
Buick Roadmaster 1992 Fuse Box Info
Passenger compartment fuse box location:

The fuse box in the passenger compartment is located on the driver's side, between the door and the instrument panel, behind the cover.
Fuse Box Diagram | Layout
Passenger compartment fuse box (Wagon):
| Fuse/Relay N° | Rating | Functions |
| 1 | 15A | Horn Relay, Underhood Lamp, Interior Courtesy Lighting, Power Antenna Relay, Power Door Lock Switches, Power Mirror Switch, Vanity Mirrors Lamps, Rear Glass Release Relay, Rear Glass Release/Tailgate Lock Switch, Rear Glass Interlock/Push Button Switch |
| 2 | 15A | Audio Alarm Module, Cigar Lighter, I/P Compartment Lamp, Rear Wiper Motor Module, Radio, Instrument Cluster, Low Oil Module |
| 3 | 10A | Electronic A/C Control Assembly (C68), Rear Deffoger Relay (C68) |
| 4 | 25A | Electronic Level Control Compressor Assembly, Height Sensor Assembly |
| 5 | 7.5A | Interior Dimmer Lighting |
| 6 | 20A | Generator, Electronic A/C Control Assembly, Solenoid Module, A/C Control Relay, Heater and A/C Control Assembly |
| 7 | 30A | Electronic A/C Power Module (C68) |
| 8 | 15A | Rear Window Wiper/Washer Switch |
| 9 | 10A | Radio |
| 10 | 25A | Windshield Wiper/Washer Switch, Washer Fluid Level Switch |
| 11 | 7.5A | Fuel Injectors |
| 12 | 10A | Arming Sensor, Diagnostic Energy Reserve Module (DERM) |
| 13 | 10A | Engine Control Module, Knock Sensor Module, Emission Control Solenoids, Instrument Cluster, Vehicle Speed Sensor Module |
| 14 | 15A | Park/Marker/Tail Lights |
| 15 | 30A | Rear Defogger |
| 16 | 7.5A | Heated Mirrors |
| 17 | 15A | Audio Alarm Module, Defogger Relay/Timer, Diagnostic Energy Reserve Module (DERM), Electronic Compass, Low Coolant Module, Fluid Warning Center, Headlight Switch ilumination Lamp, Height Sensor Assembly, Instrument Cluster Keyless Entry Receiver, Torque Converter Clutch/Cruise Release Switch, Twilight Sentinel Module, Daytime Running Lights Module |
| 18 | 15A | Backup Lights, Turn Signal Flasher, Cruise Control, Electronic Brake Control Module |
| 19 | 20A | Brake Lights, Hazard Flasher |
| 20 | 5A | Diagnostic Energy Reserve Module (DERM), Engine Control Module (EMC) |
| Circuit Breakers | ||
| A | 30A | Keyless Entry Module, Power Seat Switches, Power Door Lock Relay |
| C | 30A | Master Power Window Switch, Window Lockout Switch |
Passenger compartment fuse box (Sedan):
| Fuse/Relay N° | Rating | Functions |
| 1 | 15A | Underhood Lamp, Interior Courtesy Lighting, Power Antenna Relay, Power Door Lock, Power Mirror, Vanity Mirrors |
| 2 | 15A | Audio Alarm Module, Cigar Lighter, I/P Compartment Lamp, Luggage Compartment Lamp, Radio Module, Trunk Lid Release Relay, Low Oil Module |
| 3 | 10A | Electronic A/C Control Assembly, Rear Deffoger Relay |
| 4 | 25A | Height Sensor Assembly, Electronic Level Control Compressor Assembly |
| 5 | 7.5A | Interior Lights Dimming |
| 6 | 20A | Generator, Electronic Heater and Air Conditioning Control, Daytime Running Lamghts, Variable Effort Steering Controller, A/C Control Relay |
| 7 | 30A | Electronic A/C Power Module |
| 8 | 25A | Trunk Lid Pull-Down Unit, Horn Relay |
| 9 | 10A | Radio |
| 10 | 25A | Windshield Wiper/Washer Switch, Windshield Washer Fluid Level Switch |
| 11 | 7.5A | Fuel Injectors |
| 12 | 10A | Arming Sensor, Diagnostic Energy Reserve Module (DERM) |
| 13 | 10A | Engine Control Module, Knock Sensor Module, Emission Control Solenoids, Instrument Cluster, Vehicle Speed Sensor Module |
| 14 | 15A | Park/Marker/Tail, Interior Lights |
| 15 | 30A | Rear Defogger |
| 16 | 7.5A | Heated Mirrors |
| 17 | 15A | Audio Alarm Module, Defogger Relay/Timer, Diagnostic Energy Reserve Module (DERM), Electronic Compass, Height Sensor Assembly, Keyless Entry Receiver, Torque Converter Clutch/Cruise Release Switch, Twilight Sentinel Module or Daytime Running Lights Module, Headlight Switch Illumination Lamp, Low Coolant Module, Fluid Warning Center, Instrument Cluster |
| 18 | 15A | Backup Lights, Turn Lights, Trunk Lid Release Relay, Cruise Control, Electronic Brake Control Module |
| 19 | 20A | Brake Lights, Hazard Flasher |
| 20 | 5A | Diagnostic Energy Reserve Module (DERM), Engine Control Module |
| Circuit Breakers | ||
| A | 30A | Power Seat Switches, Power Door Lock Relay, Keyless Enetry Receiver |
| C | 30A | Master Power Window Switch, Window Lockout Switch |





