2011 Buick Lacrosse Technical Service Bulletins

1,642 technical service bulletins (TSBs) are on record for the 2011 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.

• 10082820Aug 1, 2016Engine. This informational bulletins provides information on the intake manifold inspection/replacement after servere internal engine damage.
• 10126063Jul 12, 2016Engine. This informational bulletin provides information on intake manifold inspection/replacement after severe internal engine damage.
• 10126062Jul 11, 2016Brakes. This informational bulletin provides information on installing the correct tires for vehicles with the condition of under hard acceleration at higher speeds, the traction control light will flash. Or, they may come in for ABS or general handling/braking concerns.
• 10100822Jul 11, 2016Engine. This informational bulletin provides the technician with what may happen to an engine due to lack of maintenance.
• 10089121Jun 29, 2016Tires, Equipment. This informational bulletin provides guidance to gm dealers when using gm approved tire force variation measurement equipment.
• 10081000Jun 29, 2016Engine. This preliminary information communication advises the technician what to inspect if codes p0016 and/or p0017 are setting on a properly timed engine or a condition of the vehicle cranks but will not start. Technician should inspect the respective intake or exhaust camshaft reluctor to see if it has spun on the camshaft. The reluctor cannot be repositioned so the camshaft must be replaced. The new camshafts come…
• 10080860Jun 23, 2016Equipment. This preliminary information communication provides information to the technician of diagnostic instructions to take when the key will not fold into the fob or will not stay in the folded position. The technician may comment that the key in the fob will not fold close or stay latched closed. Damage to the folding mechanism could result from storing the key in the door lock cylinder and accidently bumping or making…
• 10089222Jun 22, 2016Tires, Equipment. This informational provides information on slight or mild tire feathering and recommended practices.
• 10081510Jun 22, 2016Body and structure, Engine, Equipment. This informational bulletin provides information on new design cylinder heads.
• 10080901Jun 21, 2016Other or unknown, Brakes. This preliminary information communication provides information to the technician on how to diagnose and repair vehicles that may have the antilock braking system, service traction control system, and/or service stabilitrak lights are on. The electronic brake control module may have one or more of the following diagnostic trouble codes c0035-c0050 with specifically symptom 18, 5a, or 0f. Technician will gain access…
• 10089253Jun 17, 2016Seat belts. This preliminary informational bulletin provides a procedure to reposition the front seat belt latch plate for concerns regarding the seat belt webbing or latch plate coming twisted.
• 10081022Jun 14, 2016Electrical system. This preliminary information communication advises the technician that ,when testing any circuit for open or resistance, it is imperative that all related terminal pin fit and tension be checked when the test steps require disconnection of the connector or component, prior to any component replacement. Always use the recommended terminal test tool during these tests.
• 10089201Jun 8, 2016Equipment. This warranty administration bulletin provides policy information on using gm service policies and procedure manual that represent key gm requirements for service operations.
• 10078872May 4, 2016Body and structure. This preliminary information communication provides the technician with the steps to diagnose and repair the concern of mildew odor or water on front floor on either side of the vehicle. Technician will gain access to the front wheelhouse of the affected side. The front wheel house flange may have a void in the sealer causing water to leak through and accumulate on the floor or wet carpet will be found.
• 10078571May 1, 2016Equipment. This informational bulletin provide information on the product quality center (pqc) assembly replacement process.
• 10083898Apr 27, 2016Equipment, Electrical system. This preliminary information communication advises the technician if unable to place an onstar call in the ignition on mode after the onstar canada upgrade, to contact the gm technical assistance center onstar group for further assistance.
• 10083513Apr 27, 2016Equipment. This preliminary information communication advises the technician on the steps to diagnose and repair the concern of receiving frequent "off route" messages while following turn by turn (tbt) route navigation. The technician is provided instructions for resetting the vehicle communication interface module for this concern.
• 10078745Apr 27, 2016Equipment. This preliminary information communication advises the technician on the steps to diagnose and repair the concern of receiving frequent "off route" messages while following turn by turn (tbt) route navigation. The technician is provided instructions for resetting the vehicle communication interface module for this concern.
• 10078560Apr 25, 2016Steering. This preliminary information bulletin provides a procedure to inspect and replace the steering column seal to correct a customer concern on a rubber squeak type noise when turning the steering wheel due to the seal for the intermediate shaft, located at the front of dash, rubbing on the rotating intermediate steering shaft.
• 10083781Apr 22, 2016Electrical system. This preliminary information communication advises the technician on the steps to diagnose the concern, and the steps to repair the concern of the vehicle cranks but does not start. The technician is to inspect for a sheared cam pin in the engine.
• 10083509Apr 21, 2016Equipment. This preliminary information communication advises the technician on the steps to diagnose and repair the concern. The vehicle's xm radio only has xm preveiw channels.
• 10083482Apr 21, 2016Equipment. This preliminary information communication advises the technician to diagnose the concern and the steps to repair the concern. The vehicle's xm travel link may be inopertive.
• 10078522Apr 20, 2016Equipment. "this technical bulletin provides a procedure to contact onstar for hard mute request to correct a customer concern when the radio is on, it does not mute enough when the onstar® turn-by-turn navigation directions are announced due to customer improperly setting the radio volume high enough when the turn-by-turn navigation messages are played. "
• 10078520Apr 20, 2016Electrical system. This informational bulletin provides information that may be useful on diagnosing batteries that have set for a long period of time and/or set in cold weather climates and testing those batteries.
• 10083884Apr 19, 2016Equipment. This preliminary information communication advises the technician on the steps for diagnosing the concern. The vehicle may be unable to connect to onstar using the white, blue or red onstar buttons.
• 10083489Apr 19, 2016Equipment. This preliminary information communication advises the technician the steps on repairing the concern. A customer may identify a concern of unable to reactivate a vehicle's onstar that has been previously disabled by onstar. Dealer is to call general motors technical assistance center for further assistance if the concern is still present.
• 10083484Apr 19, 2016Electrical system. This preliminary information communication provides information to help the dealership technicians perform a parasitic drain test for the onstar module. When performing battery parasitic drain test, there may be some confusion as to what the normal power consumption reading should be from the onstar system.
• 10078735Apr 19, 2016Electrical system. This preliminary information communication provides information to help the dealership technicians perform a parasitic drain test for the onstar module. When performing battery parasitic drain test, there may be some confusion as to what the normal power consumption reading should be from the onstar system.
• 10078734Apr 19, 2016Electrical system. This preliminary information communication advises the technician the steps on repairing the concern. A customer may identify a concern of unable to reactivate a vehicle's onstar that has been previously disabled by onstar. Dealer is to call general motors technical assistance center for further assistance if the concern is still present.
• 10078507Apr 18, 2016Electrical system, Equipment. This warranty administration bulletin provide policy information on using the el-50313 midtronics gr8 battery tester/charger for diagnosing battery replacements and maintaining batteries on new vehicles in dealer inventory.
• 10078506Apr 18, 2016Electrical system. This informational bulletin provides warranty information on using the service programming system (sps) for programming control modules
• 10078504Apr 18, 2016Engine. This informational bulletin provides information internal engine noise or damage after oil filter replacement
• 10078502Apr 15, 2016Equipment. This warranty administration bulletin provides information on gm’s policy on performing gm covered vehicle services and maintenance on vehicles originating/sold in canada.
• 10083851Apr 14, 2016Engine. This preliminary information communication advises the technician on the steps to diagnosing the concern. The vehicle may have a service engine soon light on or reduced engine power message on the diver information center.
• 10078481Apr 12, 2016Equipment. This informational bulletin provides information on the purpose of magnetic drain plugs.
• 10078472Apr 12, 2016Visibility (wipers, defrost, mirrors). This informational bulletin provides information on a normal condition on tempered glass of spots showing on the rear and side windows when the vehicle is in the sunlight.
• 10083900Apr 8, 2016Equipment, Electrical system. This preliminary information communication advises the technician, if unable to place an onstar call in the ignition on mode after the onstar canada upgrade to contact the gm technical assistance center onstar group for further assistance.
• 10078435Apr 7, 2016Equipment, Body and structure. This preliminary informational bulletin provides information that may be helpful when addressing underbody component corrosion with customers.
• 10083512Apr 5, 2016Visibility (wipers, defrost, mirrors), Equipment. This preliminary information communication advises the technician the steps on diagnosing the concern. Vehicle's sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks.
• 10078604Apr 5, 2016Electrical system, Body and structure, Visibility (wipers, defrost, mirrors). This preliminary information communication advises the technician the steps on diagnosing the concern. Vehicle's sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks.
• 10078434Apr 1, 2016Transmission and drivetrain. This informational bulletin provide information on the operating characteristics of a manual transmission.
• 10078430Apr 1, 2016Steering. "this technical bulletin provides a procedure to inspect the steering gear for a normal condition of grease or sealant on exterior case of gear due to the manufacturing process."
• 10113973Mar 31, 2016Electrical 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 check Global Warranty Management system for customer satisfaction program 15086 status. If the status of the customer satisfaction program 15086 was not completed follow the steps to get the Telematics…
• 10112831Mar 30, 2016Wheels. This informational bulletin provides information on chemical staining, pitting, and corrosion on wheels and the proper cleaners to use to fix the conditions due to multiple causes.
• 10112829Mar 29, 2016Equipment. This preliminary informational bulletin provides information on GM is implementing a new service strategy that uses a set of universal coaxial repair kits to service vehicles. This only applies to cable used for high frequency signals, such as cellular (OnStar®), satellite radio (XM) and GPS (navigation). The kits do NOT apply to the AM/FM cables.
• 10112821Mar 24, 2016Electrical system. This preliminary informational bulletin provides information on GM Accessory Remote start not working with onstars remotelink phone applications
• 10112818Mar 23, 2016Electrical system, Transmission and drivetrain. This technical bulletin provides a procedure to replace the control solenoid valve and transmission control module assembly to correct a condition of no forward or slips in forward and reverse operates normally, due to non-functioning pressure control solenoid located inside the control solenoid valve assembly
• 10113954Mar 22, 2016Fuel system. This Preliminary Information communication provides information to the technician with the steps to diagnose and repair vehicles that may have Service Engine Soon lamp or reduced engine power message came on and was cleared after cycling the key. Also technician may find a P228C set as current or history, and a prior history of High Pressure Fuel Pump replacement, and the customer has been using E85 fuel.
• 10112807Mar 17, 2016Equipment. This informational bulletin provides information on the newly designed cylinder heads and the replacing of cylinder heads with the new saddle cap design head
• 10112795Mar 15, 2016Equipment. This informational bulletin provides information on what is needed to be prepared for TAC, caller preparedness and checklists and contacting U.S. technical Assistance and the use of strategy based diagnostics

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