Buick LeSabre (2000 – 2005) fuse and relay

The Buick LeSabre th generationwas produced in 2000, 2001, 2002, 2003, 2004, 2005. In this post you can find a description of Buick LeSabre 8 fuses and relays with fuse box diagrams, their locations and photo examples of implementation. Note the cigarette lighter fuse.

lesabre 8

The purpose of fuses and relays may differ from those presented and depend on the engine size, year of manufacture and level of electrical equipment.

Passenger compartment

Inside the car fuse box is located under the rear seat (remove the seat and open the fuse box cover).



photo of fuse box




120A Fuel Pump
230A HVAC Blower
310A Memory
410A Assembly Line Diagnostic Link
510A 2000-2002: Rear Fog Lamps
2003-2005: Not Used
610A Compact Disc (CD)
710A Driver’s Door Module
815A Air Bag System (SIR)
9Not Used
1010A Right Parking Lamp
1110A Vent Solenoid
1210A Ignition 1
1310A Left Parking Lamp
145A Dimmer
155A 2000-2002: Not Used
2003-2005: Satellite Digital Radio
1610A Left Front Heated Sea
17Not Used
1810A Rear Door Module
1915A Stoplamp
2010A Park/Reverse
2110A Audio
2220A Retained Accessory Power (RAP)
23Not Used
24Not Used
2510A Passenger Door Module
2615A Body
2710A Interior Lamps
28Not Used
2915A Ignition Switch
3010A Instrument Panel
3110A Right Front Heated Seat
32Not Used
3310A HVAC
3410A Ignition 3 Rear
3510A Anti-Lock Brake System (ABS)
3615A Turn Signal/Hazard
3710A HVAC Battery
3810A Dimmer
5630A Circuit Breaker: Power Seats
5730A Circuit Breaker: Power Windows
60Not Used
6140A Rear Defog
62Not Used
6320A Audio Amplifier
6430A Electronic Level Control (ELC)
6540A 2000-2004: Cigar
2005: Not used
66Not Used
67Not Used
68Not Used
69-74Spare fuses
75Fuse Puller
39Fuel Pump
40Parking Lamp
41Ignition 1
42Rear Fog Lamp
43Not Used
46Retained Accessory Power (RAP)
47Fuel Tank Door Lock
48Not Used
49Ignition 3
50Fuel Tank Door Release
51Interior Lamps
52Trunk Release
53Front Courtesy Lamps
54Not Used
55Electronic Level Control (ELC)
582000-2004: Cigar
2005: Not used
59Rear Defogger

Engine compartment

Under the hood of the car, the box with fuses and relays is located on the left side and is also covered with a protective cover.


Check the designation of fuses and relays with your diagrams on the back of the cover.

Photo example of the fuse box



Diagram 2


1Not Used
215A Accessory
330A Windshield Wipers
4Not Used
510A Left Low-Beam Headlamp
610A Right Low-Beam Headlamp
7Instrument Panel
810A Powertrain Control Module Battery
910A Right High-Beam Headlamp
1010A Left High-Beam Headlamp
1110A Ignition 1
12Not Used
1310A Transaxle
1410A Cruise Control
1520A Direct Ignition System
1610A Injector Bank #2
17Not Used
18Not Used
1910A Powertrain Control Module Ignition
2010A Oxygen Sensor
2110A Injector Bank #1
2220A Auxiliary Power
2320A Cigarette Lighter
2415A Fog Lamps/ Daytime Running Lamps
2515A Horn
2615A Air Conditioner Clutch
4130A Circuit Breaker: Starter
4230A 2000-2002: A.I.R
2003-2005: Not Used
4330A ABS
44Not Used
45Not Used
4630A Cooling Fan 1
4730A Cooling Fan 2
48 – 52Spare fuses
53Fuse Puller
27High-Beam Headlamp
28Low-Beam Headlamp
29Fog Lamps
30Daytime Running Lamps
32Air Conditioner Clutch
33HVAC Solenoid
352000-2002: Air Pump
2003-2005: Not Used
36Starter 1
37Cooling Fan 1
38Ignition 1
39Cooling Fan Series/ Parallel
40Cooling Fan 2

Fuse number 23 at 20A is responsible for the operation of the cigarette lighter.

If you have any questions, ask them in the comments.

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