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2020 GMC Sierra 2500
Problems & Complaints
Worst 2020 GMC Sierra 2500 Problems by Category
Click on a category below for details. Help?
- electrical problems
- windows / windshield problems
- engine problems
- brakes problems
- miscellaneous problems
- steering problems
- wheels / hubs problems
- seat belts / air bags problems
- drivetrain problems
- suspension problems
- fuel system problems
- lights problems
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Compare GMC Sierra 2500 Model Years
Curious how the 2020 Sierra 2500 compares to other years?
Check out our GMC Sierra 2500 overview to see the most problematic years, worst problems and most recently reported complaints with the Sierra 2500.
Worst 2020 GMC Sierra 2500 Problems
-
#1: Rear Sliding Window Leak 2020 Sierra 2500
- Average Cost to Fix:
- $1,300
- Average Mileage:
- 29,000 mi
-
#2: Inaccurate Outside Air Temp 2020 Sierra 2500
- Average Cost to Fix:
- N/A
- Average Mileage:
- 18,000 mi
-
#3: Battery Has Died Several Times 2020 Sierra 2500
- Average Cost to Fix:
- N/A
- Average Mileage:
- 14,000 mi