Jonathan Yarden Jan 30, 2021 · 5 min. read
In this article you will find a description of fuses and relays Buick,
with photos of block diagrams and their locations.
Highlighted the cigarette lighter fuse (as the most popular thing people look for).
Get tips on blown fuses, replacing a fuse, and more.
Year of production: 1997, 1998, 1999
Instrument Panel Fuse Block
There is a fuse panel located at the end of the instrument panel near the driver’s door.
Fuses | Usage |
1 | Air Bag |
2 | Injectors |
3 | Anti-Lock Brake System |
4 | Left Exterior Lamps |
5 | Turn Signal Lamps |
6 | Oxygen Sensor |
7 | Climate Control |
8 | Right Exterior Lamps |
9 | HVAC Relay |
10 | MAF |
11 | Auxiliary Power |
12 | Interior Lamps |
13 | Chime |
14 | TMNSS |
15 | Cruise Control |
16 | Perimeter Lights |
17 | Not Used |
18 | Not Used |
19 | Radio |
20 | Cooling Fan |
21 | Not Used |
22 | Not Used |
23 | Windshield Wipers |
24 | Flat Pack Motor |
25 | PCM |
26 | Cigarette Lighter |
27 | Crank |
28 | HVAC Blower |
Engine Compartment Fuse Block
Fuse | Usage |
1 | Air Conditioning Compressor |
2 | Not Used |
3 | Not Used |
4 | Horn |
5 | Not Used |
6 | Not Used |
7 | Cooling Fan #2 |
8 | Cooling Fan #3 |
9 | Cooling Fan |
10 | ABS Main |
11 | ABS Pump Motor |
12 | Not Used |
13 | Horn |
14 | Not Used |
Rear Compartment Driver’s Side Fuse Block
Fuse | Usage |
1 | Open |
2 | Electronic Level Control |
3 | Trunk Release Relay |
4 | Open |
5 | Fuel Pump Relay |
6 | Driver Door Unlock Relay |
7 | Open |
8 | Open |
9 | Open |
10 | Open |
11 | Rear Defogger Relay (Upper Zone) |
12 | Rear Defogger Relay (Lower Zone) |
13 | Open |
14 | Spare |
15 | Spare |
16 | Spare |
17 | Open |
18 | Open |
19 | Open |
20 | Open |
21 | Open |
22 | Open |
23 | Direct Accessory Power – Accessory |
24 | Open |
Rear Compartment Passenger’s Side Fuse Block
Fuses | Usage |
1 | Spare |
2 | Spare |
3 | Open |
4 | Breaker – Power Windows/Sunroof |
5 | Spare |
6 | Spare |
7 | Open |
8 | Spare |
9 | Spare |
10 | Open |
11 | Breaker – Power Seats |
12 | Spare |
13 | Spare |
14 | Open |
15 | Power Seat |
16 | Breaker-Headlamps |
17 | HVAC Blower Motor |
18 | Powertrain Control Module/PASS-Key II |
19 | Ignition 3 |
20 | Ignition 1 |
21 | Rear Defogger |
22 | Trunk and Fuel Door Releases |
23 | Electronic Level Control |
24 | Heated Seats/Instrument Panel |
25 | Exterior Lamps |
26 | Open |
27 | Power Door Locks |
28 | Interior Lamps |
29 | Hazard Lamps/Stoplamps |
30 | Parking Lamps |
31 | Heated Mirror |
32 | Open |
33 | Fuel Door Release |
34 | Trunk Release |
35 | Battery Thermistor |
36 | Instrument Panel #2 |
37 | Instrument Panel #1 |
38 | Heated Seats |
39 | Fuel Pump |
40 | Open |
41 | RR Defog 2 |
42 | RR Defog 1 |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
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