2007 Gmc Sierra Classic: Reliability Data

Source: NHTSA — 27 complaints
27
Total Complaints
32,981mi
Median Mileage
SERVICE BRAKES
Top Issue
0
Crash Reports

When Do Complaints Happen?

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

18,000 25th Percentile
32,981 Median Mileage
57,191 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

SERVICE BRAKES
7
SERVICE BRAKES, HYDRAULIC
4
ELECTRICAL SYSTEM
3
POWER TRAIN
2
FUEL/PROPULSION SYSTEM
2
FUEL SYSTEM, GASOLINE
2
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS
2
STEERING
1
POWER TRAIN:DRIVELINE
1
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
1

Severity Assessment

0
Crashes
3
Fires
0
Injuries
0
Deaths

Sample Complaint Reports

"THE TRUCK AFTER 40 MILES STARTED SCREECHING FROM THE FRONT WHEN GOING AROUND CORNERS,AND WAS REPORTED TO THE DEALER SAM SWOPE, I WAS INFORMED THAT IT WAS NORMAL, ON THE WAY TO TOWN THE TRUCK STALLED AND WAS TOWED FOR REPAIR TURNS OUT THE COIL PLUG SHORTED OUT WIRES WERE REPLACED, NEXT DAY THE TRUCK ..."
"THE TRUCK AFTER 40 MILES STARTED SCREECHING FROM THE FRONT WHEN GOING AROUND CORNERS,AND WAS REPORTED TO THE DEALER SAM SWOPE, I WAS INFORMED THAT IT WAS NORMAL, ON THE WAY TO TOWN THE TRUCK STALLED AND WAS TOWED FOR REPAIR TURNS OUT THE COIL PLUG SHORTED OUT WIRES WERE REPLACED, NEXT DAY THE TRUCK ..."
"THE TRUCK AFTER 40 MILES STARTED SCREECHING FROM THE FRONT WHEN GOING AROUND CORNERS,AND WAS REPORTED TO THE DEALER SAM SWOPE, I WAS INFORMED THAT IT WAS NORMAL, ON THE WAY TO TOWN THE TRUCK STALLED AND WAS TOWED FOR REPAIR TURNS OUT THE COIL PLUG SHORTED OUT WIRES WERE REPLACED, NEXT DAY THE TRUCK ..."

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