Gmc SIERRA HD problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
6 owner complaints analyzed
5 distinct recall campaigns
2,700 mi median reported failure mileage
Scope: 2015 to 2025 model years. Data snapshot: . 4 complaints include usable failure mileage.
This selection has limited data. It remains available for lookup but is excluded from search indexing.
Most common problems
Power Train is the most frequently named component, appearing in 2 of 6 complaints (33.3%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Transmission and shifting | 1 | 16.7% |
| Engine operation | 1 | 16.7% |
| Braking behavior | 1 | 16.7% |
| Steering behavior | 1 | 16.7% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Power Train | 2 |
| Air Bags | 1 |
| Exterior Lighting | 1 |
| Service Brakes | 1 |
| Steering | 1 |
| Tires | 1 |
Power Train: 2; Air Bags: 1; Exterior Lighting: 1; Service Brakes: 1; Steering: 1; Tires: 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 4 |
| 25,000 to 49,999 | 0 |
| 50,000 to 74,999 | 0 |
| 75,000 to 99,999 | 0 |
| 100,000 to 149,999 | 0 |
| 150,000 and above | 0 |
Under 25,000: 4; 25,000 to 49,999: 0; 50,000 to 74,999: 0; 75,000 to 99,999: 0; 100,000 to 149,999: 0; 150,000 and above: 0
Under 25,000 miles has the most reports with usable mileage (4). 2 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2014 | 2 |
| 2015 | 2 |
| 2016 | 1 |
| 2025 | 1 |
2014: 2; 2015: 2; 2016: 1; 2025: 1
Pattern summary
Power Train leads the component reports. Transmission and shifting appears in 1 complaint narratives. Engine operation appears in 1 complaint narratives. Braking behavior appears in 1 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 11703871 · 2025-12-09 (December 9, 2025)
The 2025 GMC Sierra 2500 HD, equipped with the 10-speed "Allison" transmission, rough shifting,
Owner-reported narrative. Look up ODI 11703871 at NHTSA ↗
Owner report 10611408 · 2014-07-18 (July 18, 2014)
WHILE DRIVING, THE POWER STEERING HOSE CAME OFF CAUSING A SUDDEN LOSE OF FLUID RESULTING IN LOSS OF POWER STEERING AND POWER BRAKES. ALTHOUGH A RECALL/BULLETIN WAS TO BE ISSUED ON THIS PER THE DEALER (I CAN NOT FIND EVIDENCE OF A RECALL FOR THIS), MY VEHICLE WAS BUILT AFTER THE INCIDENT WAS RECOGNIZED AND THOUGHT TO BE CORRECTED. SUDDEN LOSE OF POWER STEERING AND POWER BRAKES IN A VEHICLE THIS SIZE WHILE PULLING A LARGE TRAILER COULD HAVE BEEN DISASTROUS. *TR
Owner-reported narrative. 1,900 miles reported. Look up ODI 10611408 at NHTSA ↗
Recalls by model year
All campaigns in the snapshot affecting each model year, including recalls announced years later.
Recall campaigns
Shared campaigns appear once in each affected model year.
| Category | Count |
|---|---|
| 2015 | 5 |
| 2025 | 0 |
2015: 5; 2025: 0