GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Buick
🢒
2009
🢒
LaCrosse
🢒
Body Systems
🢒 Lighting
Body Systems
All Description and Operation
Exterior Lighting Systems Description and Operation
Interior Lighting Systems Description and Operation
Cleaning, Inspection, and Adjustment
Brake Pedal Position Sensor Calibration
Fog Lamp Aiming
Headlamp Aiming
Diagnostic Procedures
Backup Lamps Malfunction
Courtesy Lamps Malfunction
Daytime Running Lamps Malfunction
Diagnostic Starting Point - Lighting
Front Fog Lamps Malfunction
Hazard Lamps Malfunction
Headlamps Malfunction
Interior Backlighting Malfunction
Park, License, and/or Tail Lamps Malfunction
Reading Lamps Malfunction
Rear Compartment Lamp Malfunction
Stop Lamps Malfunction
Symptoms - Lighting
Turn Signal Lamps and/or Indicators Malfunction
Vanity Mirror Lamp Malfunction
Diagnostic Trouble Codes
DTC B2545
DTC B2580
DTC B2610
DTC B2645
DTC B3445
DTC B3838
DTC B3948-B3951
DTC C0277, C0278, or C0283
DTC C0870
Electrical/Electronic Schematic Diagrams
Exterior Lights Schematics
Fog Lights Schematics
Headlights/Daytime Running Lights (DRL) Schematics
Interior Lights Dimming Schematics
Interior Lights Schematics
Mechanical Specifications
Fastener Tightening Specifications
Removal, Installation, and Replacement
Backup Lamp Bulb Replacement
Brake Pedal Position Sensor Replacement
Daytime Running Lamp (DRL) Ambient Light Sensor Replacement
Door Courtesy Lamp and Reflector Replacement
Front Fog Lamp Bulb Replacement
Front Fog Lamp Replacement
Front Side Marker Lamp Bulb Replacement
Headlamp Assembly or Headlamp Bulb Replacement
Headlamp Bulb Replacement
Headlamp Switch Replacement
High Mount Stop Lamp Replacement
Inside Rearview Mirror Lamp Replacement
Instrument Panel Compartment Lamp Bulb Replacement
Instrument Panel Compartment Lamp Switch Replacement
Instrument Panel Courtesy Lamp Bulb Replacement
Overhead Console Courtesy Lamp Replacement
Parking and Turn Signal Lamp Bulb Replacement
Parking and Turn Signal Lamp Replacement
Rear Compartment Courtesy Lamp Replacement
Rear License Plate Lamp Bulb Replacement
Rear License Plate Lamp Replacement
Rear Side Marker Lamp Bulb Replacement
Rear Turn Signal Lamp Bulb Replacement
Roof Rail Rear Courtesy Lamp Replacement
Roof Side Rail Lamp Replacement
Tail Lamp Bulb Replacement
Tail Lamp Replacement
Transmission Floor Shift Control Indicator Lamp Replacement
Vanity Mirror Lamp Replacement