regulator Solenoid Valve Top of engine, RH side
Exhaust Gas Recirculation (EGR) Vent Valve Solenoid (6.5L) Diesel (VIN P) Only LH rear top of engine, above valve cover
Fog Lamp Relay I/P Harness Under LH side of I/P, on bulkhead
Fog Lamp Relay Under LH end of I/P, on lower LH portion of convenience center
Fog Lamp Switch Center of I/P area
Fog Lamp Switch RH side of instrument cluster
Fog Lamp LH At LH lower end of front bumper
Fog Lamp RH At RH lower end of front bumper
Four-Wheel Drive Indicator Lamp Center floor console
Front Axle Actuator RH side of front drive axle
Front Dome/Reading Lamps Inside on roof
Fuel Cycle Control Module Behind RH side of I/P, near PCM
Fuel Heater (Diesel) Top rear of engine
Fuel Heater Heater (Diesel) Top rear of engine
Fuel Injector (VIN N) In throttle body assembly
Fuel Injector (VIN Z) In throttle body assembly
Fuel Lift Pump (Diesel) Inside LH frame rail, below driver's door
Fuel Pump Oil Pressure Switch & Sender (VIN H, K) Rear top center of engine, behind distributor
Fuel Pump Oil Pressure Switch & Sender (VIN N) LH lower front of engine, near damper pulley
Fuel Pump Oil Pressure Switch & Sender (VIN P, F S) LH rear of engine, at 2 o'clock position
Fuel Pump Oil Pressure Switch & Sender (VIN Z) Rear of engine, near distributor shaft
Fuel Pump Oil Pressure Switch And Sender (VIN P, F, S) LH rear of engine, at 2 o'clock position
Fuel Pump Oil Pressure Switch and Sender (VIN H, K) Rear top center of engine. behind distributor
Fuel Pump Oil Pressure Switch and Sender (VIN N) LH lower front of engine, near damper pulley
Fuel Pump Oil Pressure Switch and Sender (VIN Z) Rear top center of engine, behind distributor
Fuel Pump Relay In underhood fuse and relay center
Fuel Pump and Sender In fuel tank
Fuse Block - I/P Harness Lower LH side of I/P Headlamp (Off/On) & Panel
Fuse Block - I/P Harness In underhood fuse and relay center
Fuse Block - I/P Harness Lower LH side of I/P
Fuse Block I/P Harness Lower LH side of I/P
Fuse Block Lower LH side of I/P Head Light (Off/On) & Panel
Generator (Diesel) LH top of engine
Generator LH front of engine
Glow Plug Control Module (VIN P, F, S) LH rear of engine, near bulkhead
HVAC Controls Connector Center of I/P
Harness Under LH side of I/P, on bulkhead
Hazard Flasher Under LH side of I/P on lower RH portion of convenience center
Head Lamp (Off/On) & Panel Dimmer Switch Upper LH side of I/P
Headlamp Dimmer Switch Lower LH side of steering column
Headlamp, High Beam, LH (Composite) LH front of vehicle
Headlamp, High Beam, RH (Composite) RH front of vehicle
Headlamp, High/Low Beam LH LH front of vehicle
Headlamp, High/Low Beam RH RH front of vehicle
Headlamp, Low Beam,LH (Composite) LH front of vehicle
Headlamp, Low Beam, RH (Composite) RH front of vehicle
Heated Oxygen Sensor At Y connection of exhaust pipe
Heater and A/C Control Center of I/P at beater control
Heater and A/C Control Module Center of I/P at heater control
Heavy Duty Electrolytic 4-Speed Automatic overdrive Transmission Attached to rear of engine
High Blower Relay Under I/P on top of HVAC plenum
High Blower Relay, Rear (auxiliary HVAC) On auxiliary HVAC plenum, forward of LH rear wheelhouse
Horn At front of vehicle
Horn Relay On convenience center
Horn Relay On underhood fuse/relay center
I/P Cluster Connector LH side of I/P above steering column
I/P Compartment Box Lamp In I/P compartment box
I/P Fuse Block - I/P Harness Lower LH side of I/P
I/P Fuse Block Lower LH side of I/P
Idle Air Control (IAC) Valve (VIN Z) Attached to RH rear of throttle body
Ignition Coil (VIN H, K) Center rear of engine
Ignition Coil (VIN N) Center rear of engine
Ignition Coil (VIN Z) Center rear of engine
Ignition Switch Under I/P on steering column
Illumination Lamp At transfer case selector lever
Instrument Cluster LH tipper end of I/P
Instrument Cluster Printed Circuit LH upper end of I/P
Intake Manifold Air Temperature Sensor At front of engine
Knock Sensor (VIN H, K) RH side of engine block, below exhaust manifold, forward of starter
Knock Sensor (VIN Z) RH cylinder head, near # 2 spark plug
LH Cargo Door Connector LH rear cargo door (top hinge edge area)
License Lamps Rear of vehicle at license holder
License Lamps Rear of vehicle at license holder
Linear Exhaust Gas Recirculation (EGR) Solenoid LH top rear of engine, above valve cover
Low Blower Relay, Rear On auxiliary heater and A/C module
Low Engine Coolant Level Indicator Module (Diesel) Under center of I/P
Low Engine Coolant Level Sensor (VIN P, F, S) In coolant reservoir, RH side of engine compartment
Manifold Absolute Pressure (MAP) Sensor (VIN H & K) Top RH rear of engine, mounted on valve cover
Manifold Absolute Pressure (MAP) Sensor (VIN Z) Rear top center of engine
Manifold Absolute Pressure (MAP) Sensor Rear top center of engine
Manifold Absolute Pressure(MAP) Sensor (Diesel) On bulkhead, RH of steering column
Marker Lamp, LH On roof above windshield
Marker Lamp, RH On roof above windshield
Medium Blower Relay, Rear On auxiliary heater and A/C module
Mode Door Motor (Module) Under I/P, on heater-A/C plenum, LH side
Multi-Function Switch LH upper side of steering column
Oil Pressure Sender (Diesel) LH rear top of engine
Overhead Console Lamps In roof console
Oxygen Sensor (exhaust pipe,VIN H, K & Z) In exhaust pipe, near crossover
Oxygen Sensor (manifold, VIN H & K) In RH exhaust manifold, near flange
PRNDL In Instrument Cluster
Park Brake Warning Switch At park brake, under LH end of I/P
Park and Tarn Lamp, LH LH front comer of vehicle
Park and Tarn Lamp, RH RH front comer of vehicle
Park/Neutral Position Switch LH side center of transmission
Power Amplifier Relay Under I/P, RH side of brake pedal bracket Transfer Case Shift
Power Amplifier Under driver's seat
Power Outside Rearview Mirror Switch On LH door trim panel
Powertrain Control Module (PCM) (C1, C2) Under RH end of I/P, above blower motor
Radio Control Head Center of I/P
Radio LH side of I/P
Radio Receiver Behind center of I/P
Rear Defogger Switch LH side of I/P
Rear Dome Lamp Rear inside roof area
Rear Dome/Reading Lamps Rear inside roof area
Rear Door Jamb Switch, Suburban RH rear body opening frame
Rear Window Defogger Switch LH side of I/P
Rear Window Lockout Switch LH front door forward portion of arm rest area
Rear Window Release Solenoid Inside endgate
Rear Window Release Switch LH side of I/P
Rear Window Washer Pump Motor At washer reservoirs
Rear Window Wiper/Washer Module On lower rear liftgate glass
Rear Window Wiper/Washer Switch Center of I/P
Recirculation Door Motor Under I/P, on beaten A/C case
Remote Keyless Entry Module Under center portion of I/P
Remote Outside Rearview Mirror Switch On front LH door, armrest
Safety Belt Retractor Switch At driver's stationery belt connector
Safety Belt Switch At driver's stationery belt connector
Speaker, LH Front Door Lower front side of door panel
Speaker, LH Rear Side Door LH Rear Side Door
Speaker, LH Rear Upper rear sides of body
Speaker, RH Rear Side Door RH Rear Side Door
Starter Motor RH lower rear side of engine
Starter Solenoid (VIN H, K) Lower RH side of engine, on starter motor
Starter Solenoid (VIN N) Lower RH side of engine, on starter motor
Stoplamp Relay (Pickup) On RH cowl, in engine compartment
TCC/Stoplamp Switch Top of brake pedal
Tail, Stop, Turn Signal and Backup Lamp Assembly, LH LH rear of vehicle
Tail, Stop, Turn Signal and Backup Lamp Assembly, RH RH rear of vehicle
Temperature Door Motor (Module) Front Under I/P, on heater-A/C plenum, center area
Throttle Actuator Solenoid At throttle body unit
Throttle Body Fuel Injectors (1 & 2) Top of throttle body unit
Throttle Position (TP) Sensor (VIN H, K) RH side of throttle body
Throttle Position (TP) Sensor (VIN N) RH side of throttle body
Throttle Position (TP) Sensor (VIN Z) RH side of throttle body
Transfer Case Relay RH rear of engine compartment, near center of cowl
Transfer Case Shift Illumination Lamp At transfer case selector lever
Transfer Case Switch LH top of transfer case
Transmission Input Speed Sensor LH side of transmission
Transmission Range Selector LH side center of transmission
Turn Signal Flasher Behind RH center of I/P
Turn/Hazard Switch LH upper side of steering column
Underhood Fuse Relay Center LH rear of engine compartment, on fender
Underhood Reel Lamp Connector RH rear side of engine compartment, near A/C accumulator
Underhood Reel Lamp RH front side of engine compartment
Vehicle Speed Sensor Buffer Under RH end of I/P
Vehicle Speed Sensor LH rear side of transmission
Water Valve (Suburban Only) RH center of intake area, behind turbo plenum
Water-In-Fuel Sensor (Diesel) Top rear of engine
Wheel Sensor, LH Front At LH front wheel
Wheel Sensor, RH Front At RH front wheel
Window Motor, LH Front Inside RH front door
Window Motor, RH Front Inside LH front door
Window Motor, RH Rear Inside RH rear door, lower forward portion, slightly below speaker
Window Switch, RH Front On RH trim panel
Window Switch, LH Front On LH trim panel
Window Switch, LH Rear On LH rear door trim panel
Windshield Washer Pump (Front & Rear) At washer reservoir
Windshield Wiper Motor Module Center rear engine compartment, at cowl
Windshield Wiper/Washer Switch Part of multi-function switch, LH upper steering column
Wiper Motor and Module Center rear engine compartment, at cowl
Wiper/Washer Switch Part of multifunction switch, LH upper steering column
With Compass On top side of windshield