2027 GMC Acadia TSBs
11 Technical Service Bulletins across 4 categories
Other
4 bulletinsThis preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements.
Read full bulletin
They should follow the notes mentioned prior to anything being replaced.
This PI provides Diagnostics tips on how the LIN bus works and how to diagnosis it.
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
This Preliminary information communicates to the technicians a diagnostic tip if a technician loses communication with...
Read full bulletin
the image processor #2 and how to restore communication
Engine
4 bulletinsThis Preliminary information communicates an issue with the virtual garage door opener not programming to a garage opener.
Read full bulletin
Engineering is working on a new module.
A customer may complain of a vibration under heavy acceleration or turning.
Read full bulletin
Dealer is advised that engineering is investigating the concern and no repairs should be performed at this time.
A customer may complain of a vibration under heavy acceleration or turning.
Read full bulletin
Dealer is advised that engineering is investigating the concern and no repairs should be performed at this time.
Onstar connectivity features may be inoperative.
Read full bulletin
Dealer is instructed how to reset the onstar module. Engineering is investigating a solution.
Software & Calibration
2 bulletinsThis Preliminary information communications information on a Short Range Radar software anomaly causing false / ghost...
Read full bulletin
left or right side object detection alerts.
This Preliminary information communications information on a Short Range Radar software anomaly causing false / ghost...
Read full bulletin
left or right side object detection alerts.
Infotainment
1 bulletinThis Preliminary information communicates to dealers a procedure to reset the radio.