Buick Lucerne (2006-2011) fuses and relays


The full-size sedan Buick Lucerne was produced from 2006 to 2011. Here you will find fuse box diagrams of Buick Lucerne 2006, 2007, 2008, 2009, 2010 and 2011, 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 Lucerne 2006-2011


Cigar lighter (power outlet) fuses in the Buick Lucerne are the fuses №F14 and F23 in the Rear Underseat Fuse Box (2006-2007) or fuses №F26 and F31 in the Rear Underseat Fuse Box (2008-2011).

Fuse box location

Rear Underseat Fuse Box

It is located under the rear seat (remove the seat and open the fusebox cover).The location of the fuses in the passenger compartment: Buick Lucerne (2006-2011)

Fuse Box in the engine compartment

The location of the fuses in the engine compartment: Buick Lucerne (2006-2011)

Fuse box diagrams

2006, 2007

Rear Underseat Fuse Box

Interior fuse box diagram: Buick Lucerne (2006, 2007)

Assignment of the fuses and relays in the Rear Underseat Fuse Box (2006, 2007)

F1 Amplifier (Option)
F2 Not Used
F3 Interior Lamps
F4 Courtesy/Passenger Side Front Turn Signal
F5 Canister Vent
F6 Magnetic Ride Control Module (Option)
F7 Leveling Compressor
F8 Not Used
F9 Not Used
F10 Switch Dimmer
F11 Fuel Pump
F12 Body Control Module Logic
F13 Airbag
F14 Accessory Power Outlets
F15 Driver’s Side Turn Signal
F16 Passenger Side Rear Turn Signal
F17 Sunroof
F18 Center High-Mounted Stoplamp, Back-up Lamps
F19 Rear Door Locks
F20 Not Used
F21 Radio, S-Band
F22 OnStar® (Option)
F23 Accessory Power Outlet
F24 Driver Door Module
F25 Passenger Door Module
F26 Trunk Release
F27 Heated/Cooled Seats (Option)
F28 Engine Control Module, Transaxle Control Module (ECM/TCM)
F29 Regulated Voltage Control Sense
F30 Daytime Running Lamps
F31 Instrument Panel Harness Module
F32 Not Used
F33 Not Used
F34 Steering Wheel Illumination
F35 Body Harness Module
F36 Memory Seat Module Logic Massage (Option)
F37 Object Detection Sensor (Option)
F38 Not Used
F40 Shifter Solenoid
F41 Retained Accessory Power, Miscellaneous
F42 Driver’s Side Park Lamp
F43 Passenger’s Side Park Lamp
F44 Heated Steering Wheel (Option)
F45 Not Used
F46 Not Used
F47 Heated/Cooled Seats, Ignition 3 (Option)
F48 Ignition Switch
F49 Not Used
J-Case Fuse
JC1 Climate Control Fan
JC2 Rear Defogger
JC3 Electronic Leveling Control/Compressor
Circuit Breaker
CB1 Front Passenger’s Seat, Memory Seat Module
CB2 Driver’s Power Seat, Memory Seat Module
CB3 Door Module, Power Windows
CB4 Not Used
F39 Terminating Resistor
R1 Retained Accessory Power
R2 Park Lamps
R3 Run (Option)
R4 Daytime Running Lamps
R5 Not Used
R6 Trunk Release
R7 Fuel Pump
R8 Not Used
R9 Door Lock
R10 Door Unlock
R11 Not Used
R12 Not Used
R13 Not Used
R14 Rear Defogger
R15 Electronic Leveling Control Compressor

Engine compartment

Under-hood fuse box diagram: Buick Lucerne (2006, 2007)

Assignment of the fuses and relays in the engine compartment (2006, 2007)

F1 Spare
F2 Driver’s Side Low-Beam
F3 Passenger’s Side Low-Beam
F4 Airbag Ignition
F5 Engine Control Module
F6 Transaxle Ignition
F7 Spare
F8 Spare
F9 Sprare
F10 Passenger’s Side High-Beam Headlamp
F11 Driver’s Side High-Beam Headlamp
F12 Windshield Washer Pump
F13 Spare
F14 Climate Controls, Instrument Panel Cluster
F15 Spare
F16 Fog Lamps
F17 Horn
F18 Windshield Wiper
F19 Driver’s Side Corner Lamp
F20 Passenger’s Side Corner Lamp
F21 Oxygen Sensor
F22 Powertrain
F23 Engine Control Module (ECM), Crank
F24 Injector Coil
F25 Injector Coil
F26 Air Conditioning
F27 Air Solenoid
F28 Engine Control Module, Transaxle Control Module (ECM/TCM)
F29 Spare
F30 Spare
F31 Spare
F32 Spare
JC1 Heated Windshield Washer
JC2 Cooling Fan 1
JC3 Spare
JC4 Crank
JC5 Cooling Fan 2
JC6 Anti-lock Brake System 2
JC7 Anti-lock Brake System 1
JC8 Air Pump
R1 Cooling Fan 1
R2 Cooling Fan
R3 Crank
R4 Powertrain
R5  Spare
R6 Run/Crank
R7 Cooling Fan 2
R8 Windshield Wiper
R9 Air Pump
R10 Windshield Wiper High
R11 Air Conditioning
R12 Air Solenoid

2008, 2009, 2010, 2011

Rear Underseat Fuse Box

Interior fuse box diagram: Buick Lucerne (2008, 2009, 2010, 2011)

Assignment of the fuses and relays in the Rear Underseat Fuse Box (2008-2011)

1 Fuel Pump
2 Left Park Lamp
3 Not Used
4 Right Park Lamp
5 Engine Control Module (ECM)/ Transmission Control Module (TCM)
6 Memory Module
7 Not Used
8 Steering Wheel Illumination
9 Front Heated/Cooled Seat Module
10 Run 2 – Heated/Cooled Seats
11 Not Used
12 RPA Module
13 PASS-Key® III System
14 Unlock/Lock Module
15 Magnetic Ride Control
16 Daytime Running Lamps (DRL)
17 Sunroof
18 Body Control Module (BCM) Dim
19 Body Control Module (BCM)
20 Run 1-Heated Steering Wheel
21 Ignition Switch
22 Driver Door Module
23 Not Used
24 Electronic Leveling Control Module
25 Body Control Module (Left Turn Signal)
26 Cigarette Lighter, Auxiliary Power Outlet
27 Not Used
28 Retained Accessory Power 1 (RAP)
29 Passenger Door Module
30 Sensing and Diagnostic Module
31 Accessory Power Outlets
32 Body Control Module (BCM) (Inadvertent)
33 Retained Accessory Power 2 (RAP)
34 CanisterVent Solenoid
35 Body Control Module (Courtesy)
36 Body Control Module (Right Turn Signal)
37 Trunk Release
38 Amplifier, Radio
39 Body Control Module (CHMSL)
40 Body Control Module
41 Not Used
42 OnStar® Module
43 Body Modules
44 Radio
45 Not Used
46 Rear Defogger (J-Case)
47 Electronic Leveling Control Compressor (J-Case)
48 Blower (J-Case)
49 Not Used
Circuit Breaker
54 Right Front Seat
55 Left Front Power Seat
56 Power Windows
57 Power Tilt Steering Wheel
50 Terminating Resistor
51 Not Used
52 Rear Defogger
53 Electronic Leveling Control Compressor
58 Park Lamps
59 Fuel Pump
60 Not Used
61 Not Used
62 Unlock
63 Lock
64 Run
65 Daytime Running Lamps
66 Not Used
67 Trunk Release
68 Not Used
69 Not Used
70 Retained Accessory Power (RAP)

Engine compartment

Under-hood fuse box diagram: Buick Lucerne (2008, 2009, 2010, 2011)

Assignment of the fuses and relays in the engine compartment (2008-2011)

1 Engine Control Module (ECM), Crank
2 Fuel Injectors Odd
3 Fuel Injectors Even
4 Air Conditioning Clutch
5 Air Injection Reactor (AIR) Solenoid
6 Oxygen Sensor
7 Emission Device
8 Transmission, Ignition 1
9 Engine Control Module (ECM), Powertrain Control Module (PCM)
10 Climate Control System, Instrument Panel Cluster Ignition 1
11 Airbag System
12 Horn
13 Windshield Wiper
14 Fog Lamps
15 Right High-Beam Headlamp
16 Left High-Beam Headlamp
17 Left Low-Beam Headlamp
18 Right Low-Beam Headlamp
19 Windshield Washer Pump Motor
20 Left Front Cornering Lamp
21 Right Front Cornering Lamp
22 Air Pump (J-Case)
23 Antilock Brake System (ABS) (J-Case)
24 Starter (J-Case)
25 Antilock Brake System (ABS) Motor (J-Case)
26 Cooling Fan 2 (J-Case)
27 Cooling Fan 1 (J-Case)
29 Powertrain
30 Starter
31 Cooling Fan 2
32 Cooling Fan 3
33 Cooling Fan 1
34 Air Conditioning Clutch
35 Air Injection Reactor (AIR) Solenoid
36 Ignition
37 Air Pump

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