Two problems related to tank assembly have been reported for the 1999 Chevrolet Tahoe. The most recently reported issues are listed below.
The gas tank rusts out around where the fuel pump is attached to the gas tank due to lack of drainage and precipitating the failure of the fuel pump. Just in my circle of friends who own Chevrolets all have had the same incident happen. Poor design by manufacturer. Fuel could also leak from this type of failure.
Consumer states that the fuel tank leaks at the top of the tank. Mr.