2012 Buick Lacrosse Technical Service Bulletins

1,830 technical service bulletins (TSBs) are on record for the 2012 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.

• 10190934Jan 1, 2014Equipment, Body and structure. Underbody Component Corrosion The following information may be helpful when addressing underbody component corrosion with customers. Some customers may comment that one or more of their vehicle's underbody components are showing some form of corrosion. This corrosion may be red in appearance (rust) if the component is steel, forged iron or cast iron. This corrosion may also be grey or white in color if the…
• 10190933Jan 1, 2014Body and structure, Equipment. Underbody Component Corrosion The following information may be helpful when addressing underbody component corrosion with customers. Some customers may comment that one or more of their vehicle's underbody components are showing some form of corrosion. This corrosion may be red in appearance (rust) if the component is steel, forged iron or cast iron. This corrosion may also be grey or white in color if the…
• 10073304Jan 1, 2014Equipment. Summary to be provided on a future date.
• 10112327Dec 18, 2013Steering, Equipment. This Preliminary Information communication advises the technician that the part restriction on the electric power steering module for NJ1 part numbers has ended. Dealer can order parts directly through your parts department.
• 10133103Dec 16, 2013Back-over prevention (rear camera). This informational bulletin provides directions on submitting different PIRs
• 10133102Dec 16, 2013Transmission and drivetrain. This preliminary bulletin provides a procedure to aid in diagnosing a possible faulty front transmission oil pump.
• 10112321Dec 16, 2013Transmission and drivetrain. This Preliminary Information communication provides information to the technician about vehicles that may have a noise, vibration or shudder on acceleration from a stop. Technician should replace the right hand axle shaft retaining ring. Technician will need to inspect the splines on the half shaft for damage. Technician should also inspect the splined end of the Power Transfer Unit for excessive wear.
• 10133098Dec 13, 2013Equipment. This preliminary information bulletin provides a revision of 13-00-89-004D to include updated information.
• 10133097Dec 13, 2013Equipment. This preliminary bulletin explains physical damage to radios and IPCs must be reviewed and validated if covered under GM warranty or not.
• 10133087Dec 5, 2013Visibility (wipers, defrost, mirrors). This preliminary bulletin explains the marks in the glass are normal when wearing polarized sunglasses and do not replace any glass for this reason.
• 10112307Dec 5, 2013Electrical system. This Preliminary Information communication advises the technician that the Drive Motor Generator Battery Module and Drive Motor Generator Battery Sections for the 2012 - 2014 Buick LaCrosse, Buick Regal, 2013 - 2014 Chevrolet Malibu ECO and 2014 Chevrolet Impala with eAssist are being placed on restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical…
• 10133086Dec 4, 2013Fuel system, Other or unknown. This informational bulletin provides information on how to save fuel and proper maintenance without using fuel or oil additives.
• 10247003Dec 1, 2013Brakes. Hum or Buss Noise front break assist.
• 10246955Dec 1, 2013Steering. Guidelines For NJ1 Power Steering Powerpack
• 10246942Dec 1, 2013Electrical system. eAssist Generator Control And Battery Module Exchange Process And Order Instructions.
• 10073578Dec 1, 2013Electrical system. Summary to be provided on a future date.
• 10073119Dec 1, 2013Brakes. Summary to be provided on a future date.
• 10063246Dec 1, 2013Transmission and drivetrain. Summary to be provided on a future date.
• 10054493Dec 1, 2013Transmission and drivetrain. Gm: some vehicles may experience a vibration or shudder upon acceleration from a stop. The right front axle shaft may not b fully seated into the ptu.
• 10046019Dec 1, 2013Brakes. Buick/chevrolet: while driving on a straight road or making either a left or right turn, there would humming or buzzing noise coming from right front brake assist. Models 20132-13 buick lacross/regal eassist; chevrolet mailbu eco eassist. *pe updated 1/8/14.
• 10043647Dec 1, 2013Transmission and drivetrain, Engine cooling. Gmc/chevrolet/buick: transmission pump needs inspecting due to engine cranking but fails to start, has no forward, no reverse, transmission leaks, hard shift and no cranking. *pe updated 2/25/13. *pe updated 1/29/2014
• 10118891Nov 27, 2013Equipment. Service bullentin information for repairing engine front cover oil leak, sealing surfaces preparation, applying room temperature vulcanizing (RTV) sealant.
• 10118889Nov 27, 2013Electrical system. This preliminary bulletin provides information on Service Programming System (SPS) Errors (E4398, E4399, E4403, E4404, E4413, E4414, E4423 or E4491).
• 10112379Nov 27, 2013Steering. This Preliminary Information communication provides information to the technician with a diagnostic tip service steering message or service stability message. Technician may find a Diagnostic Trouble Code C056E Sym 42 and a Diagnostic Trouble Code C0569 Sym 3A setting after a new steering gear assembly was installed. If Diagnostic Trouble Code C0710 Sym 71 is set it must be addressed firth before performing a…
• 10112374Nov 26, 2013Equipment, Electrical system, Engine cooling. This Preliminary Information communication provides information to the technician on the steps needed to diagnose and repair vehicles that may have buzz or hum noise is heard in the right front at times. Also may have a Antilock Braking System Malfunction Indicator Lamp, Service Brake Assist Message or Service Engine Soon Malfunction Indicator Lamp may be displayed. The following Diagnostic Trouble Code may be set…
• 10118880Nov 19, 2013Equipment. This informational bulletin provides an update for 13-00-89-004C to include updated information.
• 10112360Nov 15, 2013Back-over prevention (rear camera), Equipment. This Preliminary Information communication provides information to the technician about the rear view camera options on the vehicles equipped with rear view camera. The rear view camera brightness can be adjusted on some models while the transmission is in reverse and using the Menu or Select button. To turn off or on the guidelines in the rear view camera, use the radio display Config icon then Display, then the…
• 10118866Nov 11, 2013Equipment. This informational Bulletin provides a revision for 00-06-01-026D to add the 2014 model year.
• 10112344Nov 11, 2013Equipment, Engine cooling. This Preliminary Information communication provides information to the technician about vehicles that have a Malfunction Indicator Lamp on or engine misfire, rough idle, extended crank, or crank no start in some cases. Technician will need to perform published Service Information diagnostics. If technician finds carbon an upper engine and valve cleaning should be performed.
• 10118862Nov 8, 2013Electrical system, Visibility (wipers, defrost, mirrors). This preliminary bulletin provides a pre-inspection symptom list before preforming any repairs to any of windows for noises or performance.
• 10118859Nov 7, 2013Equipment. This informational bulletin provides a revision for 04-06-04-047K to add the 2014 model year.
• 10118858Nov 7, 2013Equipment. This informational bulletin provides a revision for 04-06-04-047 to add the 2014 model year.
• 10118852Nov 6, 2013Electrical system. This preliminary Informational bulletin provides information on Battery Test Cold Cranking Amperage (CCA) for Original Equipment Batteries and Testing Tips.
• 10118844Nov 4, 2013Equipment. This informational bulletin provides a revision for 09-06-04-015A to add the 2012-2014 model years.
• 10246962Nov 1, 2013Back-over prevention (rear camera). Rear Camera Guideline Selection Is Not Available on Some Radio RPOs.
• 10246619Nov 1, 2013Equipment. Car and Truck Fix it Right the First Time Issues
• 10118842Nov 1, 2013Equipment. This informational Bulletin provides a revision for 10-08-110-001 to add the 2012-2014 model years.
• 10112332Nov 1, 2013Equipment. This Preliminary Information communication provides information to the technician about vehicles that when attempting to start vehicle "No Fob Detected" message is displayed. Technician will find the Key FOB works and the vehicle will start with the key FOB is placed in the pocket. Technician will need to replace the Key FOB with the Key FOB with Passive Entry Passive Start.
• 10112331Nov 1, 2013Engine cooling. This Preliminary Information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or blow by. Technician will need to inspect the engine for Cylinder damage or scoring, An out of round cylinder bore, Dirt intrusion, and Catalytic Converter failure.
• 10112329Nov 1, 2013Equipment. This Preliminary Information communication provides information to the technician about customers that may complain of various concerns when using Bluetooth components. Technician should use the Preliminary Information to gather information from the customer on their Bluetooth device and the concern they are having before calling General Motors Technical Assistance Center.
• 10054243Nov 1, 2013Body and structure, Visibility (wipers, defrost, mirrors). General motors: the windows, front and rear, would bind, poor fit, misalignment, makes rattle or squeaking noises, moves slowly and is inoperative. Model 2008-2014 vehicles and trucks.
• 10112418Oct 21, 2013Electrical system, Exterior lighting. This Preliminary Information communication provides information to the technician about vehicles that have brake lights remain on with the vehicle off and parked and/or the vehicle battery goes dead. Technician will need to inspect for aftermarket parts.
• 10112404Oct 14, 2013Engine cooling. This Preliminary Information communication provides information to the technician with information regarding high misfire rates always on #1 cylinder. A customer may complain of misfires or roughness on cold start up with a P0300 diagnostic trouble code. Technician is to add coolant dye to the system and run the engine through warm up to circulate the dye. Pressurize the cooling system after a cold soak and inspect…
• 10112399Oct 8, 2013Equipment. This Preliminary Information communication provides information to the technician about vehicles that have an OnStar system that will not power up. Technician should turn off the ignition and cancel retained accessory power. After the vehicle has powered down, remove power to the OnStar module for five minutes. After the power has been removed for five minutes, if the OnStar system is working release the vehicle.
• 10112388Oct 4, 2013Electrical system. This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B101D-37 history in the Vehicle Communication Interface Module or telematics communication interface control module. Engineering has determined that this code will only display in history on the scan tool and will not cause issues with OnStar system operation.
• 10112387Oct 3, 2013Electrical system. This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B101D stored in Telematics Communication Interface Control Module. Technician will need to call General Motors Technical Assistance Center for further assistance. If the Diagnostic Trouble Code B101D has a sym 37 set please refer to the latest version of PIC5492.
• 10112386Oct 3, 2013Engine cooling. This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon and may also have an oil or coolant leak. Technician may find coolant or oil in a spark plug tube. If the Spark Plug Tube is leaking and it is determined that the oil or coolant is not coming from a leak above the spark plug then replace the cylinder Head, spark plug and coil.
• 10253587Oct 1, 2013Steering. Groan, Squeak or Rubbing Type Noise When Turning Steering Wheel.
• 10246632Oct 1, 2013Equipment. PAC Courtesy Transportation Assistance Program
• 10246618Oct 1, 2013Equipment. Car and Truck Fix it Right the First Time Issues

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