Looking for Buick LeSabre fuse box diagrams ? This article covers the eighth-generation Buick LeSabre , available from 2000 , and includes fuse box diagrams for Buick LeSabre 2000, 2001, 2002, 2003, 2004 and 2005 , along with details about the location of the fuse panels inside the vehicle and a clear explanation of the assignment of each fuse and relay (fuse layout).
It is located under the rear seat (remove the seat and open the fuse box cover).
Assignment of the fuses in the rear underseat fuse box
Fuse Data
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No. Description 1 Fuel Pump 2 HVAC Blower 3 Memory 4 Assembly Line Diagnostic Link 5 2000-2002: Rear Fog Lamps2003-2005: Not Used6 Compact Disc (CD) 7 Driver’s Door Module 8 Air Bag System (SIR) 9 Not Used 10 Right Parking Lamp 11 Vent Solenoid 12 Ignition 1 13 Left Parking Lamp 14 Dimmer 15 2000-2002: Not Used2003-2005: Satellite Digital Radio16 Left Front Heated Sea 17 Not Used 18 Rear Door Module 19 Stoplamp 20 Park/Reverse 21 Audio 22 Retained Accessory Power (RAP) 23 Not Used 24 Not Used 25 Passenger Door Module 26 Body 27 Interior Lamps 28 Not Used 29 Ignition Switch 30 Instrument Panel 31 Right Front Heated Seat 32 Not Used 33 HVAC 34 Ignition 3 Rear 35 Anti-Lock Brake System (ABS) 36 Turn Signal/Hazard 37 HVAC Battery 38 Dimmer 56 Circuit Breaker: Power Seats 57 Circuit Breaker: Power Windows 60 Not Used 61 Rear Defog 62 Not Used 63 Audio Amplifier 64 Electronic Level Control (ELC) 65 2000-2004: Cigar2005: Not used66 Not Used 67 Not Used 68 Not Used 69-74 Spare fuses 75 Fuse Puller
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Assignment of the relays in the rear underseat fuse box
Fuse Data
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No. Description 39 Fuel Pump 40 Parking Lamp 41 Ignition 1 42 Rear Fog Lamp 43 Not Used 44 Park 45 Reverse 46 Retained Accessory Power (RAP) 47 Fuel Tank Door Lock 48 Not Used 49 Ignition 3 50 Fuel Tank Door Release 51 Interior Lamps 52 Trunk Release 53 Front Courtesy Lamps 54 Not Used 55 Electronic Level Control (ELC) 58 2000-2004: Cigar2005: Not used59 Rear Defogger
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The engine compartment fuse block is located near the front on the passenger’s side of the vehicle. Lift the cover to gain access. On some vehicles, there may be an additional cover that you will need to lift to gain access to the fuses.
Assignment of the fuses in the engine compartment
Fuse Data
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No. Description 1 Not Used 2 Accessory 3 Windshield Wipers 4 Not Used 5 Left Low-Beam Headlamp 6 Right Low-Beam Headlamp 7 Instrument Panel 8 Powertrain Control Module Battery 9 Right High-Beam Headlamp 10 Left High-Beam Headlamp 11 Ignition 1 12 Not Used 13 Transaxle 14 Cruise Control 15 Direct Ignition System 16 Injector Bank #2 17 Not Used 18 Not Used 19 Powertrain Control Module Ignition 20 Oxygen Sensor 21 Injector Bank #1 22 Auxiliary Power 23 Cigarette Lighter 24 Fog Lamps/Daytime Running Lamps 25 Horn 26 Air Conditioner Clutch 41 Circuit Breaker: Starter 42 2000-2002: A.I.R2003-2005: Not Used43 Empty 44 ABS 45 Not Used 46 Cooling Fan 1 47 Cooling Fan 2 48-52 Spare fuses 53 Fuse Puller
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Assignment of the relays in the engine compartment
Fuse Data
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No. Description 27 High-Beam Headlamp 28 Low-Beam Headlamp 29 Fog Lamps 30 Daytime Running Lamps 31 Horn 32 Air Conditioner Clutch 33 HVAC Solenoid 34 Accessory 35 2000-2002: Air Pump2003-2005: Not Used36 Starter 1 37 Cooling Fan 1 38 Ignition 1 39 Cooling Fan Series/Parallel 40 Cooling Fan 2
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