Buick Regal (1988 – 1993) – fuse box diagram
Year of production: 1988, 1989, 1990, 1991, 1992, 1993
Fuses and Circuit Breakers
This fuse panel is inside the glove box. Pull the cover down for access. Some spare fuses and a fuse puller are included.
| Fuses | Amp | Usage |
| 1 | 10 | Radio & Clock |
| 2 | 15 | Radio & Clock; Instrument Cluster; Passive Restraint Timer |
| 3 | 15 | Courtesy, Glove Box, Underhood, Trunk, Header Lights; Cigarette Lighter; Lighted Inside Rearview Mirror; Power Door Locks; Power Mirrors |
| 4 | 25 | Windshield Wiper & Washer |
| 5 | 10 | Cruise Control: DRL Module; Instrument Cluster; HVAC |
| 6 | 15 | Brake Lights; ABS Control Module; Chime Module |
| 7 | 15 | Engine Control Module |
| 8 | 20 | Taillights; DRL Module |
| 9 | 15 | Hazard Warning Flasher |
| 10 | 10 | Rear Defogger Timer Relay: Instrument Cluster; Chime Module; Cruise Control; DRL Module; Lamp Driver Module; ABS Lamp Driver |
| 11 | 5 | Instrument Panel. Console, Switch Lights |
| 12 | 25 | Blower Motor |
| 13 | 10 | Turn Signals |
| 14 | Not Used | |
| 15 | 10 | ABS Control Module |
| 16 | Not Used | |
| 17 | Not Used | |
| 18 | Not Used |
Electrical Center Driver Side – Underhood
| Mini Fuse | Amp | Usage |
| 1 | Not Used | |
| 2 | Not Used | |
| 3 | Not Used | |
| 4 | Not Used | |
| 5 | Not Used | |
| 6 | Not Used | |
| 7 | Not Used | |
| 8 | 5 | ABS Control Module |
| 9 | 15 | Fog Lights |
| 10 | 10 | Horn |
| 11 | Not Used | |
| 12 | Not Used | |
| 13 | 60 | ABS Controller |
| 14 | 50 | Exterior Lights |
| Relay | Amp | Usage |
| 15 | Horn | |
| 16 | Fog Lamps | |
| 17 | ABS |
If your car has anti-lock brakes, there is an ABS electrical center under the hood on the driver’s side.
Electrical Center Passenger Side – Underhood
| Fuse | Amp | Usage |
| 18 | 20 | Fuel Injectors (3.8L) |
| 19 | 15 | Trunk Release |
| 20 | 20 | ECM; Fuel Pump |
| 21 | 10 | ECM (3.8L) |
| 22 | 3 | Cooling Fan Relay (3.8L) |
| 23 | Not Used | |
| 24 | 10 | Direct Ignition System |
| 25 | 10 | Fuel Injectors (3.1 L) |
| 26 | Not Used | |
| 27 | 15 | Ignition |
| 28 | 10 | TCC; Primary Cooling Fan (3.1 L) |
| Relay | Amp | Usage |
| 29 | Fuel Pump | |
| 30 | Cooling Fan Control (3.8L) | |
| 31 | Cooling Fan Control (3.8L) Secondary Cooling Fan | |
| 32 | Primary Cooling Fan | |
| 33 | A/C Clutch Coil |
| Fusible Elements | Amp | Usage |
| 34 | 60 | Starter Solenoid |
| 35 | 60 | Cooling Fan |
| 36 | 60 | Blower Motor |
| 37 | 60 | Cooling Fan |
| 38 | 30 | Fuse Block |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.