2015 Buick Lacrosse Technical Service Bulletins

1,576 technical service bulletins (TSBs) are on record for the 2015 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.

• 10090043Apr 9, 2015Electrical system. 14395a - customer satisfaction program (revised labor time). On some 2015 model year buick encore, lacrosse, regal, and verano; cadillac ats, cts, elr, escalade, srx and xts; chevrolet colorado, corvette, cruze, equinox, impala, malibu, silverado, sonic, spark, ss, suburban, tahoe, trax, and volt; and gmc canyon, sierra, terrain, and yukon vehicles, a performance issue with the onstar® module might impact the…
• 10114451Apr 6, 2015Electrical system. This Preliminary Information communication advises the technician that the Human Machine Interface, Radio or Tuner, radio controls, Integrated Center Stack, display, and Media Disc Players are placed on restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
• 10113577Apr 1, 2015Equipment. This informational bulletin provides information to service personnel on the critical importance of installing the correct replacement spin-on oil filter when servicing.
• 10135418Mar 31, 2015Electrical system. This informational bulletin adds the 2014 and 2015 model years to information of a language change for OnStar System (U.S. and Canada only).
• 10113785Mar 31, 2015Equipment. This informational bulletin adds the 2014 and 2015 model years to information of a language change for OnStar System (U.S. and Canada only).
• 10139392Mar 30, 2015Brakes. This Preliminary Information communication provides information to the technician about vehicles that may have a bind or shudder on turns during tight parking lot maneuvers. If technician is working on a 2012 Lacrosse the Electronic Brake Control Module should be updated with the latest calibrations in Service Programming System. If the technician isolates the condition to be coming from the Rear Drive Module, then…
• 10139389Mar 30, 2015Engine cooling. This Preliminary Information communication provides information to the technician about vehicle that may have black smoke on a cold start. A dual-pulse injection strategy is utilized during engine cold start to reduce the time required to bring the catalytic converter up to operating temperature. This split injection strategy lasts for about 60 seconds on cold start. This process may cause the customer to see…
• 10139379Mar 27, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles that the radio can be turned on after turning the ignition off and opening the driver?s door. The radio can then be turned back on after the vehicle's Retained Accessory Power has been canceled by simply pressing the power button on the radio. This is a normal characteristic of the key off operation.
• 10139371Mar 26, 2015Equipment. 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.
• 10135412Mar 26, 2015Equipment. This informational bulletin provides information on the Product Quality Center (PQC) assembly replacement process for Service Agents not required to contact PQC prior to assembly replacement.
• 10113775Mar 26, 2015Equipment. This informational bulletin provides information on the Product Quality Center (PQC) assembly replacement process for Service Agents not required to contact PQC prior to assembly replacement.
• 10113773Mar 26, 2015Equipment. The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.
• 10139361Mar 23, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicle that may OnStar inoperative and Navigation/GPS/Compass issues. Technician may find Diagnostic Trouble Codes B101D sym 3C and or F0. Technician will gather data using a scan tool and contact General Motors Technical Assistance Center for further assistance. After approval technician will replace the OnStar module.
• 10135404Mar 20, 2015Equipment. This preliminary informational bulletin provides repair information for a customer concern of Malfunction Indication Lamp (MIL) on, and a technician my find DTC P2227 set.
• 10113763Mar 20, 2015Equipment. This preliminary informational bulletin provides repair information for a customer concern of Malfunction Indication Lamp (MIL) on, and a technician my find DTC P2227 set.
• 10135396Mar 18, 2015Engine cooling. This informational bulletin provides information for repairing engine front cover oil leak, sealing surface preparation and applying RTV sealant.
• 10113755Mar 18, 2015Engine. This informational bulletin provides information for repairing engine front cover oil leak, sealing surface preparation and applying RTV sealant.
• 10139348Mar 16, 2015Electrical system. This Preliminary Information communication advises the technician that the Battery Energy Control Module and Generator Control and Battery Module will remain on restriction through the General Motors Technical Assistance Center. Dealer will need to call General Motors Technical Assistance Center for further assistance.
• 10135395Mar 16, 2015Equipment. This preliminary informational bulletin provides technicians with diagnostic tips for a customer concern of odor emanating from HVAC system.
• 10135394Mar 16, 2015Electrical system. This informational bulletin communicates GM wiring repair strategy information.
• 10113753Mar 16, 2015Equipment. This preliminary informational bulletin provides technicians with diagnostic tips for a customer concern of odor emanating from HVAC system.
• 10113752Mar 16, 2015Electrical system. This informational bulletin communicates GM wiring repair strategy information.
• 10139340Mar 13, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles that may have the OnStar wireless fidelity inoperative. Technician will need to contact General Motors Technical Assistance Center with a scan tool connect to the vehicle for further assistance.
• 10135384Mar 10, 2015Equipment. This warranty administration bulletin provides retail and wholesale service personnel with the policies and the warranty claims submission procedures that support Labor Operation 0600014 ? Suspected Tampering or Vehicle Modifications.
• 10113745Mar 10, 2015Equipment. This warranty administration bulletin communicates GM required operating procedures (U.S. only) for service operations.
• 10113741Mar 10, 2015Equipment. This warranty administration bulletin provides retail and wholesale service personnel with the policies and the warranty claims submission procedures that support Labor Operation 0600014 - Suspected Tampering or Vehicle Modifications.
• 10139326Mar 9, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles that may have a touch screen selection will highlight when selected but the function does not respond intermittently. General Motors has identified the concern and is currently working on a solution.
• 10135383Mar 9, 2015Equipment. This informational bulletin provides dealership personnel information on unscheduled supplemental services (including flushing services and additives) and proper use of GM simplified maintenance schedules (Canada only).
• 10113740Mar 9, 2015Equipment. This informational bulletin provides dealership personnel information on unscheduled supplemental services (including flushing services and additives) and proper use of GM simplified maintenance schedules (Canada only).
• 10135381Mar 6, 2015Engine cooling. This informational bulletin provides technicians with diagnostic tips for preventing oil leaks after changing oil and filter.
• 10113738Mar 6, 2015Engine cooling. This informational bulletin provides technicians with diagnostic tips for preventing oil leaks after changing oil and filter.
• 10139314Mar 4, 2015Equipment. This Preliminary Information communication advises the technician that the Human Machine Interface, Radio or Tuner, radio controls, Integrated Center Stack, display, and Media Disc Players are placed on restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
• 10139313Mar 4, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles that navigation system has inaccurate estimated time of arrival. This is a normal operating characteristic of the New Generation Infotainment system.
• 10135377Mar 4, 2015Equipment. This informational bulletin provides information on the PQC assembly replacement process - for dealers required to contact PQC prior to replacing an assembly (U.S. and Canada only).
• 10113731Mar 4, 2015Equipment. This informational bulletin provides information on the PQC assembly replacement process - for dealers required to contact PQC prior to replacing an assembly (U.S. and Canada only).
• 10135375Mar 3, 2015Electrical system. This preliminary informational bulletin provides technicians diagnostic tips for unable to align radar during distance sensing cruise control module learn procedure.
• 10135371Mar 3, 2015Equipment, Electrical system. This informational bulletin provides information for fleet vehicles which details the proper configurations for the ignition key, fob, key tags and key rings.
• 10113729Mar 3, 2015Electrical system. This preliminary informational bulletin provides technicians diagnostic tips for unable to align radar during distance sensing cruise control module learn procedure.
• 10113724Mar 3, 2015Electrical system. This informational bulletin provides information for fleet vehicles which details the proper configurations for the ignition key, fob, key tags and key rings.
• 10139306Mar 2, 2015Equipment, Electrical system. This Preliminary Information communication provides information to the technician about the Media Oriented Systems Transport Bus Diagnostic Tool Kit (EL-51578) has been released to help diagnose any of the Media Oriented Systems Transport bus concerns. The kit contains header connectors that are installed to bypass Media Oriented Systems Transport bus modules. The bypass connector also contains a terminal for…
• 10057989Mar 1, 2015Electrical system. General motors 2012-2015 buick lacrosse, regal e assist , 2013-2014 chevrolet malibu eco assist, 2014 chevrolet impala assist equipped with eassist. Information regarding restriction of bas+(hybrid) eassist tac parts.
• 10113573Feb 27, 2015Electrical system, Equipment. This informational bulletin provides information on dealer reimbursement procedures for Customer Assistance Center (CAC) Tier 1 and Tier 2 empowerment tools: diagnostic fee, short term rental, and up-front towing (U.S. only).
• 10114440Feb 26, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles that the Navigation radio does not have a global positioning system location but OnStar is able to accurately locate the vehicle. Technician should check the installation of the COAX cables to be router correctly. Technician will gain access to the Radio or Human Machine Interface depending on the vehicle build. Install…
• 10113571Feb 24, 2015Electrical system. This informational bulletin communicates Information to technicians on control module Diagnostic Trouble Code(s) (DTC)(s) P0601, P0602, P0603, P0604, P0606, P062F, P06F3, P1621 which can be shared in multiple modules.
• 10113570Feb 24, 2015Equipment. This technical bulletin is a revision for 11-08-49-001M to update the Condition.
• 10114432Feb 23, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles that the Navigation radio does not have a global positioning system location but OnStar is able to accurately locate the vehicle. Technician should check the installation of the COAX cables to be router correctly. Technician will gain access to the Radio or Human Machine Interface depending on the vehicle build. Install…
• 10113566Feb 20, 2015Fuel system. This informational bulletin provides information for maintenance cleaning of the fuel injectors.
• 10113565Feb 20, 2015Equipment. This preliminary informational bulletin provides radio programming information to correct customer concerns about no XM audio or time shift, radio lock-up, slow response, vertical line between clock and temperature, poor FM reception (truck only).
• 10114418Feb 17, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles that may have a Diagnostic Trouble Code B101D sym 39 in the Human Machine Interface. Technician should not replace any parts for this concern.
• 10114408Feb 13, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles that are travelling from Canada to the United States. While in the United States they are unable to receive Turn-by-Turn directions. Due to the existing cellular provider not having roaming agreements in areas outside of Canada to support transmitting of the packet data required for Turn-By-Turn feature to operate. The…

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