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Other or unknownPart report

2025 GMC Sierra 2500 Other or unknown Problems

Complaints
6about this part
Share
21%of 28 total for the year
Median mileage
—not reported
Trend
Too newThis model year is less than 4 years old, so a trend is not meaningful yet.

NHTSA recorded 6 complaints about the other or unknown of the 2025 GMC Sierra 2500, 21% of the 28 complaints for this model year. 3 of these say a crash was involved, according to the filers.

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.

“A driver hit me in the side of the car at around 70 mph to where it bent the frame of the truck and the airbags did not deploy causing a major issue and my daughters head to hit the side window.no warning lamps and it’s currently at a body shop right now”

NHTSA complaint #11765436, filed 2026-09

“Had a minor wreck was to be two weeks to then it had to have a new frame they said it coun't be repair if a minor wreck can do this much damage there is a problem with subpar frames that any sudden stops or turns”

NHTSA complaint #11710058, filed 2026-01

“The truck is not even 2 weeks old and driving down the road at less than 50mph the sunroof exploded. Nothing fell on the sunroof and no other vehicles were near the truck at the time the sunroof busted.”

NHTSA complaint #11659885, filed 2025-05

“Component / System Failure The exhaust system, specifically the exhaust manifolds and previously the EGR system components, appear to have failed or malfunctioned, allowing exhaust gases to enter the passenger cabin. The dealer initially replaced the EGR cooler diverter on December 23, 2025. However, the condition persisted. On February 3, 2026, cracked exhaust manifolds were identified by the dealership, and a major front-end teardown was advised to complete the repair. The vehicle is currently available for inspection upon request. …”

NHTSA complaint #11717926, filed 2026-02

Related service bulletins

Other or unknown: other model years

YearComplaintsShare of year
202617%
2025621%
20241312%
202326%
2022613%
202136%
20201823%
201926%
2018514%
2017616%
2016712%
201589%
2014723%
20131430%
2012723%
2011914%
2010440%
200926%
2008914%
2007911%
200533%
200321%
200232%
200154%
200012%

Other parts of the 2025 GMC Sierra 2500

Brakes
7 complaints
Steering
7 complaints
Engine
4 complaints
Transmission and drivetrain
3 complaints
Air bags
2 complaints
Equipment
2 complaints
Exterior lighting
2 complaints
Body and structure
2 complaints
Suspension
2 complaints
Electrical system
1 complaints
Fuel system
1 complaints
Vehicle speed control
1 complaints

← All problems reported for the 2025 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