2025 GMC Sierra 1500 Transmission & Powertrain Problems
NHTSA lists 25 Transmission & Powertrain complaints for the 2025 GMC Sierra 1500, 22% of all 116 complaints filed for the year. Median mileage at failure is 17,000 miles, one crash was reported, and there is no related recall on file.
- Transmission & Powertrain complaints
- 25
- 22% of 116
- Crashes reported
- 1
- Fires reported
- 0
- Injuries reported
- 0
- Median mileage
- 17,000 mi
- Related recalls
- 0
Typical transmission symptoms owners report
- Owners report harsh or sudden transmission shifts on the highway followed by loss of acceleration and a shutdown-mode warning, sometimes with stiff steering and dashboard alerts.
- Some drivers describe intermittent shudder or vibration felt in the seat, steering wheel, and console between roughly 25 and 75 mph, likened to an unbalanced washing machine drum.
- One owner reported the truck shifting from Park into Reverse on its own while idling, leading to a low-speed crash.
- Another owner described the vehicle unexpectedly decelerating from 75 mph to 10 mph and stopping abruptly while cruise control was active.
- A driver reported the transmission trying to engage two gears at once during acceleration and deceleration, with dealers unable to duplicate the issue.
- One complaint noted the truck failing to shift into park automatically when the door was opened, causing the vehicle to roll forward.
When 2025 GMC Sierra 1500 transmission complaints were filed
First complaint Jan 14, 2025, latest Sep 17, 2026.
Transmission & Powertrain recalls for the 2025 GMC Sierra 1500
No safety recalls on record for this model year.
Transmission & Powertrain complaints by Sierra 1500 model year
Raw complaint counts per model year; newer years have had less time to accumulate complaints.
Frequently asked questions
- How many 2025 GMC Sierra 1500 owners have complained about transmission problems?
- NHTSA has logged 25 Transmission & Powertrain complaints for the 2025 Sierra 1500, which is 22% of the 116 total complaints filed for the model year.
- Is there a recall for the 2025 GMC Sierra 1500 transmission?
- No. NHTSA lists no related recalls for this problem area on the 2025 Sierra 1500.
- At what mileage do transmission problems tend to show up?
- The median mileage at failure among these complaints is 17,000 miles.
- Are the transmission issues dangerous?
- NHTSA data shows one crash and no fires or injuries tied to these complaints, though several owners described sudden loss of acceleration or unexpected gear changes at highway speed.