2003 Chevrolet Silverado 1500: Reliability Data

Source: NHTSA — 958 complaints
958
Total Complaints
82,000mi
Median Mileage
SERVICE BRAKES
Top Issue
33
Crash Reports

When Do Complaints Happen?

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

51,000 25th Percentile
82,000 Median Mileage
120,000 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

SERVICE BRAKES
273
ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
105
SERVICE BRAKES, HYDRAULIC
102
ELECTRICAL SYSTEM
85
STEERING
39
SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
27
VEHICLE SPEED CONTROL
26
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS
19
FUEL/PROPULSION SYSTEM
18
STRUCTURE:BODY
17

Severity Assessment

33
Crashes
8
Fires
21
Injuries
0
Deaths

Sample Complaint Reports

"DRIVETRAIN NOISE; RANGING FROM CLUNK TO METALLIC CLANK; PROBLEM HAS EXISTED SINCE NEW. 1-2 UPSHIFT CAUSES CLUNK AT DRIVER SIDE FRONT. (4 WHEEL DRIVE MODEL) AND CLANK IAT DIFFERENTIAL. SITUATIONS WITH VERY LIGHT THROTTLE (1-2 SHIFT) RESULT AT TIMES WITH IMPACT/CLANK (W/ VERY AUDIBLE METALLIC SOUND);S..."
"THE VEHICLE EXPERIENCED A PROBLEM WITH THE THROTTLE, AND NOT STARTING AT TIMES.*JB"
"THE VEHICLE EXPERIENCED A PROBLEM WITH THE THROTTLE, AND NOT STARTING AT TIMES.*JB"

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