2024 GMC Sierra 2500 Transmission & Powertrain Problems
NHTSA lists 27 transmission and powertrain complaints for the 2024 GMC Sierra 2500, 25% of its 106 total complaints. Median mileage at failure is 50,000, and no related recall is on file for this problem area.
- Transmission & Powertrain complaints
- 27
- 25% of 106
- Crashes reported
- 0
- Fires reported
- 0
- Injuries reported
- 0
- Median mileage
- 50,000 mi
- Related recalls
- 0
Typical transmission symptoms owners report
- Vehicle enters limp mode with the check engine light on, then loses the ability to accelerate above a reduced speed.
- Transmission and transfer case fluid leaks onto the ground, sometimes paired with hesitation before shifting.
- Transmission shifts violently or downshifts unexpectedly at highway speed, accompanied by a loud clunking or banging noise.
- Owners report the transmission slamming into gear or briefly locking up, cutting speed down suddenly while towing or driving on an incline.
- Diagnostic trouble codes such as P0700, P0747, and P0777 appear along with reduced engine power and a dealer diagnosis pointing to the valve body assembly.
When 2024 GMC Sierra 2500 transmission complaints were filed
First complaint Jun 18, 2023, latest Sep 16, 2026.
Transmission & Powertrain recalls for the 2024 GMC Sierra 2500
No safety recalls on record for this model year.
Transmission & Powertrain complaints by Sierra 2500 model year
Raw complaint counts per model year; newer years have had less time to accumulate complaints.
Frequently asked questions
- How many transmission complaints does the 2024 GMC Sierra 2500 have?
- NHTSA lists 27 transmission and powertrain complaints for the 2024 Sierra 2500, which is 25% of the 106 total complaints filed for that model year.
- Is there a transmission recall for the 2024 GMC Sierra 2500?
- No. The JSON data shows no related recalls listed for the transmission and powertrain problem area on the 2024 Sierra 2500.
- At what mileage do transmission problems show up on the 2024 Sierra 2500?
- The median mileage at failure reported to NHTSA for this problem area is 50,000 miles.
- Have any transmission failures caused crashes or injuries on the 2024 Sierra 2500?
- The data shows 0 crashes, 0 fires, and 0 injuries linked to the 27 transmission and powertrain complaints for this year.
- What kind of transmission problems do 2024 Sierra 2500 owners report?
- Owners describe limp mode activation, transmission and transfer case fluid leaks, violent or unexpected downshifts, sudden loss of power, and valve body-related diagnostic codes like P0700, P0747, and P0777.