2020 GMC Acadia Technical Service Bulletins

885 technical service bulletins (TSBs) are on record for the 2020 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.

• 10179532Jul 1, 2020Equipment. This engineering information (EI) ends the needs for information from the field regarding SD Code messages displayed on the Radio Screen and/or Instrument Cluster - Navigation System Malfunction.
• 10178286Jun 26, 2020Transmission and drivetrain. This informational bulletin describes/outlines the process for the 9T65 Automatic Transmission Replacement Pilot Program (U.S. Only).
• 10178346Jun 25, 2020Electrical system. This Preliminary information communicates to the dealer that a customer may comment that the MIL light is illuminated. The technician may find P1098 and/or P26BB set current or history. That this may be caused by a software anomaly, and that GM is currently looking into the issue. It provides testing and related direction based on the results.
• 10178282Jun 25, 2020Electrical system. This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
• 10178288Jun 23, 2020Transmission and drivetrain. This bulletin provides information on Policies Applicable to All U.S. Dealers for Engine and Transmission Assembly Replacement Under Warranty, Policy or Customer Enthusiasm and information on Submission of Warranty Transaction in Global Warranty Management.
• 10178338Jun 22, 2020Body and structure. This Preliminary information communicates a work around when only 11 digit PUN (Part Unique Number) is seen on Service Solenoid Body Assembly.
• 10178335Jun 18, 2020Equipment. This Preliminary information communicates information on radio software anamolies and future radio software updates to correct the concern.
• 10178284Jun 18, 2020Equipment. This technical bulletin provides repair information to correct a customer concern of seeing SD Card Removed error message displayed in the Driver Information Center (DIC).
• 10178293Jun 15, 2020Equipment. This warranty administration bulletin provides information on Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information.
• 10178295Jun 10, 2020Engine cooling. This engineering information (EI) closure ends the need for information from technicians/field in regards to engine oil found under their vehicle.
• 10178303Jun 2, 2020Electrical system, Seats. This Preliminary information communicates and issue with the memory seat module waking up the low speed GM lan bus and causing a battery draw.
• 10178291Jun 2, 2020Equipment. This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).
• 10178302Jun 1, 2020Engine cooling. This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have oil mixed in with the engine coolant. Technician will need to inspect the oil cooler if equipped for possible leaking into the cooling system through the radiator. If no issue found replace the engine as well as all rubber coolant hoses. Also updated to include ALL HFV6…
• 10178266Jun 1, 2020Electrical system, Engine, Brakes. This technical bulletin provides repair information to correct a customer concern of the Service Engine Soon Lamp illuminated and/or Service Power Brake Assist message displayed, with DTCs P0557 or P0558 Stored.
• 10176628May 29, 2020Brakes. This technical bulletin provides repair information to correct a customer concern of Loss of Brake Assist, Various Messages Displayed in DIC, Brake Pedal Travel and Apply May Feel Different, DTC C0024 Set.
• 10176626May 29, 2020Brakes. This technical bulletin provides repair information to correct a customer concern of Loss of Brake Assist, Various Messages Displayed in DIC, Brake Pedal Travel and Apply May Feel Different, DTC C0024 Set.
• 10176648May 28, 2020Electrical system. This informational bulletin provides information on Clicking/Ticking Sound/Noise Heard During Cold Start and that this should be considered a normal characteristic.
• 10176647May 27, 2020Equipment, Electrical system. This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
• 10176329May 26, 2020Engine. This Preliminary information communicates additional diagnostic information for DTC's P0016 and P0018.
• 10176649May 20, 2020Electrical system. This informational bulletin provides information for the IPC odometer programming method quick reference guide.
• 10176324May 20, 2020Air bags. This Preliminary information communicates to the dealer that a customer may comment that the MIL light is illuminated. The technician may find P1098 and/or P26BB set current or history. That this may be caused by a software anomaly, and that GM is currently looking into the issue. It provides testing and related direction based on the results.
• 10176618May 18, 2020Equipment, Electrical system. This Technical bulletin provides a service procedure for dealers/technicians on installation of Radio Software Version U148 Over-the-Air Update.
• 10176318May 15, 2020Equipment. This Preliminary information communicates an XM service concern of no audio at startup until a channel change and directs to contact XM for direct support.
• 10176607May 8, 2020Equipment, Engine, Fuel system. This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels should be used to reduce carbon build-up.
• 10176644May 7, 2020Equipment. This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in higher CSi scores.
• 10176646May 6, 2020Equipment, Electrical system. This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
• 10176632May 5, 2020Fuel system, Engine. This informational bulletin explains to the tech on how to order a new fuel injector by matching the part number on the part and ordering it from the EPC.
• 10176654May 4, 2020Equipment, Electrical system. This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to SD Code messages displayed on the Radio Screen and/or Instrument Cluster - Navigation System Malfunction.
• 10176299May 4, 2020Electrical system, Equipment. This Preliminary Information communication advises the technician that the Radio or Tuner, radio controls, Integrated Center Stack, HUD's, IPC's, and radio displays are placed on restriction through the General Motors Technical Assistance Center. Dealers will need to contact General Motors Technical Assistance Center for further assistance.
• 10175854Apr 30, 2020Equipment. 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.
• 10175850Apr 29, 2020Tires, Equipment. This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).
• 10175853Apr 28, 2020Equipment. This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
• 10175759Apr 17, 2020Transmission and drivetrain, Electrical system. This technical bulletin provides repair information to correct a customer concern of the Service Engine Soon Lamp illuminated and/or Service Power Brake Assist message displayed, with DTCs P0557 or P0558 Stored.
• 10174827Apr 17, 2020Engine cooling. This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have oil mixed in with the engine coolant. Technician will need to inspect the oil cooler if equipped for possible leaking into the cooling system through the radiator. If no issue found replace the engine as well as all rubber coolant hoses. Also updated to include ALL HFV6…
• 10175760Apr 16, 2020Electrical system, Brakes. This technical bulletin provides repair information to correct a customer concern of Loss of Brake Assist, Various Messages Displayed in DIC, Brake Pedal Travel and Apply May Feel Different, DTC C0024 Set.
• 10175855Apr 14, 2020Equipment, Body and structure. This preliminary informational bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
• 10175755Apr 6, 2020Equipment, Electrical system. This technical bulletin provides repair information to correct a customer concern of Voice Recognition Launches or Radio Station Changes to an Adjacent Favorite Without Any Button Press.
• 10175852Apr 3, 2020Equipment. This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.
• 10174304Mar 31, 2020Equipment. This warranty administration bulletin explains to the technician that when using wiring repair labor operations, additional information may be needed when submitting Global Warranty transactions when doing wiring repairs.
• 10173729Mar 30, 2020Electrical system. This Preliminary information communicates DRL circuit #309, gray wire at X104 may have a poor connection due to a backed-out terminal or the wire being pulled too tight.
• 10173727Mar 30, 2020Engine, Electrical system, Transmission and drivetrain. This Preliminary information communicates a possible BCM concern if DTC P0747 sets during engine cranking when the transmission is in park.
• 10173726Mar 27, 2020Engine, Equipment, Transmission and drivetrain. This Preliminary information communicates a possible BCM concern if DTC P0747 sets during engine cranking when the transmission is in park.
• 10173725Mar 27, 2020Equipment. This Preliminary information communicates a work around when only 11 digit PUN (Part Unique Number) is seen on Service Solenoid Body Assembly.
• 10173723Mar 27, 2020Equipment, Electrical system, Forward collision avoidance. This Preliminary information communicates that a vehicle may come to the dealer with a "service front camera" message. The technician is instructed to use the data bus tool to determine if the front view camera module and active safety module are both communicating on the low speed bus. If the technician determines that one of the modules is not communicating on low speed the tech is instructed of areas to inspect…
• 10174279Mar 26, 2020Suspension, Equipment. This technical bulletin provides a procedure to modify the rear suspension rebound pin and reinstall to correct a condition of Squeak/Creak Noise from Rear Suspension.
• 10174293Mar 23, 2020Equipment, Forward collision avoidance. This technical bulletin provides repair information to correct a customer concern of Loss of Brake Assist, Various Messages Displayed in DIC, Brake Pedal Travel and Apply May Feel Different, DTC C0024 Set.
• 10174302Mar 20, 2020Equipment. This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.
• 10174291Mar 20, 2020Brakes, Equipment. This technical bulletin provides repair information to correct a customer concern of the Service Engine Soon Lamp illuminated and/or Service Power Brake Assist message displayed, with DTCs P0557 or P0558 Stored.
• 10174290Mar 19, 2020Electrical system, Equipment. This technical bulletin provides repair information to correct a customer concern of Instrument Cluster Driver Information Center Defaults to Settings or Units Page at Start.
• 10174303Mar 18, 2020Equipment. This warranty administration bulletin provides policy information for courtesy transportation and roadside assistance programs.

← All problems reported for the 2020 GMC Acadia