TRANSMISSION HARSH 1-2 SHIFT WHEN IT IS UNDER LIGHT THROTTLE AND SOMETIME DOES NOT SHIFT OR MAKE NOSE. GMC DEALER ARE AWARE ABOUT THIS ISSUES ON ALL GM TRUCK MODEL OF 2015 TO 2017 WITH 8SPED TRANSMISSION SINCE APRIL 2017. I HAVE ATTACHED DOCUMENTS GIVEN BY DEALER.
2017 GMC Sierra
Owner reports · Recalls · Investigations
Similar to other model years
Owner complaints for the 2017 GMC Sierra do not stand out strongly from the model-year median of 53.
About this comparison →How this year compares
Owner complaints by model year
Compare all Sierra years →Counts vary with age, sales and reporting. They are not failure rates.
What owners reported most
All reported categories
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
53 reports with mileage · 8 unknown
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
- Power Train. Review the 23 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Service Brakes. Review the 19 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Electrical System. Review the 6 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
Power Train complaints
23 reportsVIBRATION 65+ MPH, FELT IN STEERING WHEEL AND SEAT. STEERING WHEELS QUIVERS AT 65+ MPH. TRUCK FEELS VERY UNSTABLE AT HIGHWAY SPEEDS. DEALER STATES IT'S NORMAL.
TL* THE CONTACT OWNS A 2017 GMC SIERRA. WHILE DRIVING APPROXIMATELY 5 MPH, THE VEHICLE FAILED TO SHIFT OUT OF GEAR AND THERE WAS A DELAY OF THREE TO FOUR SECONDS BEFORE SHIFTING INTO SECOND GEAR. THE FAILURE RECURRED EVERY MORNING. THE VEHICLE WAS TAKEN TO THE DEALER (JIM CAUSLEY, LOCATED AT 38111 GRATIOT AVE, CLINTON TOWNSHIP, …
Read full complaint
TL* THE CONTACT OWNS A 2017 GMC SIERRA. WHILE DRIVING APPROXIMATELY 5 MPH, THE VEHICLE FAILED TO SHIFT OUT OF GEAR AND THERE WAS A DELAY OF THREE TO FOUR SECONDS BEFORE SHIFTING INTO SECOND GEAR. THE FAILURE RECURRED EVERY MORNING. THE VEHICLE WAS TAKEN TO THE DEALER (JIM CAUSLEY, LOCATED AT 38111 GRATIOT AVE, CLINTON TOWNSHIP, MI 48036) WHERE IT WAS CONFIRMED THAT GM WAS AWARE OF THE ISSUE. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND INFORMED THE CONTACT THAT THERE WAS NO RECALL ON HIS VIN. NO FURTHER ASSISTANCE WAS OFFERED. THE APPROXIMATE FAILURE MILEAGE WAS 4,500. UPDATED 11/13/17 *BF *TR
Official recalls
0No recalls in this snapshot.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
0No exact-year investigations in this snapshot.
Illustration