Buick Lucerne (2006-2011) fuses and relays

This material discusses in detail the fuse diagrams of the Buick Lucerne (first generation): 2006, 2007, 2008, 2009, 2010, 2011 release.

Fuses F23 and F14 in the interior fuse box are responsible for the cigarette lighter.

In the engine compartment


Located on the passenger's side, behind the plastic cover.

2008-2011 model year


General view.

Diagram
No. Description
Relays
29 Powertrain
30 Starter relay
31 Cooling Fan 2
32 Cooling Fan 3
33 Cooling Fan 1
34 Air Conditioning Clutch Relay
35 Air Injection Reactor (AIR) Solenoid Relay
36 Ignition
37 Air Pump Relay
Fuses
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 Module, Instrument Panel Cluster Ignition 1
11 Airbag System
12 Horn
13 Windshield Wiper
14 Fog Lamps
15 High-Beam Headlamp (Right side)
16 High-Beam Headlamp (Left side)
17 Low-Beam Headlamp (Left side)
18 Low-Beam Headlamp (Right side)
19 Windshield Washer Pump Motor
20 Front Cornering Lamp (Left side)
21 Front Cornering Lamp (Right side)
22 J-Case: Air Pump
23 J-Case: Antilock Brake System (ABS)
24 J-Case: Starter
25 J-Case: Antilock Brake System (ABS) Motor
26 J-Case: Cooling Fan 2
27 J-Case: Cooling Fan 1

2006-2007 model year


General view.

Diagram
No. Description
Relays
R1 Cooling Fan 1
R2 Cooling Fan
R3 Crank Relay
R4 Powertrain Relay
R5  Reserve
R6 Run/Crank Relay
R7 Cooling Fan 2
R8 Windshield Wiper
R9 Air Pump Relay
R10 Windshield Wiper High 
R11 Air Conditioning Relay
R12 Air Solenoid Relay
Fuses
F1 Reserve
F2 Low-Beam Headlamp (Driver's Side)
F3 Low-Beam Headlamp (Passenger's Side)
F4 Airbag Ignition
F5 Engine Control Module (ECM)
F6 Transaxle Ignition
F7 Reserve
F8 Reserve
F9 Reserve
F10 High-Beam Headlamp (Passenger's Side)
F11 High-Beam Headlamp (Driver's Side)
F12 Windshield Washer Pump
F13 Reserve
F14 Climate Controls, Instrument Panel Cluster
F15 Reserve
F16 Fog Lamps
F17 Horn
F18 Windshield Wiper
F19 Corner Lamp (Driver's Side)
F20 Corner Lamp (Passenger's Side)
F21 Oxygen Sensor
F22 Powertrain
F23 Engine Control Module (ECM), Crank
F24 Injector Coil
F25
F26 Air Conditioning
F27 Air Solenoid
F28 Engine Control Module, Transaxle Control Module (ECM/TCM)
F29 Reserve
F30 Reserve
F31 Reserve
F32 Reserve
JC1 Heated Windshield Washer
JC2 Cooling Fan 1
JC3 Reserve
JC4 Crank
JC5 Cooling Fan 2
JC6 Anti-lock Brake System 2 (ABS)
JC7 Anti-lock Brake System 1 (ABS)
JC8 Air Pump

In the passenger compartment


Located under the rear seat

2008-2011 model year


General view.

Diagram
No. Description
Relays
51 Empty
52 Rear Defogger relay
53 Electronic Leveling Control Compressor relay
58 Parking Lamps relay
59 Fuel Pump relay
60 Empty
61 Empty
62 Unlock
63 Lock
64 Run
65 Daytime Running Lamps
66 Empty
67 Trunk Release
68 Empty
69 Empty
70 Retained Accessory Power (RAP)
Fuses
1 Fuel Pump Fuse
2 Park Lamp (left side)
3 Empty
4 Park Lamp (right side)
5 Engine Control Module (ECM)
Transmission Control Module (TCM)
6 Memory Module
7 Empty
8 Steering Wheel Illumination
9 Front Heated/Cooled Seat Module
10 Run 2 – Heated/Cooled Seats
11 Empty
12 RPA Module
13 PASS-Key® III System
14 Unlock/Lock Module
15 Magnetic Ride Control Unit
16 Daytime Running Lamps (DRL)
17 Moonroof
18 Body Control Module (BCM) Dim
19 Body Control Module (BCM)
20 Run 1-Heated Steering Wheel
21 Ignition Switch Control Unit
22 Driver Door Module
23 Empty
24 Electronic Leveling Control Module
25 Body Control Module (Left Turn Signal)
26 Buick Lucerne Cigarette Lighter Fuse, Auxiliary 12V Power Socket
27 Empty
28 Retained Accessory Power 1 (RAP)
29 Passenger Door Module
30 Sensing and Diagnostic Unit
31 Accessory Power Sockets
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 Audio Amplifier, Radio
39 Body Control Module (CHMSL)
40 Body Control Module
41 Empty
42 OnStar® System Module
43 Body Modules
44 Radio
45 Empty
46 Rear Defogger (J-Case)
47 Electronic Leveling Control Compressor (J-Case)
48 Blower (J-Case)
49 Empty
54 Right Front Seat (Circuit Breaker)
55 Left Front Power Seat (Circuit Breaker)
56 Power Windows (Circuit Breaker)
57 Power Tilt Steering Wheel (Circuit Breaker)
50 Terminating Resistor

2006-2007 model year


Access example.

Diagram
No. Description
Relays
R1 Retained Accessory Power
R2 Parking Lamps Relay
R3 Run (Option)
R4 Daytime Running Lamps Relay
R5 Empty
R6 Trunk Release
R7 Fuel Pump Relay
R8 Empty
R9 Door Lock
R10 Door Unlock
R11 Empty
R12 Empty
R13 Empty
R14 Rear Defogger Relay
R15 Electronic Leveling Control Compressor
Fuses
F1 Audio Amplifier (Option)
F2 Empty
F3 Interior Lamps
F4 Courtesy/Passenger Side Front Turn Signal
F5 Canister Vent
F6 Magnetic Ride Control Module (Option)
F7 Leveling Compressor
F8 Empty
F9 Empty
F10 Switch Dimmer
F11 Fuel Pump Fuse
F12 Body Control Module Logic
F13 Airbags Module
F14 Accessory 12V Power Outlets / Cigar Lighter
F15 Turn Signal (Driver's Side)
F16 Rear Turn Signal (Passenger Side)
F17 Moonroof
F18 Center High-Mounted Stoplamp, Back-up Lamps
F19 Rear Door Locks
F20 Empty
F21 Radio Unit, S-Band
F22 OnStar® System (Option)
F23 Accessory 12V Power Outlet / Cigarette Lighter Fuse
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 (DRL)
F31 Instrument Panel Harness Module
F32 Empty
F33 Empty
F34 Steering Wheel Illumination
F35 Body Harness Module
F36 Memory Seat Module Logic Massage (Option)
F37 Object Detection Sensor (Option)
F38 Empty
F39 Terminating Resistor
F40 Shifter Solenoid
F41 Retained Accessory Power, Miscellaneous
F42 Parking Lamps (Driver's Side)
F43 Park Lamp (Passenger's Side)
F44 Heated Steering Wheel (Option)
F45 Empty
F46 Empty
F47 Heated/Cooled Seats, Ignition 3 (Option)
F48 Ignition Switch
F49 Empty
JC1 Climate Control Fan
JC2 Rear Defogger
JC3 Electronic Leveling Control/Compressor
CB1 Front Passenger's Seat, Memory Seat Module
CB2 Driver's Power Seat, Memory Seat Module
CB3 Door Module, Power Windows
CB4 Empty
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