Buick Regal (1988 - 1993) Fuse Box Diagram

avatar Jonathan Yarden
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.

Buick Regal mk3 - fuse box

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

Buick Regal mk3 - fuse box - electrical center (underhood passenger side)

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.

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