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.

• 10137787Sep 16, 2014Equipment. This information bulletin provides the dealers on how to submit a product information report.
• 10137786Sep 16, 2014Equipment. This informational bulletin provides additional information to the technicians and how to submit a field product report.
• 10138693Aug 25, 2014Equipment, Electrical system. This warranty bulletin explains how to use the EL-50313 Midtronic GR8 Battery tester to test a battery and determin if it is warranty or not.
• 10138692Aug 25, 2014Equipment. This informational bulletin provides information to the dealers on properly maintaining vehicles in inventory.
• 10138683Aug 19, 2014Fuel system, Engine. This preliminary bulletin provides additional diagnoses for engine misfires, popping noise after cylinder head or fuel rail repair.
• 10138681Aug 18, 2014Tires, Equipment. This informational bulletin provides the technician with information on tire radial force variations and how to use it.
• 10138679Aug 18, 2014Equipment, Steering. This technical bulletin provides a procedure to repair any power steering leak that may be caused from extremely low temperatures and use the recommended fluid.
• 10112178Aug 18, 2014Electrical system, Transmission and drivetrain. This Preliminary Information communication provides information to the technician about vehicles that have Diagnostic Trouble Code P00C6 and/or P228C set. Technician will need to inspect the terminals at the Engine Control Module for fit and tension as well as the crimp to wire connection. Terminals to inspect in the ECM are connector x2 terminals 3, 18, and 19 for the fuel rail pressure sensor. Also connector x3…
• 10112174Aug 18, 2014Equipment, Electrical system. This Preliminary Information communication provides information to the technician about vehicles that it is difficult to turn the key to the lock/off position if the key is rotated slowly. Technician will need to verify that fuse F22DA is not open.
• 10112160Aug 8, 2014Equipment. This Preliminary Information communication provides information to the technician about installing General Motors Accessory pats. Technician can check Service Information for some accessories. Technician can also contact Partect for assistance. Technician can also contact Techline Customer Support Center for programming issues.
• 10138671Aug 7, 2014Equipment, Visibility (wipers, defrost, mirrors). This preliminary bulletin provides a procedure to replace the windshild to correct the customers concern of a loose mirrior and/or bracket fell off.
• 10138670Aug 6, 2014Steering. This technical bulletin provides a procedure to repair any power steering leak that may be caused from extremely low temperatures and use the recommended fluid.
• 10112150Aug 6, 2014Body and structure, Wheels. This Preliminary Information communication provides information to the technician about vehicles that may have a tapping heard inside the vehicle. Technician should inspect for insulators being securely in place behind front wheel liners and reposition as necessary and or replace push pins as necessary.
• 10056361Aug 1, 2014Engine. Buick/cadillac/chevrolet/saturn/pontiac/ gmc: vehicle experience lower end squeak or squeal, knocking noise or seized engine possibly the main bearing or rod had failed.
• 10052379Aug 1, 2014Steering. Buick/cadillac/chevrolet/gmc: during extreme low temperature conditions, the power steering makes noises or fluid leaks from high pressure hose, power steering pump or gear. *pe updated 9/30/13. *pe updated 11/7/14.
• 10112144Jul 31, 2014Equipment. This Preliminary Information communication provides information to the technician about vehicle that has no XM audio on certain channels but XM channel info is displayed. Technician will need to contact XM and deactivate and activate the module.
• 10140439Jul 30, 2014Equipment. This technical bulletin provides a procedure to correct the customers concern of odor coming from the Air conditioning.
• 10138594Jul 30, 2014Equipment. This technical bulletin provides a procedure to correct the customers concern of odor coming from the Air conditioning.
• 10137844Jul 30, 2014Equipment. This technical bulletin provides a procedure to correct the customers concern of odor coming from the Air conditioning.
• 10112142Jul 30, 2014Equipment. This Preliminary Information communication provides information to the technician about vehicles that have a message on the radio "maximum number of phones are currently paired to the vehicle". Dealer should advise the customer this is normal operation of the vehicle due to the maximum number of five phones can be paired to a vehicle.
• 10112137Jul 30, 2014Equipment. 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.
• 10140437Jul 25, 2014Equipment, Engine. This information bulletin provides the technician the information on how to properly clean a metal surface using the correct tool.
• 10138592Jul 25, 2014Equipment. This information bulletin provides the technician the information on how to properly clean a metal surface using the correct tool.
• 10137842Jul 25, 2014Equipment, Engine cooling. This information bulletin provides the technician the information on how to properly clean a metal surface using the correct tool.
• 10248445Jul 23, 2014Equipment. Vehicle Recalls
• 10140436Jul 23, 2014Tires, Wheels. This informational bulletin provides technicians with ways to decrease the tire slipping on the rim and reduce to possible chances of the customers concerns over tire vibration are repair.
• 10138591Jul 23, 2014Tires, Wheels. This informational bulletin provides technicians with ways to decrease the tire slipping on the rim and reduce to possible chances of the customers concerns over tire vibration are repair.
• 10137841Jul 23, 2014Tires, Equipment, Wheels. This informational bulletin provides technicians with ways to decrease the tire slipping on the rim and reduce to possible chances of the customers concerns over tire vibration are repair.
• 10112118Jul 17, 2014Brakes. This Preliminary Information communication provides information to the technician about vehicles that have a brake pedal may not raise or seem stuck down after a normal braking event. Technician will need to replace the brake pedal arm.
• 10112116Jul 17, 2014Engine 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.
• 10140367Jul 16, 2014Equipment. This informational bulletin provides information on what products GM has to aid in the eliminating unwanted odors in a vehicle.
• 10138582Jul 16, 2014Equipment. This informational bulletin provides information on what products GM has to aid in the eliminating unwanted odors in a vehicle.
• 10137832Jul 16, 2014Equipment. This informational bulletin provides information on what products GM has to aid in the eliminating unwanted odors in a vehicle.
• 10140365Jul 15, 2014Equipment. This informational bulletin provides additional information to the technicians and how to submit a field product report.
• 10138580Jul 15, 2014Equipment. This informational bulletin provides additional information to the technicians and how to submit a field product report.
• 10137830Jul 15, 2014Equipment. This informational bulletin provides additional information to the technicians and how to submit a field product report.
• 10140364Jul 14, 2014Electrical system, Electronic stability control. This preliminary bulletin provides information on what labor operation number to use for various electrical/electronic control issues.
• 10138579Jul 14, 2014Equipment, Electrical system. This preliminary bulletin provides information on what labor operation number to use for various electrical/electronic control issues.
• 10137829Jul 14, 2014Equipment, Electrical system, Transmission and drivetrain. This preliminary bulletin provides information on what labor operation number to use for various electrical/electronic control issues.
• 10140363Jul 11, 2014Equipment. This information bulletin provides the dealers on how to submit a product information report.
• 10138578Jul 11, 2014Equipment. This information bulletin provides the dealers on how to submit a product information report.
• 10137828Jul 11, 2014Equipment. This information bulletin provides the dealers on how to submit a product information report.
• 10112109Jul 10, 2014Transmission and drivetrain, Electrical system. This Preliminary Information communication provides information to the technician about a service engine soon light on. Technician will find diagnostic trouble codes P0089 and P228D set in the engine control module. This concern could be due to an incorrect intake camshaft or camshaft actuator sprocket. A diagnostic trouble code of P0171 could also set from installing incorrect injectors.
• 10140359Jul 8, 2014Equipment. This Technical bulletin provides a procedure to request a hard mute from Onstar when navigation is annoucing directions and to correct the customers concern of the radio being loud during navigation.
• 10140357Jul 8, 2014Fuel system, Engine. This informational bulletin was created to inform the technician of cold start ticking noises in the engine compartment may be caused by the fuel pump and/or the fuel injectors and no
• 10138574Jul 8, 2014Equipment. This Technical bulletin provides a procedure to request a hard mute from Onstar when navigation is annoucing directions and to correct the customers concern of the radio being loud during navigation.
• 10138572Jul 8, 2014Fuel system. This informational bulletin was created to inform the technician of cold start ticking noises in the engine compartment may be caused by the fuel pump and/or the fuel injectors and no
• 10137824Jul 8, 2014Equipment, Electrical system. This Technical bulletin provides a procedure to request a hard mute from Onstar when navigation is annoucing directions and to correct the customers concern of the radio being loud during navigation.
• 10137822Jul 8, 2014Fuel system, Equipment, Engine cooling. This informational bulletin was created to inform the technician of cold start ticking noises in the engine compartment may be caused by the fuel pump and/or the fuel injectors and no
• 10112104Jul 8, 2014Transmission and drivetrain, Engine. This Preliminary Information communication provides information to the technician about a service engine soon light on. Technician will find diagnostic trouble codes P0089 and P228D set in the engine control module. This concern could be due to an incorrect intake camshaft or camshaft actuator sprocket. A diagnostic trouble code of P0171 could also set from installing incorrect injectors.

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