Buick Lucerne (2008 – 2011) – fuse box diagram

Buick Lucerne (2008 – 2011) – fuse box diagram

Year of production: 2008, 2009, 2010, 2011

Engine compartment

The underhood fuse block is located on the passenger side of the engine compartment.

Buick Lucerne - wiring diagram - fuse box diagram - engine compartment
Buick Lucerne – wiring diagram – fuse box diagram – engine compartment
Fuses Usage
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)

 

Relays Usage
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

Rear Underseat Fuse Block

The rear fuse block is located under the rear seat on the driver side. The rear seat cushion must be removed to access the rear fuse block.

Buick Lucerne - wiring diagram - fuse box diagram - rear underseat
Buick Lucerne – wiring diagram – fuse box diagram – rear underseat
Fuses Usage
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

 

Resistor Usage
50 Terminating Resistor

 

Relays Usage
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)

 

Circuit Breaker Usage
54 Right Front Seat
55 Left Front Power Seat
56 Power Windows
57 Power Tilt Steering Wheel

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

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