2012 Buick Lacrosse Technical Service Bulletins

1,831 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.

• 10245780Dec 1, 2012Other or unknown. Information on High Feature V6 Timing Chain Kits and Chain Guide Replacements, P0008, P0009, P0016, P0017, P0018 and/or P0019
• 10073101Dec 1, 2012Equipment. Summary to be provided on a future date.
• 10071859Dec 1, 2012Equipment. Summary to be provided on a future date.
• 10063076Dec 1, 2012Transmission and drivetrain. Summary to be provided on a future date.
• 10062511Dec 1, 2012Air bags. Summary to be provided on a future date.
• 10138220Nov 30, 2012Electrical system, Equipment. This informational bulletin provides information regarding the aftermarket device interference with onstar diagnostic service.
• 10137478Nov 30, 2012Equipment. This informational bulletin provides information regarding the aftermarket device interference with onstar diagnostic service.
• 10126163Nov 30, 2012Electrical system. This informational bulletin provides information regarding the aftermarket device interference with onstar diagnostic service.
• 10138218Nov 29, 2012Equipment, Electrical system. This informational bulletin provides information regarding the inappropriate warranty claims submitted for damaged radios and instrument panel clusters, provides exampls on whats an acceptable for warranty and whats not
• 10137476Nov 29, 2012Equipment, Electrical system. This informational bulletin provides information regarding the inappropriate warranty claims submitted for damaged radios and instrument panel clusters, provides exampls on whats an acceptable for warranty and whats not
• 10138217Nov 28, 2012Equipment. This informational bulletin provides a step by step procedure on how to properly use the GM chemicals to eliminate unwanted odors in vehicles and which products to use for each application.
• 10137475Nov 28, 2012Equipment. This informational bulletin provides a step by step procedure on how to properly use the GM chemicals to eliminate unwanted odors in vehicles and which products to use for each application.
• 10126171Nov 28, 2012Equipment. This informational bulletin provides a step by step procedure on how to properly use the GM chemicals to eliminate unwanted odors in vehicles and which products to use for each application.
• 10112608Nov 28, 2012Equipment. This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have an OnStar Turn-By-Turn Navigation the system that is inoperative. Technician verifies there are no Diagnostic Trouble Codes are present in the Antilock Braking System and Vehicle Communication Interface Module of the vehicle. If no Diagnostic Trouble Codes found call OnStar using…
• 10112607Nov 28, 2012Equipment. This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Technician will need to call General Motors Technical Assistance Center with the scan tool data from the OnStar system.
• 10112606Nov 28, 2012Electrical system, Equipment. This Preliminary Information communication provides information to the technician that customers may inquire as to the availability of OnStar bluetooth on their vehicle. Technician should be advised that Vehicles with Regular Production Option Code (UPF or UWE) offer Bluetooth through the OnStar system.
• 10112605Nov 27, 2012Equipment, Electrical system. This Preliminary Information communication provides information to the technician about vehicles that have multiple Head Up Display issues. An issue with the Head Up Display image may not appear clear can be caused by a non-original equipment manufacturer windshield installed. Another issue that may be present with the Head Up Display is the segments illuminate intermittently this can be caused by the ambient…
• 10126191Nov 26, 2012Transmission and drivetrain. This informational bulletin provides a description of the proper wheel installation and proper wheel torque techniques used to install wheels onto vehicles
• 10112599Nov 21, 2012Electrical system, Equipment. This Preliminary Information communication provides information to the technician about vehicles that loose connection between the vehicle and a Bluetooth phone. Technician will need to use a scan tool to check the "Firmware Over-the-Air" value. If the "Firmware Over-the-Air" value is up to date and customer's concern is still present contact General Motors Technical Assistance Center for further assistance.
• 10138211Nov 20, 2012Equipment. This warranty administration bulletin provides information regarding customer concerns not duplicated and which labor operations to claim when the concern cannot be duplicated. Also provides information on how to submit claims within the global warranty managment.
• 10137469Nov 20, 2012Equipment. This warranty administration bulletin provides information regarding customer concerns not duplicated and which labor operations to claim when the concern cannot be duplicated. Also provides information on how to submit claims within the global warranty managment.
• 10126192Nov 20, 2012Equipment. This warranty administration bulletin provides information regarding customer concerns not duplicated and which labor operations to claim when the concern cannot be duplicated. Also provides information on how to submit claims within the global warranty managment.
• 10126162Nov 20, 2012Engine. This preliminary informational bulletin provides a procedure to reprogram the ECM for concerns regarding a loud rattle noise on start up that stops in 3 seconds or less.
• 10138229Nov 15, 2012Engine, Electrical system. 12238B - Service Update (revised population). The Generator Control Module (GCM) may not function properly, resulting in the gradual loss of battery charge, illumination of the MIL, and eventual engine stall or no start condition. Dealers are to inspect and replace, if necessary, the GCM.
• 10059997Nov 15, 2012Electrical system. Summary to be provided on a future date.
• 10138201Nov 13, 2012Equipment. This informational bulletin provides information and rules for GM keycode look up applicationa dn the key code security rules and regulations for Canada only.
• 10137459Nov 13, 2012Equipment. This informational bulletin provides information and rules for GM keycode look up applicationa dn the key code security rules and regulations for Canada only.
• 10126197Nov 13, 2012Equipment. This informational bulletin provides information for requesting a new key code for customers with lost or stolen keys
• 10126196Nov 13, 2012Equipment. This informational bulletin provides information and rules for GM keycode look up applicationa dn the key code security rules and regulations for Canada only.
• 10126170Nov 13, 2012Electrical system. This preliminary informational bulletin provides a procedure on how to correctly check and adjust fuses within the instrument panel fuse block for concerns with components fused through the instrument panel fuse block
• 10112562Nov 13, 2012Equipment. This Preliminary Information communication provides information to the technician being unable to program fobs to the vehicle. Technician will need to ensure the key FOB is a new unit and has not been programmed to another vehicle previously.
• 10138200Nov 12, 2012Equipment, Electrical system, Body and structure. This informational bulletin provides a list of newly released PI and Bulletins in regards to recent released vehicles so that vehicles can be fixed right the first time in for service.
• 10138197Nov 12, 2012Brakes, Engine, Equipment, Transmission and drivetrain. This informational bulletin provides a revision for 01-00-89-010I to add the 2013 model year.
• 10137457Nov 12, 2012Equipment. This informational bulletin provides a list of newly released PI and Bulletins in regards to recent released vehicles so that vehicles can be fixed right the first time in for service.
• 10137454Nov 12, 2012Equipment. This informational bulletin provides a revision for 01-00-89-010I to add the 2013 model year.
• 10126200Nov 12, 2012Equipment. This informational bulletin provides a single point reference and strategy document to aid in reducing customer comebacks, and the possibility of buyback situations by outlining specific guidelines, strategy and forms that will assist with this goal, by identifying, clarifying and documenting customer concerns accurately at each service visit.
• 10126198Nov 12, 2012Equipment. This informational bulletin provides a list of newly released PI and Bulletins in regards to recent released vehicles so that vehicles can be fixed right the first time in for service.
• 10126201Nov 9, 2012Electrical system. This informational bulletin provides information on part restriction and ordering process information for onstar vehicle communication interface modules.
• 10112560Nov 9, 2012Brakes. This Preliminary Information communication provides information to the technician about brake rotors on new vehicles and replacement parts from General Motors Service Parts Operations. Technician should be advised the costing should not be removed from the brake rotor it will wear off with normal brake usage. Dealer should communicate to the customer this condition is a normal operating characteristic of their…
• 10138191Nov 8, 2012Visibility (wipers, defrost, mirrors), Equipment. This warranty administration bulletin provides information on what should be considerd warranty damage or damage that was at fault of the cutomer and how to properly claim them on the warranty paperwork
• 10137448Nov 8, 2012Equipment. This warranty administration bulletin provides information on what should be considerd warranty damage or damage that was at fault of the cutomer and how to properly claim them on the warranty paperwork
• 10126203Nov 8, 2012Equipment. This warranty administration bulletin provides information on what should be considerd warranty damage or damage that was at fault of the cutomer and how to properly claim them on the warranty paperwork
• 10112550Nov 6, 2012Engine cooling. This Preliminary Information communication provides information to the technician with information about vehicles that misfires or roughness on cold start up. Technician may find Diagnostic Trouble Code P0300 set. Technician will need 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 the cylinder with a bore scope…
• 10112545Nov 6, 2012Equipment. This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
• 10253626Nov 1, 2012Electrical system. Information on Diagnosing Intermittent Electrical Concerns with Components Fused Through Instrument Panel Fuse Block.
• 10245859Nov 1, 2012Electrical system. Loss of Battery Charge ? Inspect Generator Control Module
• 10245761Nov 1, 2012Electrical system, Equipment. Requesting a New Key Code for Customer with Lost or Stolen Keys
• 10112534Nov 1, 2012Equipment, Electrical system. This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
• 10112529Nov 1, 2012Equipment. 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.
• 10112528Nov 1, 2012Electrical system. This Preliminary Information communication provides information to the technician about vehicles that during battery parasitic drain test, there may be some confusion as to what the normal power consumption reading should be from the OnStar system. Technician should understand the power cycles of the various OnStar systems. All Generation 6, 7, 8, and 9 systems are powered up continuously for 48 hours from ignition…

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