2007 Gmc Sierra 2500: Reliability Data

Source: NHTSA — 98 complaints
98
Total Complaints
70,000mi
Median Mileage
AIR BAGS
Top Issue
5
Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

43,438 25th Percentile
70,000 Median Mileage
85,000 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

AIR BAGS
49
UNKNOWN OR OTHER
8
SERVICE BRAKES, HYDRAULIC
4
STRUCTURE:BODY
4
ELECTRICAL SYSTEM
4
SEAT BELTS
3
STEERING
3
SUSPENSION
3
POWER TRAIN
2
SERVICE BRAKES
2

Severity Assessment

5
Crashes
1
Fires
9
Injuries
0
Deaths

Sample Complaint Reports

"TL*THE CONTACT OWNS A 2007 GMC SIERRA 2500. THE CONTACT STATED THAT THE VEHICLE'S COOLANT IS CONSTANTLY LOW. THE WARNING LIGHT INDICATED A LOW COOLANT LEVEL. THE DEALER DIAGNOSED THE CAUSE OF FAILURE AS THE O RING MISSING FROM THE FLY WHEEL HOUSING COOLANT. THE DEALER REPAIRED THE VEHICLE, HOWEV..."
"TL*THE CONTACT OWNS A 2007 GMC SIERRA 2500. THE CONTACT STATED THAT THE VEHICLE'S COOLANT IS CONSTANTLY LOW. THE WARNING LIGHT INDICATED A LOW COOLANT LEVEL. THE DEALER DIAGNOSED THE CAUSE OF FAILURE AS THE O RING MISSING FROM THE FLY WHEEL HOUSING COOLANT. THE DEALER REPAIRED THE VEHICLE, HOWEV..."
"TL*THE CONTACT OWNS A 2007 GMC SIERRA 2500. WHILE DRIVING 5 MPH, THE RECEIVER PART OF THE HITCH SEPARATED AND FELL TO THE GROUND WITH THE TRAILER ATTACHED. THE TRAILER HITCH HAS TO BE REPLACED. THE CURRENT MILEAGE IS 1,600 AND FAILURE MILEAGE WAS 1,400."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28