2010 Buick Lacrosse Technical Service Bulletins

1,589 technical service bulletins (TSBs) are on record for the 2010 Buick Lacrosse. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10043320Dec 1, 2011Transmission and drivetrain, Engine cooling. Buick/chevrolet/gmc/pontiac/saturn: some model year vehicles may experience service engine soon (ses) lamp illuminated. Issue may be caused by the control solenoid/module assembly or may have damaged or poor terminals for under hood fuse block.
• 10043306Dec 1, 2011Engine cooling. Gmc/buick/chevrolet: noise can be heard coming from rear of engine when hood is open or while vehicle is idling.
• 10035986Dec 1, 2011Latches, locks and linkages, Body and structure. Buick/cadillac/chevrolet/gmc/saturn: intermittent unwanted liftgate or trunk opening, liftgate or trunk inoperative. Technician may determine that they are unable to duplicate these intermittent conditions. *pe updated 3/12/12.
• 10042384Oct 1, 2011Body and structure, Latches, locks and linkages. Buick: certain vehicles experience inoperative door handle, inside/outside, and inoperative door lock, unlocking or locking.
• 10037184Oct 1, 2011Seat belts. Gm: service bulletin explaining when the safety belts are supposed to lock. *rm updated 12/6/11.
• 10041484Aug 1, 2011Brakes. Saab/buick: due to all four wheel sensor, abs brake mil comes on.
• 10039510Jun 1, 2011Electronic stability control, Brakes. Gm: 2010-2011 lacrosse. The service stability and service brake assist lights are on.
• 10039484Jun 1, 2011Electrical system. Gm: 2010-2011 buick lacrosse. When turning off the ignition, the vehicle stays running. A ground may be loose.
• 10038705May 1, 2011Steering. Gm: the steering wheel adjustment is binding or sticking. This is caused by the steering wheel lever adjustment nut tightening.
• 10038684May 1, 2011Engine cooling, Electrical system. Gm: check engine light is on with a stored trouble code.
• 10039028Apr 1, 2011Engine cooling. Gm: 2010-2011 buick lacrosse. Service engine soon light is on with multiple trouble codes stored.
• 10038706Apr 1, 2011Transmission and drivetrain. Gm: malfunction light is on with four possible trouble codes stored.
• 10038652Mar 1, 2011Steering. Gm: a service stability/traction light is on. There may also be various stored trouble codes. Updated on 06/24/2011. *kb updated on 06/27/2011.
• 10038510Mar 1, 2011Engine cooling. Gm: there may be noise coming from the cylinder head, because of low oil pressure which is caused by debris.
• 10038511Feb 1, 2011Engine cooling. Gm: there may be a short rattle noise from the front of the engine when it is started. It could be a problem with cam phasers or the engine belt.
• 10038295Feb 1, 2011Other or unknown. Gm: information on fixing multiple situations right the first time.
• 10038261Feb 1, 2011Engine cooling. Gm: check engine light is on with multiple trouble codes present.
• 10037943Jan 1, 2011Engine cooling. Gm: there may be a service engine soon light on, the engine may misfire, or the engine may run rough. *rm updated 09/19/2013
• 10037932Jan 1, 2011Tires. Gm: tire pressure monitor malfunction light is on.
• 10037684Jan 1, 2011Engine cooling. Gm: the vehicle perfromance may be poor with an inoperative fuel gauge. The malfunction light may also be on.
• 10035484Jan 1, 2011Latches, locks and linkages. Cadillac/buick: engineering information-door lock (latch) replacement. Engineering attempting to determine the root cause of the door lock replacement. *pe updated on 06/08/2011.
• 10035984Dec 1, 2010Transmission and drivetrain. Buick: correct transfer case (ptu) vent hose routing. Transfer case vent hose may have been routed incorrectly during assembly. If the transfer case vent hose is routed incorrectly, and depending on where it is misrouted, a customer may comment on a passenger compartment odor or a slight fluid leak under the vehicle. *pe updated 5/31/11.
• 10037510Nov 1, 2010Suspension. Gm: a service rear axle message is displayed. The problem may be caused by an internal filter.
• 10037355Nov 1, 2010Brakes. Gm: there is an ebcm brake bleed procedure available. 2010-2011 lacrosse.
• 10037350Nov 1, 2010Body and structure. Gm: on some 2010-2011 buick lacrosse vehicles the front carpeting is wet on the passenger side from a plugged hvac evaporator tube.
• 10037218Oct 1, 2010Electrical system, Engine cooling. Gm: the engine may stall when coming to a stop or turning in hot weather. The engine will restart. There is a service procedure for reprogramming the ecm.
• 10033364Oct 1, 2010Fuel system. General motors: engineering information-chemical damage on inner surfaces of fuel tank. Some customers may comment on poor performance, decreased acceleration and/or an inoperative fuel gauge. No models listed except saturn and hummers; includes all passenger cars and light duty trucks. *pe updated 5/9/11.
• 10036024Sep 1, 2010Electrical system, Engine cooling. Buick/cadillac/chevrolet/gmc: rough idle, engine misfire and/or check engine light on, dtc p0300 (reprogram ecm).
• 10036005Sep 1, 2010Electrical system, Exterior lighting. Buick: during start up an intermittent afl lamps need service message displayed or afl lamps need service message displayed continuously and one headlamp bulb will not illuminate (inspect and replace headlamp bulb and/or ballast, reprogram headlamp control module using tis2web and sps).
• 10035544Sep 1, 2010Electrical system, Engine cooling. Buick: loose coil ground wire. Service procedure to check the coil ground wire at two locations on certain vehicles equipped with a v6 engine (rpo lf1/llt). These vehicles may have a loose coil ground wire, which could cause the engine to run rough, misfire, or cause the service engine soon light to illuminate or flash. Bulletin is revised to extend expiration date to 9/30/11.
• 10036104Aug 1, 2010Steering, Electrical system. Buick/cadillac/chevrolet/gmc: service stability message with code u07010. After further investigation you may notice trouble code 70710 set by the steering angle sensor.
• 10035985Aug 1, 2010Engine cooling. Buick: intermittent and/or inoperative engine cooling fan operation (inspect and fully seat engine cooling fan jumper to forward lamp harness connector x126).
• 10036506Jul 1, 2010Transmission and drivetrain. Buick/cadillac/chevrolet/gmc: equipped with 6t70 or 6t75 automatic transmission (rpos mh2, mh4, mh6, my9). Transmissions built 4/1/10 thru 5/8/10. A harsh shift, typically into third or fifth gear. Upon investigation, technician may find dtc p0843 in the tcm as a history or active dtc. Models enclave, lacrosse, srx, equinox, traverse, acadia and terrain. *pe updated 3/28/11.
• 10036509Jun 1, 2010Other or unknown. Buick/cadillac: engineering information-keyless access system/passive entry; passive start (peps) remote transmitter/key fob inoperative.
• 10036504Jun 1, 2010Engine cooling, Fuel system. Buick/cadillac/chevrolet/gmc: check engine light on; dtcs p0172 and p0175; engine runs rough (follow diagnosis and replace high pressure fuel pump). *pe updated 3/28/11. Model year 2010-lacrosse, cts, srx, equinox and terrain.
• 10033946Jun 1, 2010Engine cooling. Buick: update for inventory and customer vehicles; cooling surge tank fracture-expires with base warranty. Provides a service procedure to replace the coolant surge tank on certain vehicles.
• 10033904May 1, 2010Steering. Buick: update for inventory and customer vehicles power steering line fitting positioned incorrectly-expires with base warranty. Procedure to inspect the position of the power steering line banjo fitting locking device on certain vehicles equipped with a 2.4l 4 cylinder engine (laf).
• 10041944Jan 1, 2010Engine cooling. Buick/cadillac/chevrolet/gmc/pontiac/saturn: due to the possibility of a damage locator pin, the check engine light comes on.
• 10033029Jan 1, 2010Transmission and drivetrain. Pontiac/saturn/buick/gmc/chevrolet: transmission calibration update. A service procedure to reprogram the ecm and tcm on certain model vehicles. This new calibration will improve transmission shift characteristics for downshift hesitation, delayed shifting, and shifting at the wrong time.

← All problems reported for the 2010 Buick Lacrosse