2019 GMC Acadia Technical Service Bulletins

825 technical service bulletins (TSBs) are on record for the 2019 GMC Acadia. 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.

• 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.
• 10155052Jan 10, 2019Wheels. This bulletin provides a procedure to clean the back side of the rims and rotors and to correct the customers concern of wheel clicking.
• 10155010Dec 21, 2018Equipment. This warranty bulletin provides labor operation numbers for customer concerns Not duplicated (CCND).
• 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, 2018Equipment, Transmission and drivetrain. 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.
• 10154580Dec 11, 2018Engine cooling. This Preliminary information communicates a possible noise from the water pump causing a DTC and the diagnostics for the repair.
• 10155019Dec 10, 2018Body and structure, Equipment, Exterior lighting. This engineering informational bulletin is requesting information on product issue with the door weather strip, door body fit, and/or rear tail lamp moisture.
• 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.
• 10151861Nov 19, 2018Seats, Lane departure. 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…
• 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.
• 10155105Nov 1, 2018Transmission and drivetrain. This technical bulletin provides a procedure to replace the rear diff assembly if the oil has leaked into the torque tube causing the rear diff to fail.
• 10147365Oct 9, 2018Engine. This Preliminary information communicates possible concerns and a diagnostic strategy to locate and repair various noises within the engine as well as some misfire causes.
• 10147363Oct 9, 2018Equipment, Engine. This Preliminary information communicates to the technician where to find the engine identification tag and what information on that tag to use during programming of someengine control modules.
• 10147338Sep 4, 2018Equipment, Electrical system. 18259 - Service Update - Certain 2019 GMC Acadia vehicles have been built with a Gen 1 wireless charging module that will not charge some of the latest iPhone and Samsung smart phones. Replace the Gen 1 module with the Gen 2 module kit.
• 10144456Aug 14, 2018Engine. This Preliminary information communicates possible concerns and a diagnostic strategy to locate and repair various noises within the engine as well as some misfire causes.
• 10144455Aug 9, 2018Engine. This Preliminary information communicates diagnostic tips for misfires on active fuel management cylinders and engineering investigations into cylinder 6 misfire on XT5 and cylinder 4 misfire on LaCrosse both of which are 2017. Changes to Preliminary informationinclude adding MY2018, advising of calibration for previous investigation and adding pictures to identify concern. Also defining calibration update…
• 10144454Aug 9, 2018Engine cooling, Electrical system. This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon and may also have an oil or coolant leak. Technician may find coolant or oil in a spark plug tube. If the Spark Plug Tube is leaking and it is determined that the oil or coolant is not coming from a leak above the spark plug then replace the cylinder Head, spark plug and coil.
• 10141355May 15, 2018Equipment, Electrical system. This Preliminary information communicates that acustomer may complain of the Driver Information Center(DIC) intermittently flickering or going blank. It may be noted that this only seems to occur when playing songs via IHeart or Pandora. This may be caused by a software concern in the Instrument panel Cluster(IPC). The dealer is instructed that engineering is working on a resolution to this concern and when it is…

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