Avalanche 4WD V8-5.3L (2011)
Coupler/Service and Repair/Plastic Collar Quick Connect Fitting Service.
13. Connect the chassis fuel feed pipe (2) quick connect fitting to the fuel rail. Refer to Metal Collar Quick Connect Fitting Service See: Fuel Line
Coupler/Service and Repair/Metal Collar Quick Connect Fitting Service.
14. Install the PCV hose.
15. Gather the branches of the engine wiring harness and position over the top of the engine.