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EnginePart report

2002 GMC Sierra 3500 Engine Problems

Complaints
1about this part
Share
5%of 20 total for the year
Median mileage
120,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 1 complaints about the engine of the 2002 GMC Sierra 3500, 5% of the 20 complaints for this model year. Where a mileage was given, the median is 120,000 miles.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“The contact owns a 2002 Gmc SIERRA 3500. While operating the vehicle, the odor of fuel was noticeable inside the cabin. Upon inspection, the contact discovered fuel had leaked from the vehicle onto the ground. The vehicle was taken to an independent mechanic who diagnosed that the fuel injectors needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure. The VIN was not available. The failure mileage was 120,000.”

NHTSA complaint #10860980, filed 2016-04, 120,000 miles

Related service bulletins

Engine: other model years

YearComplaintsShare of year
2025212%
2024816%
2023311%
202239%
2021315%
2020612%
2019215%
201817%
2017215%
2016526%
2015413%
2014114%
2013214%
2012333%
201115%
200814%
2007213%
200514%
200215%
200126%

Other parts of the 2002 GMC Sierra 3500

Brakes
9 complaints
Fuel system
6 complaints
Suspension
3 complaints
Air bags
2 complaints
Tires
2 complaints
Engine cooling
1 complaints
Other or unknown
1 complaints
Vehicle speed control
1 complaints
Visibility (wipers, defrost, mirrors)
1 complaints

← All problems reported for the 2002 GMC Sierra 3500

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology