RAM 1500 Van V8-5.2L VIN Y (1999)
Fuel Filler Cap: Service and Repair
REMOVAL AND INSTALLATION
If replacement of the fuel tank filler tube cap is necessary, it must be replaced with an identical cap to be sure of correct system operation.
CAUTION: Remove the fuel tank filler tube cap to relieve fuel tank pressure. The cap must be removed prior to disconnecting any fuel system
component or before draining the fuel tank.