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2011 GMC Sierra 2500 problems: engine and transmission complaints and recalls

NO ELEVATED SIGNAL
33%
25 of 76 relevant owner complaints are about the engine, transmission or fuel system

No elevated drivetrain complaint concentration in the available NHTSA records for the 2011 GMC Sierra 2500. Engine, transmission and fuel system account for 33% of relevant complaints.

Better than 65% of the 1,789 model years we track (2010–2023).

Excludes 30 airbag, lighting and seat-belt recall complaints that would otherwise mask the signal (unadjusted: 24%).

NHTSA data checked October 3, 2026
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Does the 2011 GMC Sierra 2500 have engine or transmission problems?

Not as a pattern, going by owner complaints. 25 of 76 relevant complaints filed with NHTSA about the 2011 GMC Sierra 2500 concern the engine, transmission or fuel system (33%). For comparison, the 2010 scores 11% and the 2012 scores 38%. This describes the model year, not any one car: a well-maintained or already-repaired example can be fine, and a clean model year can still have a bad car in it.

Drivetrain complaints
25
engine, transmission, fuel
Total complaints
106
this model year
Fires reported
1
owner-reported
Recall campaigns
4
2 crashes · 2 injuries

Complaints by component

AIR BAGS30 · 28%
UNKNOWN OR OTHER19 · 18%
STRUCTURE19 · 18%
ELECTRICAL SYSTEM12 · 11%
POWER TRAIN12 · 11%
ENGINE12 · 11%

The years either side

2010
11%
5 of 59
2011
33%
25 of 106
2012
38%
18 of 60
2013
34%
24 of 85
2014
40%
23 of 131
2015
38%
31 of 147
2016
28%
16 of 65
2017
46%
41 of 98
2018
40%
12 of 35
2019
38%
11 of 32
2020
47%
35 of 76
2021
48%
19 of 51
2022
30%
12 of 43
2023
66%
21 of 32

Manufacturers fix things mid-generation. A bad year next to a clean one is common; the fix usually arrived in between.

What owners reported

FUEL SYSTEM, DIESEL,ENGINE03/28/20131 INJURED
I OWN A 2011 GMC SIERRA 3500 6.6 DURAMAX DIESEL TRUCK. WHEN THE TRUCK IS "REGEN-ING" THE "DPF", RAW FUEL LEAKS FROM AN EXHAUST COUPLING LOCATED AT THE TURBO AND DOWN-PIPE SATURATING THE HOT EXHAUST PIPE WITH FUEL. WHEN YOU COME TO A STOP WHILE IT IS IN THIS REGEN MODE WHITE SMOKE BOILS OUT FROM UNDER THE HOOD AND ENTER…
POWER TRAIN,ELECTRICAL SYSTEM,VEHICLE SPEED CONT09/16/2023
On or about [XXX], the Transmission Control Module, FAILED, on my 2011GMC Denali 2500 6.6 diesel. It was a KNOWN faulty part .General Motors was aware of the issue years ago. This part should have been deemed a Safety Recall item. Imagine, pulling a trailer down a busy Freeway, with Semi's presence. Module goes out, tr…
POWER TRAIN09/04/2023
When vehicle is warm and shut off, upon restart it will not go in to any gear, there was no warning lamps. An independent repair facility determined the Transmission Control Module was defective. General Motors has no parts available, and I know fro a fact it is a rather large issue.

Three of 25 drivetrain complaints. The full report shows more, with quotes about the engine in the car you are looking at first.

Recall campaigns on the 2011 GMC Sierra 2500 (4)

AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE
General Motors, LLC (GM) is recalling certain 2014 Cadillac Escalade, Escalade ESV, Chevrolet Silverado 2500, Silverado 3500, Suburban, Tahoe, GMC Sierra 2500, Sierra 350…
AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE
General Motors, LLC (GM) is recalling certain 2007-2011 Cadillac Escalade, Escalade ESV, Escalade EXT, Chevrolet Avalanche, Silverado 1500, Suburban, Tahoe, GMC Sierra 15…
EQUIPMENT
General Motors LLC (GM) is recalling certain 2009-2014 Chevrolet Silverado HD and GMC Sierra HD, 2009 GMC Topkick 5000, 6000, 7000 and 8000 Series and Isuzu F Series, and…

This does not say whether a particular car has an open, unrepaired recall. That depends on the VIN.

Before you buy a 2011 GMC Sierra 2500

Questions people ask about the 2011 GMC Sierra 2500

Does the 2011 GMC Sierra 2500 have engine or transmission problems?

Not as a pattern, going by owner complaints. 25 of 76 relevant complaints filed with NHTSA about the 2011 GMC Sierra 2500 concern the engine, transmission or fuel system (33%). It describes the model year, not any one car, so an inspection still matters.

Are there engine or transmission recalls on the 2011 GMC Sierra 2500?

NHTSA lists 4 recall campaigns on the 2011 GMC Sierra 2500. Whether a specific car still has one open depends on its VIN.

Which GMC Sierra 2500 years are better?

Among the GMC Sierra 2500 years we track, the 2010 (11%), the 2016 (28%) and the 2022 (30%) have a lower engine and transmission complaint share than the 2011 (33%). Manufacturers fix things mid-generation, so the year before or after can be a different car.

Should I buy a 2011 GMC Sierra 2500?

That depends on the car in front of you, not just the model year. The 2011 GMC Sierra 2500 shows no elevated engine or transmission pattern in owner complaints, which is a good starting point. It is still one car with its own history, so get an independent pre-purchase inspection and a vehicle history report before you commit.

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Experimental model-level information. This is not a vehicle inspection, vehicle-history report, financial advice or purchase recommendation. It describes patterns across a model year, not the condition of any individual vehicle.