Yukon/Denali 2WD V8-5.3L VIN Z Flex Fuel (2005)
5. Using a screwdriver to release the locking tabs, remove the wiring harness from the fuel sender assembly.
INSTALLATION PROCEDURE
1. Using spray cleaner GM P/N 12377981 (Canadian P/N 10953463) or equivalent, clean the wiring harness O-ring seal surface of the fuel sender.
2. Install the fuel level sender.
