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10.0
really awful- Typical Repair Cost:
- $3,000
- Average Mileage:
- 86,600 miles
- Total Complaints:
- 1 complaints
![2019 GMC Sierra 3500 fuel system problems](http://cdn.carcomplaints.com/img/v1/categories/fuel_system.png)
fuel system problem
Helpful websites
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A D V E R T I S E M E N T S
This truck had a 100000 mile warranty they didn't pay a dime.
- David C., Abilene, TX, US