Buick LaCrosse 2005-2009 Fuse Layout

In this article we take a look at the first-generation Buick LaCrosse, produced from 2005 to 2009. Here you can find the Buick LaCrosse 2005, 2006, 2007, 2008 and 2009 fuse box outline, get information on the location of the fuse boxes inside the car and learn about the allocation of each fuse (fuse layout) and relay.

Passenger compartment fuse box

Fuse Box Location

It is located on the right side of the instrument panel, behind the cover.

Fuse box diagram

Assignment of the fuses and relays in the Passenger compartment

Name	Description
DR/LCK TRUNK	Door Locks, Trunk
RFA/MOD	Remote Keyless Entry
PRK/SWTCH	Ignition Key Lock
CLSTR	Cluster
STR/WHL/ ILLUM	Steering Wheel Controls Illumination
ONSTAR/ALDL	OnStar®, Data Link
INT/ILLUM	Interior Lamps
PWR/SEAT	Power Seat
S/ROOF	Sunroof
CNSTR	Canister Vent
HVAC	Climate Control System
HAZRD	Turn Signal, Hazard
PRK/LAMP	Park Lamps
CHMSL/BKUP	Center-High-Mounted Stoplamp/Back-up Lamps
PWR/MIR	Power Mirrors
CRUISE	Cruise Control
RDO/AMP	Radio, Amplifier
HTD/SEAT	Heated Seats
HTD/MIR	Heated Mirrors
PWR/WNDW	Power Window
Relays
RAP	Retained Accessory Power
PRK/LAMP	Park Lamp Relay
R/DEFOG	Rear Defogger Relay

Fuse Box in the engine compartment

Fuse Box Location

Fuse box diagram (3.6L and 3.8L V6 engines)

Assignment of the fuses and relays in the engine compartment (3.6L & 3.8L V6 engines)

№	Description
Mini Fuses
1	Driver Side High-Beam
2	Passenger Side High-Beam
3	Driver Side Low-Beam
4	Passenger Side Low-Beam
5	Windshield Wiper
6	Washer/Regulated Voltage Control
7	Fog Lamps
8	Transmission Control Module
9	Supplemental Inflatable Restraint
10	Auxiliary Power
11	Horn
12	Emission
13	Air Conditioner Clutch
14	Oxygen Sensor
15	Powertrain Control Module
16	Powertrain Control Module, Electronic Throttle Control
17	Electronic Throttle Control
18	Display
19	Antilock Brake Solenoid
20	Fuel Injector
21	Transmission Solenoid
22	Fuel Pump
23	Antilock Brake System
24	Ignition
J-Style fuse
25	Air Pump
26	Battery Main 1
27	Battery Main 2
28	Battery Main 3
29	Fan 1
30	Battery Main 4
31	Antilock Brake System Motor
32	Fan 2
33	Starter
Micro-Relays
34	Headlamp High-Beam
35	Headlamp Driver Module
36	Fog Lamp
37	Ignition 1
38	Air Conditioning Compressor
39	Horn
40	Powertrain
41	Fuel Pump
Mini-Relays
42	Fan 1
43	Fan 3
44	Windshield Wiper High
45	Windshield Wiper
46	Fan 2
48	Crank
49-54	Spare fuses
55	Fuse Puller
diode	Air Conditioner Compressor Clutch Diode

Fuse box diagram (5.3L V8 Engine)

Assignment of the fuses and relays in the engine compartment (5.3L V8 Engine)

Name	Description
HVAC	Climate Control System
FUEL/PUMP	Fuel Pump
AIRBAG/ DISPLAY	Airbag, Display
COMPASS	Compass
ABS	Antilock Brake System
ETC/ECM	Electronic Throttle Control, Engine Control Module
A/C CMPRSR	Air Conditioning Compressor
INJ 1	Injectors 1
ECM/TCM	Engine Control Module, Transmission Control Module
TRANS	Transmission
EMISSIONS1	Emissions 1
ABS SOL	Antilock Brake Solenoid
ECM IGN	Engine Control Module, Ignition
INJ 2	Injectors 2
EMISSIONS2	Emissions 2
WPR	Windshield Wipers
AUX PWR	Auxiliary Power
WSW/RVC	Windshield Washer, Regulated Voltage Control
LT LO BEAM	Driver Side Low-Beam Headlamp
RT LO BEAM	Passenger Side Low-Beam Headlamp
FOG LAMPS	Fog Lamps
LT HI BEAM	Driver Side High-Beam Headlamp
HORN	Horn
RT HI BEAM	Passenger Side High-Beam Headlamp
BATT 4	Battery 4
BATT 1	Battery 1
STRTR	Starter
ABS MTR	Antilock Brake System Motor
BATT 3	Battery 3
BATT 2	Battery 2
FAN 2	Cooling Fan 2
FAN 1	Cooling Fan 1
Relays
FUEL/PUMP	Fuel Pump
A/C CMPRSR	Air Conditioning Compressor
PWR/TRN	Powertrain
STRTR	Starter
FAN 1	Cooling Fan 1
FAN 2	Cooling Fan 2
FAN 3	Cooling Fan 3
HDM	Headlamp Driver Module