This material discusses in detail the fuse diagrams of the Buick LaCrosse (first generation): 2005, 2006, 2007, 2008, 2009 release.
Fuse #10 in the engine bay fuse box is responsible for the 12V auxilary power socket and cigarette lighter.
In the engine compartment
Located on the passenger side of the engine bay.
5.3L V8 Engine
This type of fuse box is installed on the GM LS2 modifications.
Diagram
Name
Description
FUEL/PUMP
Fuel Pump Relay
A/C CMPRSR
Air Conditioning Compressor
PWR/TRN
Powertrain relay
STRTR
Starter relay
FAN 1
Cooling Fan 1 relay
FAN 2
Cooling Fan 2 relay
FAN 3
Cooling Fan 3 relay
HDM
Headlamp Driver Module relay
FOG LAMPS
Fog Lamps
LT HI BEAM
High-Beam Headlamp (Driver Side)
HORN
Horn
RT HI BEAM
High-Beam Headlamp (Passenger Side)
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
HVAC
Climate Control Unit
FUEL/PUMP
Buick LaCrosse Fuel Pump Fuse
AIRBAG/ DISPLAY
Airbag module, Display
COMPASS
Compass module
ABS
Antilock Brake System (ABS)
ETC/ECM
Electronic Throttle Control Unit, Engine Control Module (ECM)
A/C CMPRSR
Air Conditioning
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
Low-Beam Headlamp (Driver Side)
RT LO BEAM
Low-Beam Headlamp (Passenger Side)
3.6L and 3.8L V6 engines
General view of the fuse box.
Diagram
No.
Description
Relays type "Micro"
micR34
High-Beam Headlamp
micR35
Driver Module Headlamp
micR36
Fog Lamp
micR37
Ignition 1
micR38
Air Conditioning Compressor
micR39
Horn
micR40
Powertrain
micR41
Buick LaCrosse Fuel Pump Relay
Relays type "Mini"
minR42
Fan 1
minR43
Fan 3
minR44
Windshield Wiper High
minR45
Windshield Wiper Relay
minR46
Fan 2
minR48
Crank Relay
49-54
Reserve
55
Puller
diode
Air Conditioner Compressor Clutch Diode
Fuses
1
High-Beam (Driver Side)
2
High-Beam (Passenger Side)
3
Low-Beam (Driver Side)
4
Low-Beam (Passenger Side)
5
Windshield Wiper
6
Washer/Regulated Voltage Control
7
Fog Lamps
8
Transmission Control Module (TCM)
9
Supplemental Inflatable Restraint
10
Auxiliary Power Socket
Buick LaCrosse Cigarette Lighter Fuse
11
Horn
12
Emission
13
Air Conditioner Clutch
14
Oxygen Sensor
15
Powertrain Control Module (PCM)
16
Powertrain Control Module, Electronic Throttle Control
17
Electronic Throttle Control
18
Display
19
Antilock Brake Solenoid (ABS)
20
Fuel Injector
21
Transmission Solenoid
22
Buick LaCrosse Fuel Pump Fuse
23
Antilock Brake System
24
Ignition
Fuse type J-Style
J25
Air Pump
J26
Battery Main 1
J27
Battery Main 2
J28
Battery Main 3
J29
Radiator Fan 1
J30
Battery Main 4
J31
Antilock Brake System Motor
J32
Fan 2
J33
Starter
In the passenger compartment
Fuse box located on the passenger's side of the instrument panel, behind the plastic cover.