2018 GMC Acadia Technical Service Bulletins

1,071 technical service bulletins (TSBs) are on record for the 2018 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.

• 10160682Apr 23, 2019Visibility (wipers, defrost, mirrors). This Preliminary Information communication advises the technician the steps on diagnosing the concern. Customer's sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks.
• 10160669Apr 15, 2019Exterior lighting. This Preliminary information communicates information for Intellibeam headlamp inoperative and to inspect the low speed data line.
• 10160118Apr 12, 2019Transmission and drivetrain. This technical bulletin provides repair information to correct a customer concern of message displaying shift to park when in park.
• 10160643Apr 8, 2019Electrical system, Seats, Visibility (wipers, defrost, mirrors). This Preliminary information communicates an Intermittent No Crank, No Start, or Reduced Power loss of data multiple U codes or Intermittent Power Door Locks inoperative, unwanted seat or mirror movement. Inspect harness for chaffed by the I-shaft at the base of the steering column. If chaffed, repair damaged wires and zip tie the harness away from the I-shaft. Also Inspect the HVAC drain hose is properly routed…
• 10160633Apr 2, 2019Engine, Electrical system. This Preliminary Information communication provides information to the technician about a no start or another concern after swapping an Engine Control Module or other modules from one vehicle to another. The Global Architecture electrical system associated with these vehicles does not allow controller swaps between vehicles.
• 10160133Apr 2, 2019Equipment, Transmission and drivetrain. This informational bulletin provides normal operating characteristics and diagnostic information on Manual transmissions.
• 10160135Apr 1, 2019Equipment. This informational bulletin provides information on proper use of floor mats.
• 10160132Apr 1, 2019Electrical system. This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
• 10160110Apr 1, 2019Equipment, Electrical system. This informational bulletin provides a procedure to install washers when replacing the video processing module due to water intrusion.
• 10158864Mar 26, 2019Equipment. This warranty administration bulletin provides information on Dealer Empowerment Labor Operations and Customer Enthusiasm.
• 10158786Mar 26, 2019Brakes. This technical bulletin provides a procedure to apply grease to the shims on the front brake pads to correct a condition of Squeal Noise Originating from Front Brakes During Brake Apply.
• 10158859Mar 25, 2019Equipment. This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.
• 10158855Mar 25, 2019Equipment. This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in higher CSi scores.
• 10158867Mar 22, 2019Equipment. This informational bulletin provides information on proper use of floor mats.
• 10158861Mar 22, 2019Equipment, Electrical system. This informational bulletin provides information for the IPC odometer programming method quick reference guide.
• 10158857Mar 22, 2019Equipment. This informational bulletin provides information for the dealer technician to gather as much information to help aid Engineers by completely filling out requested reports.
• 10158870Mar 20, 2019Engine cooling, Equipment. This engineering information PI ends the need for information from the field on a oil leak from the oil pan.
• 10156939Mar 19, 2019Equipment. This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
• 10158812Mar 18, 2019Electrical system. This Technical bulletin provides information on updated software for the side object sensor module to address a Service Side Detection Message in DIC and DTC U0155.
• 10158871Mar 15, 2019Equipment, Engine cooling. This engineering information PI ends the need for information from the field on a oil leak from the oil pan.
• 10158863Mar 15, 2019Equipment, Electrical system. This bulletin provides information for electrical ground repairs using new replacement fasteners with "conductive finish".
• 10158868Mar 14, 2019Engine cooling, Equipment. This engineering information PI ends the need for information from the field for areas to look for oil leak.
• 10158862Mar 14, 2019Electrical system, Equipment. 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.
• 10158822Mar 13, 2019Equipment, Electrical system. This technical bulletin provides repair information to correct a customer concern of an intermittent blank or flickering driver information center (DIC).
• 10156929Mar 13, 2019Equipment. This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
• 10158865Mar 11, 2019Electrical system, Equipment. This bulletin provides information on the Transport Mode On Message Being Displayed in the Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the Transport Mode message ON and OFF.
• 10158828Mar 11, 2019Transmission and drivetrain. This technical bulletin provides a procedure to replace the upper and lower valve body housings to correct the customer concern of launch shudder.
• 10156916Mar 8, 2019Equipment. This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
• 10158858Mar 7, 2019Fuel system, Equipment. This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
• 10158838Mar 1, 2019Engine. This informational bulletin provides information on a normal engine operating condition for faster emission warm up time.
• 10154638Feb 28, 2019Transmission and drivetrain. This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns.
• 10155073Feb 26, 2019Equipment. This informational bulletin provides the dealer with information on what to do when requesting a new key code for the customer.
• 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.
• 10154304Feb 18, 2019Electrical system, Steering. This Preliminary information communicates an Intermittent No Crank, No Start, or Reduced Power loss of data multiple U codes or Intermittent Power Door Locks inoperative, unwanted seat or mirror movement. Inspect harness for chaffed by the I-shaft at the base of the steering column. If chaffed, repair damaged wires and zip tie the harness away from the I-shaft. Also Inspect the HVAC drain hose is properly routed…
• 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.
• 10154632Feb 14, 2019Suspension. This technical bulletin provides repair information to correct a dealership technician concern of bent rear shock locator pin(s) noticed during rear shock absorber replacement.
• 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.
• 10158777Feb 12, 2019Fuel system. This technical bulletin provides a procedure to test the fuel level sensors to validate if the cause of the customers concerns and to replace the pump if validated the pump has failed.
• 10158165Feb 12, 2019Fuel system, Engine, Electrical system. This technical bulletin provides a procedure to test the fuel level sensors to validate if the cause of the customers concerns and to replace the pump if validated the pump has failed.
• 10156901Feb 12, 2019Fuel system. This technical bulletin provides a procedure to test the fuel level sensors to validate if the cause of the customers concerns and to replace the pump if validated the pump has failed.
• 10155589Feb 12, 2019Fuel system. This technical bulletin provides a procedure to test the fuel level sensors to validate if the cause of the customers concerns and to replace the pump if validated the pump has failed.
• 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.
• 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.
• 10154535Feb 7, 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.
• 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.

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