Pontiac Grand Prix mk6 (Sixth Generation; 1998) – fuse box diagram
Year of production: 1998
Instrument Panel Fuse Block
Fuse box is locate on the end of the instrument panel on the passenger side.

| Circuit Breaker | Usage |
| HEADLAMP | Headlamps |
| SEAT | Power Seat, Power Lumbar |
| PWR WDO | Power Window |
| Fuse | Usage |
| MALL PGM | Mall Module — Program |
| MALL | Mall Module |
| WIPER | Wipers |
| STR WHL ILLUM | Steering Wheel Illumination |
| STR WHL CTRL | Steering Wheel Control |
| SUNROOF | Sunroof |
| RADIO | Radio, Antenna |
| PWR LOCK | Mall Module — Power Lock |
| HSEAT/LUM | Heated Seats, Power Lumbar |
| R DEFOG | Rear Defog |
| RAP | Retained Accessory Power, Mall Module |
| HAZARD | Hazard Flashers |
| PWR MIR | Power Mirrors |
| HVAC HI | HVAC Blower — Hi |
| CIG LTR | Cigarette Lighter, ALDL, Floor Console Accessory Outlet |
| INT LAMP | Mall Module — Interior lamps |
| STOP LAMP | Stoplamp |
| AUX/CNSL | Accessory Power, Overhead Console |
| CD CHG | CD Changer |
| ECM | ECM |
| CRUISE | Cruise Control |
| I/P-IGN | ChimeNall Module, Cluster, Trip Computer, Head-Up Display, Brake-Transaxle Shift Interlock |
| SIR | Supplemental Inflatable Restraint (Air Bag) |
| TURN | Turn Signal |
| ABS | Anti-Lock Brakes |
| BTSI | PRNDL, Brake-Transaxle Shift Interlock |
| PWR DROP | Power Drop Ignition |
| HVAC CTRL | Blower Control, HVAC |
| DIC/HVAC | Rear Defog, HVAC, Driver Information Center, Daytime Running Lamps, Heated Seats |
| CANISTER VENT | Canister Vent Solenoid |
| DRL | Daytime Running Lamps |
Underhood Fuse Block
The underhood fuse block is located on the passenger’s side of the vehicle in the engine compartment.

| Fuses | Usage |
| COOL FAN 2 | Cooling Fan 2 |
| HEADLAMPS | Headlamps |
| BAm MAIN 2 | Battery Main 2 |
| IGNMAIN 1 | Ignition Main 1 |
| COOL FAN 1 | Cooling Fan 1 |
| BATT MAIN 1 | Battery Main 1 |
| IGN MAIN 2 | Ignition Main 2 |
| B/U LP | Trunk Release, Back-up Lamps |
| TRANSMISSION | Automatic Transaxle: Enable, Switch, Shift, PWM |
| FUEL PUMP | Fuel Pump |
| AC CLU/ABS IGN | AC Clutch, ABS Ignition |
| IGN1-UH | MAF, Heated Sensors, Canister Prg, Boost Solenoid |
| IGN MODULE | Ignition Modul |
| INJ | Fuel Injectors |
| ECM | ECM/PCM |
| PARK LP | ChimeMall Module, Taillamps, Parklamps, Sidemarker Lamps, Dimmable Lamps |
| FUTURE | Spare Fuse |
| SPARE | Spare Fuse |
| SPARE | Spare Fuse |
| SPARE | Spare Fuse |
| SPARE | Spare Fuse |
| FOG LP | Fog Lamps |
| FUTURE | Spare Fuse |
| SPARE | Spare Fuse |
| SPARE | Spare Fuse |
| RADIO | Radio, Keyless Entry, Theft Shock Sensor, Trip Computer, HVAC Module, ABS Module, Security LED |
| HORN | Horn |
| ALT SENSE | Alt Sense |
| Diode | Usage |
| AC DIODE | A/C Clu Diode |
| Relays | Usage |
| RELAY COOL FAN SERIES | Cooling Fan |
| RELAY FUEL PUMP | Fuel Pump |
| (ONLY SUPERCHARGER) FUEL PUMP SPEED | Fuel Pump Speed Con |
| RELAY COOL FAN 2 | Cooling Fan 2 |
| RELAY A/C CLUTCH | A/C Clutch |
| RELAY COOL FAN 1 | Cooling Fan 1 |
| IGN MAIN | Ign Main |
| RELAY HORN | Horn |
| RELAY FOG LP | Fog Lamp |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
