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EnginePart report

2011 GMC Sierra 3500 Engine Problems

Complaints
1about this part
Share
5%of 20 total for the year
Median mileage
106,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 1 complaints about the engine of the 2011 GMC Sierra 3500, 5% of the 20 complaints for this model year. Where a mileage was given, the median is 106,000 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 2011 GMC Sierra 3500. The contact stated while driving approximately 75 MPH, the vehicle lost motive power and stalled. The vehicle failed to accelerate, lost braking functionality and was difficult to steer before the failure. There were no warning lights illuminated. The vehicle was towed to the local dealer where it was diagnosed that the injection pump needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure however, no further assistance was provided. The approximate failure mileage was 106,000.”

NHTSA complaint #11437503, filed 2021-10, 106,000 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 2011 GMC Sierra 3500

Air bags
8 complaints
Electrical system
2 complaints
Fuel system
2 complaints
Other or unknown
2 complaints
Body and structure
2 complaints
Transmission and drivetrain
2 complaints
Wheels
2 complaints
Seat belts
1 complaints
Suspension
1 complaints
Visibility (wipers, defrost, mirrors)
1 complaints

← All problems reported for the 2011 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