10.0

really awful
Typical Repair Cost:
No data
Average Mileage:
12,000 miles
Total Complaints:
1 complaints

Most Common Solutions:

  1. not sure (1 reports)
2012 GMC Sierra engine problems

engine problem

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2012 GMC Sierra Owner Comments

problem #1

May 282012

Sierra HD Denali 6.6L V8 Turbodiesel

  • Automatic transmission
  • 12,000 miles

A D V E R T I S E M E N T S

A brand new truck should not develop a fuel leak which causes smoke to billow into the cabin and make the driver and passengers sick!

- John P., Erie, CO, US

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