2026 GMC Acadia technical service bulletins
167 technical service bulletins and manufacturer communications cover the 2026 GMC Acadia.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- Unknown or other
- Unknown or other
- If a vehicle has an when attempting to perform a vehicle dynamic sensor learn, the scan tool may display a...
- This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a...
- A customer may complain of a vibration under acceleration
- Unknown or other
- Unknown or other
- • More reliable power liftgate operation after the vehicle has been parked • Improves all-wheel-drive...
- Unknown or other
- This PI communicates the possibility of dtc U11E2 setting as current or history due to poor connection at...
- Unknown or other
- Unknown or other
- Unknown or other
- This PI provides Diagnostics tips on how the LIN bus works and how to diagnosis it.
- A dealer is advised to perform no repairs if U3000 SYM 92 is found
- If a vehicle has an issue with super cruise inoperative tech is directed to follow a diagnostic path...
- Unknown or other
- Unknown or other
- A customer may complain of a vibration under heavy acceleration or turning
- Unknown or other
- Unknown or other
- Unknown or other
- Unknown or other
- This document assists dealer technician's with diagnosing a MIL P0299.
- This PI states that if SDGM DTC P0604/P0607 is set and no other SDGM DTCs are present, clear DTCs and...
- This PI advise dealers If U3000 is present, follow the correct service doc by Symptom Byte before...
- Unknown or other
- PI to help diagnose A/C concern
- Condition where coolant leaks from the radiator hose quick connect at the radiator inlet
- • Improvements to system responsiveness • Improvements to camera image clarity • Fixes to prevent blank...
- Unknown or other
- Unknown or other
- • Fixes to help prevent loss of functionality for connectivity features such as OnStar, Wi-Fi, Navigation,...
- Fog lamp control may be missing from radio display after a BCM update
- Condition in which the Telematic Control Module may enter an unrecoverable state
- Unknown or other
- Unknown or other
- Pi created to provide GM dealers with information on gathering information for projection issue
- The document makes technicians aware of a valvetrain tick noise that is created by one or more soft...
- • Improvements to the availability of driver assistance features.
- A vehicle may have a service all wheel drive message
- Condition in which the Telematic Control Module may enter an unrecoverable state
- Unknown or other
- Unknown or other
- Unknown or other
- A vehicle may have a service all wheel drive message
- Unknown or other
- Service Update
- • Fixes to help ensure proper functionality for heating and cooling features
- Unknown or other
- A vehicle may have a service driver assist message and the technician cannot get the Long Range Radar...
- Unknown or other
- Unknown or other
- A vehicle may come in with a dead battery
- Service Update
- Service Update
- The document makes technicians aware of a valvetrain tick noise that is created by one or more soft lifters
- Unknown or other
- • Fixes to keep selected settings for Super Cruise
- • Improvements to the performance of Automatic Emergency Braking and Adaptive Cruise Control braking
- Unknown or other
- Unknown or other
- This P/I is advising that the TCM should not be replaced for DTC P16F4 and to follow the repair instructions.
- This PI provides diagnostics tips to dealership techs when trying to diagnose a CAN Bus communication...
- Unknown or other
- This P/I is advising that the TCM should not be replaced for DTC P16F4 and to request FSE assistance for a...
- Unknown or other
- This PI advised dealer technicians of possible causes of diesel fuel contamination in gasoline powered...
- Unknown or other
- This PI communicates information that the Collision / Detection Systems will revert to default setting of...
- Unknown or other
- A vehicle may come in with a dead battery
- Unknown or other
- This technical bulletin provides repair information to correct a customer concern of DTC C1171 C1172 C1173...
- The Driver Information Center may display a message of Transport Mode On after the ignition is cycled.
- This information provides software update information for the K73 Telematics module to correct the...
- Unknown or other
- New Vehicle Monitoring Programs Section in IVH
- Unknown or other
- Diagnostic Guidance for U3000-97 Long Range Radar Blocked
- Unknown or other
- Unknown or other
- Service Update
- Service Update
- This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.
- Unknown or other
- Unknown or other
- Unknown or other
- This service bulletin provides information on Tire Sidewall Irregularities.
- This service bulletin provides information for the technicians to use a Customer Concern Verification...
- This service bulletin provides information to dealership personnel for new vehicles with less than 1,000...
- This warranty administration bulletin provides information for dealers/technicians on System Reset and...
- This warranty administration bulletin provides policy information on vehicles outside of a California...
- This warranty administration bulletin provides policy information for GM courtesy transportation and...
- This service bulletin provides information on the proper Reflective High Temperature Heat and/or...
- The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential...
- This informational bulletin instructs the tech when fuel/fluid is needed to be tested and where it can be...
VIN decoder
See the problems and recalls for an exact car
Buying a used 2026 GMC Acadia?
Check the exact car before you pay: accidents, salvage or flood titles, odometer readings and previous owners.
Check its history