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SeatsPart report

2015 GMC Sierra 3500 Seats Problems

Complaints
1about this part
Share
3%of 31 total for the year
Median mileage
9,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 1 complaints about the seats of the 2015 GMC Sierra 3500, 3% of the 31 complaints for this model year. Where a mileage was given, the median is 9,000 miles.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Related service bulletins

Seats: other model years

YearComplaintsShare of year
202213%
201513%
200014%
1999211%
1997110%

Other parts of the 2015 GMC Sierra 3500

Electrical system
6 complaints
Exterior lighting
6 complaints
Brakes
4 complaints
Engine
4 complaints
Air bags
3 complaints
Other or unknown
3 complaints
Steering
3 complaints
Fuel system
2 complaints
Vehicle speed control
2 complaints
Visibility (wipers, defrost, mirrors)
2 complaints
Electronic stability control
1 complaints
Engine cooling
1 complaints

← All problems reported for the 2015 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