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Other or unknownPart report

2024 GMC Sierra 3500 Other or unknown Problems

Complaints
7about this part
Share
14%of 51 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 7 complaints about the other or unknown of the 2024 GMC Sierra 3500, 14% of the 51 complaints for this model year. 1 a fire, 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.

“Vehicle caught fire minutes after remote starting. Fire appears to have started on firewall on the left side. We were about to take our kids to school vehicle could have easily caught our house and other property on fire. We did have the check engine light come on occasionally but it would always turn back off, vehicle only had about 12000 miles. Also none of the outlets inside the vehicle never worked.”

NHTSA complaint #11580555, filed 2024-04

“Breaks and/or drive train. It is available for inspection. 1) Breaks sink causing slowed break time and decreased breaking ability. If the breaks are pumped , more often than not, they will come back up to full pedal. However, in an emergency breaking situation, there is not time to pump the breaks. I was nearly in an accident recently when the break pedal would not stop the truck in time, due to the soft break pedal. I literally had to steer to the shoulder of the road. …”

NHTSA complaint #11630713, filed 2024-12

“I am reporting a recurring potential safety defect involving the front fender liners on my 2024 GMC Sierra 3500. The vehicle currently has approximately 10,000 miles. During that time, at least five front fender liners have been replaced across both sides of the vehicle for the same recurring problem. During highway driving, the front fender liners appear to lose their intended shape and rigidity. Portions of the liner deform or move inward and make physical contact with the rotating front tires. The condition has continued to recur despite multiple replacement liners being installed. …”

NHTSA complaint #11766335, filed 2026-09

“Front wheel well liners keep falling out of place like they are melting. happens when towing and engine gets hotter than normal. Trailer is well below limit for vehicle. Liners fall onto the tire while in motion. This is the 4th time this issue has happened to my vehicle. Dealer replaces them and says it happens all the time.”

NHTSA complaint #11687412, filed 2025-09

Related service bulletins

Other or unknown: other model years

YearComplaintsShare of year
2025212%
2024714%
2023311%
2022516%
2021315%
2020612%
2019215%
2017215%
2015310%
201317%
2012222%
2011210%
200814%
200215%
200014%

Other parts of the 2024 GMC Sierra 3500

Electrical system
16 complaints
Transmission and drivetrain
13 complaints
Brakes
11 complaints
Engine
8 complaints
Fuel system
5 complaints
Steering
5 complaints
Body and structure
4 complaints
Latches, locks and linkages
2 complaints
Vehicle speed control
2 complaints
Wheels
2 complaints
Air bags
1 complaints
Back-over prevention (rear camera)
1 complaints

← All problems reported for the 2024 GMC Sierra 3500

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