Page 401 of 456

J Cases Usage
L REARLRPDB (Driver’s Side Rear Power
Distribution Box)
HI FAN High Cooling Fan Motor
LOW FAN Low Cooling Fan Motor
BLOWER PWM Fan Motor Assembly
STARTER Starter Solenoid
EBCM Electronic Brake Control Module
Fuses Usage
RT PARKPassenger’s Side Taillamp
Assembly, Front Sidemarker and
Front Parking Lamp Assembly
HORN Dual Horn Assembly
LT HI BEAM Driver’s Side High-Beam Headlamp
LT LOW BEAM Driver’s Side Low-Beam Headlamp
RT LOW BEAMPassenger’s Side Low-Beam
Headlamp
RT HI BEAMPassenger’s Side High-Beam
Headlamp
Fuses Usage
HFV6 ECMHigh Feature V6 ECM (Electronic
Control Module)
REAR WPR Rear Wiper Motor
THEFTECM, TCM (Transmission Control
Module), PASS-Key
®III+ Module
LT PARKDriver’s Side Taillamp Assembly,
Front Sidemarker and Front Parking
Lamp Assembly
LIC/DIMMINGRear License Plate Assembly,
DIM (Dash Integration Module)
DIM/ALDLDIM, ALDL (Assembly Line
Data Link)
FLASHER Turn Signal/Hazard Flasher Module
V8 ECM V8 ECM, Canister Purge
STRG CTLSSteering Wheel Control Pad,
Headlamp Switch
STARTER RLY Jumper to Starter Relay
WASH NOZDriver’s and Passenger’s Side
Heated Washer Nozzles
ODD COILSOdd Ignition Coils, Fuel Injectors,
Odd Injection Coils
5-97
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Fuses Usage
TCM/IPCTCM, ECM and IPC (Instrument
Panel Cluster)
SPARE Not Used
ABS Anti-lock Brake System
VICSVehicle Information and
Communication System
SPARE Not Used
SPARE Not Used
IGN SWIgnition Switch (Power to IGN-3 and
CRANK)
VOLT CHECK DIM
ECM/TCMECM, TCM, IPC,
PASS-Key
®III+ Module
WPR MOD Windshield Wiper Module Assembly
POSTO2 Post O2 Sensors
COMP CLUTCH Compressor Clutch
WPR SW Windshield Wiper/Washer Switch
Fuses Usage
FOG LAMP Fog Lamps
OUTLETCenter Console Accessory Power
Outlet
EVEN COILS Even Injection Coils
I/P OUTLETInstrument Panel Accessory Power
Outlet
CCP Climate Control
PREO2/CAMDriver’s and Passenger’s Side
Oxygen Sensors, CAM Phaser
SPARE Not Used
SPARE Not Used
SPARE Not Used
Circuit
BreakersUsage
HDLP WASH
C/B-OPTHeadlamp Washer Motor (Optional)
5-98
Page 403 of 456
Rear Underseat Fuse Block
(Driver Side)
The driver’s side rear fuse block is located under the
rear seat on the driver’s side of the vehicle. The carpet
must be lifted up to access the rear fuse block.
To access the fuse block, push in the two tabs located
at each end of the fuse block cover. Then lift the
cover off.
Relays Usage
BASS RELAY
MICROBrake Lamps
SPARE Not Used
ELC RELAY
MINIElectronic Level Control (ELC)
Compressor Motor
SPARE Not Used
L POSITION
RELAY MICRODriver’s Side Position Lamp
R POSITION
RELAY MICROPassenger’s Side Position Lamp
IGN 3 RELAY
MICROHeated Seat Modules, Air Inlet
Motor, Shifter Assembly
STANDING
LAMP
RLY MICROControl for Position Lamp Relays
SPARE Not Used
REV LAMP
RELAY MICROISRVM (Inside Rearview Mirror),
License Plate Lamp Assembly
5-99
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Fuses Usage
L FRT HTD
SEAT MODDriver’s Heated Seat Module
MEM/ADAPT
SEATDriver’s Power Seat Switch, Memory
Seat Module
THEFTUniversal Garage Door Opener,
Intrusion Sensor, Diversity Antenna
Module
REVERSE
LAMPISRVM (Inside Rearview Mirror),
License Plate Lamp Assembly
SPARE Not Used
POSITION
LAMPTaillamp Assemblies, Front Position
Lamp Assemblies
SPARE Not Used
ELC COMPElectronic Level Control (ELC)
Compressor, Electronic Level
Control (ELC) Solenoid
AUDIO Radio, OnStar
®Module
FFS SW Flip Fold Seat Switch
REAR DR MOD Rear Door Modules
FFSM Flip Fold Seat Module
Fuses Usage
DRIVER
DR MODDriver’s Door Module
BASSTaillamps, Center High-Mounted
Stop Lamp, Flasher Module, ABS
Module, Trailer Lamps
HDLP
LEVELINGHeadlamp Leveling System Chassis
Sensors (Export Only)
SPARE Not Used
CCP Climate Control Panel (CCP)
IGN 3Heated Seat Modules, Air Inlet
Motor, Shifter Assembly
J Cases Usage
AMP Audio Ampli er
ELCElectronic Level Control (ELC)
Compressor
Circuit
BreakersUsage
SEAT C/BPower Seat Switches, Memory Seat
Module
5-100
Page 405 of 456
Rear Underseat Fuse Block
(Passenger Side)
The passenger’s side rear fuse block is located under
the rear seat on the passenger’s side of the vehicle. The
carpet must be lifted up to access the rear fuse block.
To access the fuse block, push in the two tabs located at
each end of the fuse block cover. Then lift the cover off.
Relays Usage
PRIMARY
QUARTER A/C
RELAY MINIRear Air Conditioning
SPARE Not Used
REAR DEFOG
RELAY MINIRear Window Defogger
SPARE Not Used
AFTERBOIL
RELAY MICROAfterboil Pump
INT LAMP
RELAY MICROHush Panel Lamps, Puddle Lamps,
Overhead Courtesy Lamp Assembly
IGN 1 RELAY
MICROIgnition Switch
SPARE Not Used
RAP RELAY
(MICRO)Sunroof
FUEL PUMP
MOTOR
RLY MICROFuel Pump Motor
5-101
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Fuses Usage
INTERIOR
LAMPHush Panel Lamps, Puddle Lamps,
Overhead Courtesy Lamp Assembly
RT FRT
DR MODPassenger’s Door Module
RIMRear Integration Module (RIM),
Ignition Switch, Key Lock Cylinder
REAR FOG
LAMPRear Fog Lamps (Export Only)
SUSPNTN Suspension Module
VICS/RAPTV Tuner Assembly, Vehicle
Information Communication System
(VICS) Module, Sunroof
SPARE Not Used
POWER
SOUNDERPower Sounder, Inclination Sensor
AFTERBOIL Afterboil Heater Pump
CANISTER
VENTCanister Vent Solenoid
FUEL
PUMP MTRFuel Pump Motor
REAR HVAC Rear Climate Control System
R FRT HTD
SEAT MODPassenger’s Side Heated Seat
ModuleFuses Usage
REAR HATCH Rear Hatch Latch
AIR BAG Sensing Diagnostic Module (SDM)
REAR DEFOG Rear Window Defogger Element
IGN 1Shifter, Power Sounder, Rear
Parking Aid, Rearview Mirror, RIM
SPARE Not Used
SPARE Not Used
J Cases Usage
SUNROOF
MODPower Sunroof Module
POWER
LIFTGATEPower Liftgate
Circuit
BreakersUsage
DR MOD
PWR C/BDoor Modules
5-102
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