Limp Mode, Check Engine Light
2020 GMC Sierra 1500
This problem may be covered under warranty. Ask your GMC dealer.
8.0
pretty bad- Typical Repair Cost:
- No data
- Average Mileage:
- 2,300 miles
- Total Complaints:
- 1 complaints
exhaust system problem
Helpful websites
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A D V E R T I S E M E N T S
45 days in repair shop for same emissions and exhaust issues. It's a lemon! Gmc has been horrible for the consumer. Ruined me as a customer for life if they don't replace the truck.
- Charles S., St James City, US