2021 GMC Sierra Problems & Complaints
Real owner complaints and problems reported to the National Highway Traffic Safety Administration (NHTSA). View common issues by component.
VIN Decoder
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No Complaints Found
Great news! There are currently no owner complaints for the 2021 GMC Sierra in the NHTSA database.
Frequently Asked Questions
How many problems does the 2021 GMC Sierra have?
The 2021 GMC Sierra currently has 0 owner-reported complaints according to NHTSA database. These complaints are organized by component to help identify common issues.
What are the most common problems with 2021 GMC Sierra?
The most common problems reported for the 2021 GMC Sierra are organized by component above. Each component section shows owner-reported issues, crash reports, and fire incidents to help identify patterns and problem areas.
Where does this 2021 GMC Sierra problem data come from?
All problem and complaint data for the 2021 GMC Sierra comes directly from the National Highway Traffic Safety Administration (NHTSA) database. These are real complaints submitted by actual vehicle owners.