Sierra 1500 2WD V8-4.8L (2007)
8. Loosen the fuel tank fill pipe clamp (2) at the fuel tank.
9. Disconnect the fuel tank evaporative emission (EVAP) line quick connect fitting (1) from the fuel tank module.
10. Remove the fuel tank fill pipe.
11. Cap the opening on the fuel tank in order to prevent possible system contamination.
Installation Procedure
1. Remove the cap from the opening on the fuel tank.
2. Install the fuel tank fill pipe.
3. Connect the fuel tank EVAP line quick connect fitting (1) to the fuel tank module.
Notice: Refer to Fastener Notice.
4. Tighten the fuel tank fill pipe clamp (2) at the fuel tank.
Tighten the clamp to 2.5 N.m (22 lb in).
