Yukon XL 2500 2WD V8-8.1L VIN G (2004)
Fuel Filler Cap: Description and Operation
FUEL FILLER CAP
NOTE: If a fuel tank filler cap requires replacement, use only a fuel tank filler cap with the same features. Failure to use the correct fuel tank filler cap
can result in a serious malfunction of the fuel and EVAP system.
