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Fuel systemPart report

2019 GMC Sierra 2500 Fuel system Problems

Complaints
6about this part
Share
19%of 32 total for the year
Median mileage
50,790miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 6 complaints about the fuel system of the 2019 GMC Sierra 2500, 19% of the 32 complaints for this model year. Where a mileage was given, the median is 50,790 miles. 1 recall campaign on record is filed under a similar system.

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 2019 GMC Sierra 2500. The contact stated while driving 10 MPH, the vehicle lost motive power and stalled and shut off independently. The vehicle was towed to a dealer and was diagnosed, and it was determined that the fuel pump control module needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure. The approximate failure mileage was 33,000.”

NHTSA complaint #11619152, filed 2024-10, 33,000 miles

“The connectors to the fuel pump have failed causing the truck to mechanically fail and not operate. This is a common problem per the diesel technician who diagnosed our truck and in his opinion should not be happening as often as it does. It’s specifically the cylinder 4 injector control circuit and diagnosis states the pins are corroded.”

NHTSA complaint #11507696, filed 2023-02

“The contact owns a 2019 GMC Sierra 2500. The contact stated that while her husband was driving 30 MPH and depressing the accelerator pedal, there was an abnormal sound coming from the front of the vehicle, and the vehicle lost power unexpectedly. The contact stated that her husband was able to pull over to the right side of the road while waiting for tow truck assistance. The vehicle was towed to the residence. The vehicle was not towed an independent mechanic or dealer to be diagnosed. The engine was replaced, and the vehicle was repaired. …”

NHTSA complaint #11695231, filed 2025-10, 143,000 miles

“The contact owned a 2019 GMC Sierra 2500. The contact stated that on several occasions while driving at undisclosed speeds, the vehicle lost motive power. There was no warning light illuminated. The vehicle was restarted; however, the failure recurred. The vehicle was taken to an independent mechanic, where it was diagnosed and determined that the rear fuel tank had failed and needed to be replaced. The vehicle was not repaired. The dealer was contacted. The vehicle was not diagnosed or repaired. The manufacturer was made aware of the failure. The approximate failure mileage was 65,580.”

NHTSA complaint #11717761, filed 2026-02, 68,580 miles

“The contact owns a 2019 GMC Sierra 2500. The contact stated while stationary at a traffic light, he started to smell diesel fumes inside the cabin of the vehicle. The contact stated no warning light was illuminated. The contact was able to drive to his residence and while inspecting the vehicle, he noticed a fuel leak located near the engine. The contact called the local dealer and made them aware of the failure. The vehicle was not diagnosed or repaired. The VIN was associated with NHTSA Campaign Number: 21V496000 (Equipment). The manufacturer had not been informed of the failure. …”

NHTSA complaint #11433049, filed 2021-09, 25,458 miles

Related recalls

Related service bulletins

Fuel system: other model years

YearComplaintsShare of year
202617%
202514%
202498%
202249%
202124%
202023%
2019619%
2018617%
201738%
20161220%
20151213%
2014310%
2013920%
2012516%
201135%
200926%
200846%
200734%
200623%
200533%
200486%
2003159%
2002129%
2001129%
200024%
199926%
1998213%
199717%

Other parts of the 2019 GMC Sierra 2500

Electrical system
9 complaints
Engine
6 complaints
Brakes
4 complaints
Engine cooling
2 complaints
Equipment
2 complaints
Exterior lighting
2 complaints
Other or unknown
2 complaints
Tires
2 complaints
Transmission and drivetrain
2 complaints
Electronic stability control
1 complaints
Seat belts
1 complaints
Visibility (wipers, defrost, mirrors)
1 complaints

← All problems reported for the 2019 GMC Sierra 2500

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 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