Buick LeSabre (1999) – fuse box diagram

Year of production: 1999

Driver’s Side Fuse Block

The driver’s side fuse block is to the left of the steering wheel, under the instrument panel.

Buick LeSabre - wiring diagram - fuse box diagram - under instrument panel
Buick LeSabre – wiring diagram – fuse box diagram – under instrument panel
Fuses Usage
1 Not Used
2 Not Used
3 Power Seats Circuit Breaker
4 Not Used
5 Not Used
1A PASS Key
2A Spare
3A Not Used
4A Not Used
5A Auto HVAC, ALM, Cruise Control, Cluster
6A Courtesy Lamps, Power Mirrors
7A Not Used
8A Perimeter Lighting
9A Not Used
1B Turn Signal, Back-Up Lamps, BTSI
2B Spare
3B Not Used
4B Not Used
5B Anti-Lock Brake System, Computer Command Control
6B Brake and Hazard Lamps
7B Not Used
8B Interior Lighting
9B Cigarette Lighter
1C Air Bag System
2C Spare
3C Not Used
4C Not Used
5C Cooling Fans, Transaxle
6C Parking Lamps, Interior Lamps
7C Not Used
8C Parking Lamps
9C Radio, Cluster
1D Telltale, Chime, Cluster, RAC, LCM
2D Spare
3D Heated Mirrors
4D Not Used
5D Manual A/C
6D Not Used
7D TCC
8D Radio
9D Not Used
1E Not Used
2E Air Bag System, PASS-Key
3E Not Used
4E Not Used
5E Rear Defog
6E Not Used
7E Miscellaneous Engine-Non OBD II
8E Wipers, Washer
9E Not Used

 

Passenger’s Side Fuse Block

Additional fuses are located in the relay center, on the passenger’s side, below the instrument panel.

Buick LeSabre - wiring diagram - fuse box diagram - instrument panel passenger's side
Buick LeSabre – wiring diagram – fuse box diagram – instrument panel passenger’s side
Fuses Usage
1 Door Locks
2 Trunk Release, RAC
3 Horns
4 Not Used
5 Miscellaneous Engine Controls (OBD II)
6 Fuel Pump
7 Injectors
8 Powertrain Control Module
9 Not Used
10 Not Used
11 A/C Programmer
12 Not Used

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.