The Buick LaCrosse 1 st generation was produced in 2004, 2005, 2006, 2007, 2008, 2009. During this time, the model received a facelift. Also known as Buick Allure. In our material you will find a description of Buick LaCrosse 1G fuses and relays with fuse box diagrams, their locations and photo examples of their implementation. Let’s highlight the cigarette lighter fuse.
The number of elements in the boxes and their purpose may differ from that shown and depends on the year of manufacture and the country of delivery of your Buick LaCrosse 2.
Passenger compartment
Inside the car, the fuse box is located at the right end of the dashboard behind the protective cover.
Diagram
Assignment
| 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/S EAT | 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 |
Engine compartment
Under the hood the fuse and relay box is on the right side, next to the battery, and is covered by a protective cover.
Check the purpose with your diagrams on the back of the block covers.
Photo example
Type 1
(3.6L and 3.8L V6 engines)
Diagram
Designation
| 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 |
Type 2
(5.3L V8 Engine)
Diagram
Allocation
| 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 |
If you have any questions, ask them in the comments.