2017 Buick Lacrosse Technical Service Bulletins

1,204 technical service bulletins (TSBs) are on record for the 2017 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.

• 10155073Feb 26, 2019Equipment. This informational bulletin provides the dealer with information on what to do when requesting a new key code for the customer.
• 10154309Feb 19, 2019Fuel system. This PI offers diagnostic tips to a technician when diagnosing a possible fuel level sensor concern. The tech is advised to ohm test the sensor at the terminals located on top of the fuel module while performing a sweep test. If the test fails the technician is instructed to replace the sensor and then perform the sweep test again.
• 10154308Feb 19, 2019Equipment. 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.
• 10154306Feb 19, 2019Engine cooling. This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related components. That any of the listed DTC's may set with or without poor engine performance.
• 10154299Feb 18, 2019Engine cooling. This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
• 10155068Feb 15, 2019Tires. This bulletin contains information for the new tires that the vehicle is equipped with and that they are covered by General Motors against defects in material or workmanship under the New Vehicle Warranty (in Canada, the Base Warranty Coverage). For vehicles within this warranty period, defective tires will be replaced on a pro rata adjustment basis according to the published distance-based schedule.
• 10154641Feb 15, 2019Equipment. This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
• 10155074Feb 13, 2019Engine. This Bulletin Provides Information for Repairing Engine Front Cover Oil Leak, Sealing Surface Preparation and Applying RTV Sealant.
• 10154631Feb 13, 2019Engine cooling. This technical bulletin advises the technician to rest the MIL and diagnose additional DTCs for why the code is setting and disabling the start/stop system.
• 10155072Feb 8, 2019Electrical system. This technical bulletin provides information on Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the Transport Mode message On and Off.
• 10155071Feb 8, 2019Equipment. This warranty nonadministrative bulletin provides information on the proper use of the labor operation 0600014.
• 10154544Feb 8, 2019Equipment. This technical bulletin provides a procedure to replace the HUD if found the cause of the Head-Up Display Inoperative or MIL Illuminated concern.
• 10154290Feb 8, 2019Electrical system. This Preliminary Information communication provides information to the technician about the text messaging feature on some newer General Motors infotainment systems. Pair the iPhone to the system then enter the Bluetooth settings menu, select the ?i? icon next to the vehicle name in the device and enable show notifications. The text messaging feature will be available on the next ignition cycle.
• 10155070Feb 5, 2019Equipment. This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before sold (prepping) to the customer.
• 10154540Feb 5, 2019Lane departure. This technical bulletin provides a procedure to replace the Front Seat Lane Departure Warning Actuator if the B172E is set in the seat control module.
• 10154628Jan 31, 2019Equipment. This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC).
• 10154625Jan 31, 2019Equipment. This informational bulletin provides information on comebacks prevention information and using customer concern verification sheets (CCVS).
• 10155055Jan 29, 2019Equipment. This informational bulletin provides a listing of the parts availability for coax repair procedures and what is needed to complete some repairs.
• 10154626Jan 24, 2019Equipment. This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
• 10155051Jan 23, 2019Wheels. This informational bulletin explains the wheel Road Force balancers and what they can do for customer concerns.
• 10154629Jan 18, 2019Electrical system. This warranty admin bulletin explains to the technician additional information may be needed when submitting transactions when doing wiring repairs.
• 10154627Jan 14, 2019Equipment. This warranty administration bulletin provides policy information on required operating procedures.
• 10155010Dec 21, 2018Equipment. This warranty bulletin provides labor operation numbers for customer concerns Not duplicated (CCND).
• 10154606Dec 17, 2018Equipment. 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…
• 10154605Dec 17, 2018Suspension. This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customer?s vehicles that exhibit vibration conditions without utilizing the support of General Motors Technical Assistance Center.
• 10154604Dec 17, 2018Engine cooling. This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble Codes B3055, B3060, and/or B3935. Technician should not replace any parts for this concern. If unable to duplicate the concern ask if the customer uses any Radio Frequency…
• 10154975Dec 14, 2018Transmission and drivetrain, Equipment. This warranty administration bulletin provide policy information for automatic transmission Oil Cooler Flush and flow test.
• 10155014Dec 13, 2018Equipment. This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC).
• 10155009Dec 13, 2018Exterior lighting. This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines.
• 10154981Dec 11, 2018Electrical system. This technical bulletin provides a procedure to replace the GEN I charging system with a GEN II charging system only if vehicles apply within the settings.
• 10154580Dec 11, 2018Engine cooling. This Preliminary information communicates a possible noise from the water pump causing a DTC and the diagnostics for the repair.
• 10154974Dec 7, 2018Equipment, Brakes. This technical bulletin provides a procedure for replacing the oil pump, power brake booster and power brake booster vacuum hose to eliminate a hard brake pedal and/or air type noise heard upon brake apply due to oil in the brake booster.
• 10154566Dec 6, 2018Engine cooling. This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related components. That any of the listed DTC's may set with or without poor engine performance.
• 10155012Dec 5, 2018Equipment, Seats. This informational bulletin provides information for information on passenger presence sensing system (PPS or PSS) concerns with custom upholstery, accessory seat heaters or other comfort enhancing devices.
• 10155011Dec 5, 2018Electrical system. This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not when replacing a module.
• 10155008Dec 5, 2018Tires. This warranty administration bulletin provides information on The tires supplied with a new vehicle are covered by General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty.
• 10154552Dec 3, 2018Engine cooling. This preliminary information document communicates a tip on the way to diagnose possible induction or exhaust air leaks using the evaporative emission cart smoke machine and ultrasonic leak detector tools.
• 10151876Nov 26, 2018Body and structure, Equipment. 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.
• 10151873Nov 26, 2018Fuel system, Electrical system. This PI offers diagnostic tips to a technician when diagnosing a possible fuel level sensor concern. The tech is advised to ohm test the sensor at the terminals located on top of the fuel module while performing a sweep test. If the test fails the technician is instructed to replace the sensor and then perform the sweep test again.
• 10151869Nov 21, 2018Equipment. This Preliminary Information communication provides information to the technician about what XM offerings are available for vehicles. A dealer or customer can access the website listed below for vehicle specific XM offerings and availability.
• 10151865Nov 20, 2018Engine, Transmission and drivetrain. This Preliminary information communicates that a customer may bring a vehicle in with a complaint that the engine rpm increased and/or the vehicle downshifted for no reason. The dealer is instructed to test drive the vehicle and check for codes. If no cause of the concern is found and it cannot be duplicated the dealer technician is instructed to review operation of the tap shift operation in the owner's manual.
• 10151861Nov 19, 2018Lane departure, Seats. This Preliminary Information communicates to the technician that some customers may comment on the operation of their haptic seat during a Lane Keep Assist event. Lane Keep Assist works differently than Lane Departure Warning. The Lane Keep Assist icon is solid amber, Forward Camera Module is actively commanding a torque to Electronic Power Steering. This means that the driver should also feel some feedback from…
• 10151851Nov 15, 2018Lane departure, Vehicle speed control. This Preliminary information communicates that a vehicle may exhibit a Adaptive Cruise Control Unavailable and/or Lane Keep Assist Unavailable message. The technician may attempt to program the Active Safety Control Module (ASCM) and encounter a code E4399. The technician is advised if he encounters this concern to zero the MIC counter by placing the vehicle into and back out of "Transport Mode".
• 10151836Nov 13, 2018Engine. This Preliminary information communicates there is an investigation into cause and correction for this group of DTC's setting together. (P0011, P0014, P0021, P0024). Revised to include the possibility of setting in pairs and some drivability concerns.
• 10155101Nov 5, 2018Equipment. This bulletin provides information for use on a Product Assistance Claim (PAC), which is formally known as a Product Allegation Resolution (PAR) claim.
• 10155102Nov 2, 2018Suspension. This technical bulletin provides a procedure to replace both front lower control arms to correct the condition of Front End Rattle Noise when Braking Moderate or Hard on Rough Surfaces due to metal on metal contact within the control arms.
• 10147401Oct 23, 2018Equipment. This Preliminary information communicates
• 10147397Oct 22, 2018Equipment. This Preliminary Information communication provides information to the technician about vehicles that have the outside air temperature display reading incorrectly. Dealer should advise the customer that the outside air temperature will not update if the vehicle speed is less than 30 kilometer per hour (19 miles per hour). Dealer should also review the outside air temperature update strategy.
• 10147376Oct 12, 2018Equipment. 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.
• 10147367Oct 10, 2018Equipment. This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.

← All problems reported for the 2017 Buick Lacrosse