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Relays Usage
FAN 2 HC
MICRORight Side Engine Cooling
Fan Motors
FAN S/P HC
MICROSeries/Parallel Engine
Cooling FanRelays Usage
FRNT
WASHER SS
MICROFront Washer Pump
FAN 1 HC
MICROLeft Side Engine Cooling
Fan Motors
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Relays Usage
FOG LAMP SS
MICROFront Fog Lamps
SPARE Spare
IGN MAIN SS
MICROIgnition Switch (ON)
STRTR HC
MICROStarter Solenoid
PWR/TRN HC
MICROPowertrain/Engine Control Module
HI BEAM SS
MICROHigh-Beam Headlamps
BLWR HC
MICROFront Blower Motor Assembly
WPR HC
MICROWindshield Wiper System - On/Off
WPR HI HC
MICROWindshield Wiper System -
Low/High
HEAD LAMP
WASH HC
MICROHeadlamp Washer Pump (Option)
LO BEAM-LP
MICRO/HID-HC
MICROLow-Beam Headlamps
REAR WASH
SS MICRORear Washer PumpRelays Usage
HORN SS
MICROHorn
A/C CMPRSR
CLTCH SS
MICROAir Conditioning Compressor Clutch
FUEL PUMP
SS MICROFuel Pump
ACCY SS
MICROAccessory Power (Rear Wipers,
Inside Rearview Mirror)
J Case Fuses Usage
FAN 2 Right Cooling Fan Motor
SPARE Spare
FAN 1 Left Cooling Fan Motor
SPARE Spare
STRTR Starter Solenoid
LPDB 2LRPDB (Left Side Rear
Power Distribution Box)
ABS MOTOR Anti-lock Brake System Module
LPDB 1LRPDB (Left Side Rear
Power Distribution Box)
RPDB 1RRPDB (Right Side Rear
Power Distribution Box)
SPARE Spare
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J Case Fuses Usage
BLWR Front Blower Motor Assembly
RPDB 2RRPDB (Right Side Rear
Power Distribution Box)
Mini Fuses Usage
FRNT
WASHERFront Washer Pump
SPARE Spare
SPARE Spare
AIRBAGSensing Diagnostic Module (SDM),
Occupant Sensor Display,
Instrument Cluster
ABS IGNAnti-lock Braking System Ignition,
Variable Effort Steering
IGN SW Ignition Switch, Immobilizer Module
ECM/TCM IGNEngine Control Module/Transmission
Control Module Ignition Power
MISC IGN Air Quality Sensor
EMISSION 1Pre 02 Sensors, Cam Phasor (V6),
Canister Purge (V6), Intake Manifold
Tuning Valve (V6)
SPARE Spare
Mini Fuses Usage
DISPLAYInstrument Panel Cluster, Climate
Control Module, Front Blower Relay,
Diagnostic Link Connector
BCM 2LED Instrument Panel Dimming,
Overhead Lamps, Vanity Lamps
EVEN COILSEven Ignition Coils, Even Fuel
Injectors
BCM 6Right Side Rear Stoplamp, Turn
Lamps, Key Capture Solenoid
RADIO Radio
ODD COILSOdd Ignition Coils, Odd Fuel
Injectors
BCM 1 Body Control Module (BCM) Power
LT HI BEAM Left Side High-Beam Headlamp
BCM 7/CLOCK Switch Dimming, Analog Clock
SPARE Spare
EMISSION 2Cooling Fan Relays, Air
Conditioning Clutch Relay, Post O2
Sensors, Mass Air ow Sensor,
Canister Purge (V8)
ECM BATT Engine Control Module (ECM)
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Rear Underseat Fuse Block
(Left Side)
The left side rear fuse block is located under the
rear seat on the left 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
STOP RELAY
MININot Used
ELC RELAY
MINIElectronic Level Control (ELC)
Compressor Motor
PRK LAMP
RELAY MICROLicense Lamps
REAR FOG
LAMP RLY
MICRONot Used
SPARE Spare
R POSITION
RELAY MICRONot Used
LH POS PRK
LAMP RELAY
MICROFront & Rear Park Lamps
SPARE Not Used
Mini Fuses Usage
SWC Steering Wheel Controls
RSA/RSERear Seat Entertainment, Rear Seat
Audio
ONSTAR
TV/XMOnStar
®Module, XM Radio
3RD ROW
SW/RFAFlip Fold Seat Switches, Remote
Keyless Entry System Module
AMP Audio Ampli er
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Mini Fuses Usage
RSM Rear Seat Module, Flip/Fold Motors
DRIVER DR
MODDriver Door Module (Locks, Outside
Rearview Mirror, Window Switches)
STOP LAMPS Not Used
MARKER
LAMPLicense Lamps
LH PRK POS
LAMPSLeft Side Taillamp, Left Side Front
Park Lamps, Sidemarker Lamps
RH PRK
LAMPSRight Side Taillamp, Right Side
Front Park Lamps, Sidemarker
Lamps
TRLR PRK
LAMPSTrailer Park Lamps
SPARE Spare
SPARE Spare
SPARE Spare
MEMORY RPAMemory Seat Module, Ultrasonic
Rear Parking Assist (URPA) Module
APO Rear Auxiliary Power Outlet
PRK LAMP LH
POSPark Lamp Relay
REAR FOG
LAMPNot Used
RH POS LAMP Right Side TaillampJ Case Fuses Usage
SPARE Spare
ELCElectronic Level Control (ELC)
Compressor
Circuit
BreakersUsage
PWR WNDWS Power Window Motors
Misc. Usage
FUSE PULLER Fuse Puller
JOINT
CONNECTORJoint Connector
461
Page 462 of 522
Rear Underseat Fuse Block
(Right Side)
The right side rear fuse block is located under the
rear seat on the right 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
REAR DEFOG
RELAY MINIRear Window Defogger
SPARE Spare
SPARE Spare
UNLOCK
RELAY MICRORear Door Locks
SPARE Spare
LCK RELAY
MICRORear Door Locks
RUN RELAY
HC MICRORear Air Conditioning Blower Motor,
Climate Control Ignition
SPARE Spare
Mini Fuses Usage
WPR ISRVM
VICSRear Wiper Switch, Inside
Rearview Mirror
THEFT
UGDO/RFAGarage Door Opener, Keyless
Entry System
SPARE Spare
CANISTER
VENTCanister Vent Solenoid
PLG Power Liftgate Module
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Mini Fuses Usage
REAR DEFOG Rear Window Defogger
SPARE Spare
BCM 3Hush Panel Lamps, Overhead
Courtesy Lamp Assembly, Right
Side Front Turn Lamp
REAR A/C Rear Air Conditioning System
RUN Climate Control Module
HDT STR WHL Not Used
SPARE Spare
SPARE Spare
SPARE Spare
DR LCK Rear Door Locks
PDMPassenger Door Module (Locks,
Outside Mirror, Window Switches)
SIRSensing Diagnostic Module (SDM),
Occupant Sensor, Roll-over Sensor
SPARE Spare
MRRTD Suspension Module
ELCElectronic Leveling Compressor
(ELC) Exhaust Solenoid, ELC RelayJ Case Fuses Usage
SUNROOF MOD Power Sunroof Module
PWR LIFT
GATEPower Liftgate Motors
Circuit
BreakersUsage
PWR SEATS Power Seat Motors
Misc. Usage
FUSE PULLER Fuse Puller
JOINT
CONNECTORJoint Connector
463