Jonathan Yarden Mar 25, 2021 · 5 min. read
In this article you will find a description of fuses and relays Pontiac,
with photos of block diagrams and their locations.
Highlighted the cigarette lighter fuse (as the most popular thing people look for).
Get tips on blown fuses, replacing a fuse, and more.
Year of production: 2002, 2003, 2004, 2005
Instrument Panel Fuse Block
The instrument panel fuse block is located on the driver’s side of the instrument panel.
Fuses | Usage |
TURN-B/U | Turn Signals, Back-Up Lamps |
ERLS | Engine Relays |
BCM/CLU | Body Control Module, Instrument Panel Cluster |
PCM | Powertrain Control Module |
IGN MDL | Ignition Module |
F/P-INJ | Fuel Pump, Fuel Injectors |
AIR BG | Airbag |
CRUISE | Cruise Control Module/Switch |
ABS | Anti-Lock Brake (Ignition) |
APO | Accessory Power Outle |
MIR/DLC | Power Mirror/Diagnostic Link Connector |
LT HDLP | Left Headlamp |
RDO/INTLP | Radio, Interior Lamps, OnStar® |
RT HDLP | Right Headlamps |
CLSTR | Instrument Panel Cluster |
EXT LP | Exterior Lamps |
CIG | Cigarette Lighter |
FOG | Fog Lamps |
HORN | Horn |
Blank | Not Used |
Blank | Not Used |
STOP/HZD | Stop Lamps, Hazard Lamps |
Blank | Not Used |
Blank | Not Used |
RR DEFOG | Rear Window Defogger |
PWR ACC | Power Door Locks |
Blank | Not Used |
Blank | Not Used |
Blank | Not Used |
O2 HTR | Oxygen Sensor Heater |
HVAC | Climate Control System |
WIPER | Windshield Wiper |
BCM | Body Control Module |
AMPL | Audio Amplifier |
PWR WDO | Power Windows, Sunroof (Circuit Breaker) |
RELAY DRL | Daytime Running Lamps (Relay) |
Blank | Not Used |
Engine Compartment Fuse Block
The engine compartment fuse block is located on the driver’s side of the vehicle.
Fuses | Usage |
IGN | Ignition Switch Circuits |
BATT 1 | Exterior lamps, Power Outlet, Horn, Audio Amplifier |
BATT 2 | Rear Defogger, Starter, Power Locks, Stoplamps |
ABS | Anti-Lock Brake System |
COOLING FAN | Engine Cooling Fan |
PCM/HVAC | Powertrain Control Module, Heater and A/C Blower |
CRNK | Starter |
CRNK | Starter |
BLO | Heater and A/C Blowe |
PCM | Powertrain Control Module |
A/C | A/C Compressor |
A/C | A/C Compressor |
FUEL PUMP | Fuel Pump |
CRANK | Starter |
COOLING FAN | Engine Cooling Fan |
HEATER BLOWER | Heater and A/C Blower |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
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