Two problems related to gasoline fuel system have been reported for the 2007 Buick Rainier. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2007 Buick Rainier based on all problems reported for the 2007 Rainier.
Fuel gauge acts erratic. Shows 3/4 full, then slowly drops to empty with low fuel alarm sounding. I know there is fuel in the vehicle. Fuel sensing unit is malfuncting.
My wife was stranded with no gas even though the gas gauge said 1/2 full - took to dealer and they said sender unit was bad, they said it was all too common on this vehicle.
| Tank Assembly problems | |
| Gasoline Fuel System problems |