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2021 GMC Sierra 1500
Problems & Complaints
Worst 2021 GMC Sierra 1500 Problems by Category
Click on a category below for details. Help?
- engine problems
- seat belts / air bags problems
- windows / windshield problems
- electrical problems
- steering problems
- drivetrain problems
- brakes problems
- fuel system problems
- body / paint problems
- suspension problems
- interior accessories problems
- exterior accessories problems
- cooling system problems
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Compare GMC Sierra 1500 Model Years
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Check out our GMC Sierra 1500 overview to see the most problematic years, worst problems and most recently reported complaints with the Sierra 1500.
Worst 2021 GMC Sierra 1500 Problems
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#1: Engine Light On, Truck Wont Start 2021 Sierra 1500
- Average Cost to Fix:
- N/A
- Average Mileage:
- 0 mi
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#2: Engine Light On Truck - Won't Start 2021 Sierra 1500
- Average Cost to Fix:
- N/A
- Average Mileage:
- 1,000 mi
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#3: Airbag And SRS Service Lights On 2021 Sierra 1500
- Average Cost to Fix:
- N/A
- Average Mileage:
- 1,000 mi