- January 26: Shift to Park Lawsuit Transferred to Tennessee news | 10 days ago
- January 19: GM 6L90 Transmission Failures Seem to Be Over investigations | 17 days ago
- January 18: GM L87 Engine Failures Investigated in Nearly 877,000 Vehicles investigations | 18 days ago
- December 19: GM Transmission Class Action Lawsuit Update: Appeals Court Ruling news | 48 days ago
- December 3: GM Truck Tailgate Recall Involves 150,000 HD Trucks recalls | 64 days ago
8.0
pretty bad- Typical Repair Cost:
- $1,500
- Average Mileage:
- 68,000 miles
- Total Complaints:
- 1 complaints
Most Common Solutions:
- replace fuel pump and fuel pump modulator (1 reports)
fuel system problem
Helpful websites
- No one has added a helpful site for this 2018 Sierra 3500 problem yet. Be the first!
A D V E R T I S E M E N T S
I have never had a diesel truck and we have owned many Ford and Dodge need a replacement at 68,000 miles. So disappointing for a GMC truck and this is the first GMC diesel I have purchased probably will not ever purchase another GMC.
- Julie B., New Port Richey, US