Buick Riviera (1994-1999) fuses and relays

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In this article, we consider the eighth-generation Buick Riviera, produced from 1994  to 1999. Here you will find fuse box diagrams of Buick Riviera 1994, 1995, 1996, 1997, 1998 and 1999, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay.

Fuse Layout Buick Riviera 1994-1999

Cigar lighter (power outlet) fuse in the Buick Riviera is the fuse #26 in the Instrument panel fuse box.

Instrument Panel Fuse Box

Fuse Box Location

It is located behind the lid at the end of the instrument panel near the driver’s door.The location of the fuses in the instrument panel: Buick Riviera (1994-1999)

Fuse box diagram

Instrument panel fuse box diagram: Buick Riviera (1994, 1995, 1996, 1997, 1998, 1999)

Assignment of the fuses in the instrument panel
Description
1Air Bag
2Injectors
3Anti-Lock Brake System
4Left Exterior Lamps
5Turn Signal Lamps
61994-1995: Cruise Control;
1996-1999: Oxygen Sensor
7Climate Control
8Right Exterior Lamps
9HVAC Relay
10MAF
11Auxiliary Power
12Interior Lamps
13Chime
141994-1995: Not Used;
1996-1999: TMNSS
151994-1995: Not Used;
1996-1999: Cruise Control
161994-1995: Not Used;
1996-1999: Perimeter Lights
17Not Used
18Not Used
19Radio
20Cooling Fan
21Not Used
22Not Used
23Windshield Wipers
241994-1996: Not Used;
1997-1999: Flat Pack Motor
25PCM
26Cigarette Lighter
27Crank
28HVAC Blower

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Rear Underseat Fuse Boxes

Fuse Box Location

Two fuse boxes located under the rear seat.
To access the fuse boxes, the rear seat cushion must be removed (pull up on the front of the cushion to release the front hooks, pull the cushion up and out toward the front of the vehicle).
The location of the fuses under the rear seat: Buick Riviera (1994-1999)

Fuse Box Diagram (Left block)

Left Rear Underseat fuse box diagram: Buick Riviera (1994, 1995, 1996, 1997, 1998, 1999)

Assignment of the fuses and relays in the Left Rear Underseat Fuse Box
Description
11994-1995: Interior Lamps Relay;
1996-1999: Open
2Electronic Level Control
3Trunk Release Relay
4Open
5Fuel Pump Relay
6Driver Door Unlock Relay
7-10Open
11Rear Defogger Relay (Upper Zone)
12Rear Defogger Relay (Lower Zone)
13Open
14-16Spare
17-22Open
23Direct Accessory Power - Accessory
241994-1995: Direct Accessory Power - Ignition;
1996-1999: Open

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Fuse Box Diagram (Right block)

Right Rear Underseat fuse box diagram: Buick Riviera (1994, 1995, 1996, 1997, 1998, 1999)

Assignment of the fuses and relays in the Right Rear Underseat Fuse Box
Description
1-2Spare
3Open
4Circuit Breaker - Power Windows/Sunroof
5-6Spare
7Open
8-9Spare
10Open
11Circuit Breaker - Power Seats
12-13Spare
14Open
15Power Seats
16Circuit Breaker - Headlamps
17HVAC Blower Motor
18Powertrain Control Module/PASS-Key II
19Ignition 3
20Ignition 1
21Rear Defogger
22Trunk and Fuel Door Releases
231994-1996: Heated Seat;
1997-1999: Electronic Level Control
241994-1996: Electronic Level Control/lnstrument Panel;
1997-1999: Heated Seats/Instrument Panel
25Exterior Lamps
26Open
27Power Door Locks
28Interior Lamps
29Hazard Lamps/Stoplamps
30Parking Lamps
311994-1997: Not Used;
1998-1999: Heated Mirror
321994-1995: Back-up Lamps;
1996-1999: Open
33Fuel Door Release
34Trunk Release
35Battery Thermistor
36Instrument Panel #2
37Instrument Panel #1
381994-1996: Electronic Level Control;
1997-1999: Heated Seats
39Fuel Pump
40Open
411994-1995: Not Used;
1996-1999: RR Defog 2
421994-1995: Not Used;
1996-1999: RR Defog 1

Engine Compartment Fuse Box

The electrical center is located in the engine compartment.

Fuse box diagram

Under-hood fuse box diagram: Buick Riviera (1994, 1995, 1996, 1997, 1998, 1999)

Assignment of the fuses in the engine compartment
Description
1Air Conditioning Compressor
2Not Used
3Not Used
4Horn
5Not Used
6Not Used
7Cooling Fan #2
8Cooling Fan #3
9Cooling Fan
10ABS Main
11ABS Pump Motor
12Not Used
13Horn
141994-1996: Flash To Pass;
1997-1999: Not Used