One problem related to other fuel system has been reported for the 2013 GMC Sierra. The most recently reported issues are listed below.
Noticed back door open indicated on panel, stepped out with vehicle in drive at a stop, then once outside slipped and vehicle kept moving, had to jump back into vehicle and apply brake to put it into park, why doesn't vehicle shut down once off the seat? riding lawn mowers do!.
| Other Fuel System Tank Assembly problems | |
| Other Fuel System problems |