Avalanche 2500 4WD V8-8.1L VIN G (2003)
Important: Do not manually depress the retaining clip when installing the plastic cap.
10. Position (snap) the plastic cap onto the fitting. Do not manually depress the retaining ring when installing the plastic cap onto the quick connect
fitting.
11. Ensure that the plastic cap is fully seated against the fitting.
12. Ensure that no gap is present between the cap and the fitting.
13. Ensure that the yellow identification band on the tube is hidden within the quick connect fitting.