2011 Buick LaCrosse service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.
Built for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and use wiring diagrams and system sections to diagnose problems faster.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Electrical coverage with wiring diagrams
- Coverage across key systems: engine, transmission, brakes, steering, suspension, HVAC, and more
Trims covered
- CXL Sedan 4-Door
- CX Sedan 4-Door
- CXS Sedan 4-Door
Engines covered
- 2.4L 2384CC 145Cu. In. l4 GAS DOHC Naturally Aspirated
- 3.6L 3564CC 217Cu. In. V6 GAS DOHC Naturally Aspirated
Index / Table of contents
- Body
- Brakes
- Chassis Electrical
- Driveline
- Engine Cooling
- Engine Electrical
- Engine Mechanical
- Engine Performance & Emission Controls
- Fuel System
- General Information & Identification
- Heating, Ventilation, & Air Conditioning
- Hybrid & Electric Vehicle Systems
- Steering
- Suspension
- Transmission, Clutch, & Transfer Case
- Wiring Diagrams
General Motors, LLC (GM) is recalling certain 2010-2013 Buick Lacrosse, 2012-2013 Buick Regal, and 2013 Chevrolet Malibu vehicles sold or ever registered in Connecticut, Delaware, the District of Colu
A rear toe link fracture may reduce the driver's ability to control the vehicle, increasing the risk
Dealers will replace the rear suspension toe links and adjuster fasteners, free of charge. Owner no
GENERAL MOTORS IS RECALLING CERTAIN MODEL YEAR 2011 BUICK LACROSSE AND CADILLAC SRX VEHICLES FOR FAILING TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 103, "WINDSHIELD D
IF THIS CONDITION AFFECTS THE DEFROST SYSTEM WHEN IT IS REQUIRED, IT MAY DECREASE THE DRIVER'S VISIB
DEALERS WILL REPROGRAM THE ECC MODULE FREE OF CHARGE. THE SAFETY RECALL BEGAN ON MARCH 11, 2011. O
This document provides the technician with a diagnostic tip if the vehicle stalls and set diagnostic trouble code P0191 and may also set P0172. The diagnostic tip has the technician inspect the high pressure fuel pump body markings to confi
This preliminary information communicates information about how to determine if a wheel and tires size change is available.
This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical Assistance Case in CX Connect.
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
This service bulletin provides information on Tire Sidewall Irregularities.
This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customers vehicles that exhibit vibration conditions without utilizing the s
Showing the 8 most recent of 686 technical service bulletins on file with NHTSA.
TL* THE CONTACT OWNS A 2011 BUICK LACROSSE. THE CONTACT STATED WHILE DRIVING APPROXIMATELY 50 MPH ANOTHER VEHICLE UNEXPECTEDLY CRASHED INTO THE FRONT END OF THE VEHICLE. THE VEHICLE SWERVED AND CRASHE
TL* THE CONTACT OWNS A 2011 BUICK LACROSSE. THE CONTACT STATED WHILE DRIVING APPROXIMATELY 50 MPH ANOTHER VEHICLE UNEXPECTEDLY CRASHED INTO THE FRONT END OF THE VEHICLE. THE VEHICLE SWERVED AND CRASHE
The contact owns a 2011 Buick Lacrosse. The contact stated while the vehicle was at a complete, his son was rear-ended by another vehicle. The air bag warning light illuminated on the instrument panel
The contact owns a 2011 Buick Lacrosse. The contact stated while the vehicle was at a complete, his son was rear-ended by another vehicle. The air bag warning light illuminated on the instrument panel
The contact owns a 2011 Buick Lacrosse. The contact stated that while his daughter was driving at 45 MPH with her 10-month-old child in a rear-facing car seat located in the rear driver seat, the rear
Showing the 5 most serious of 243 complaints filed with NHTSA.
