Suburban 1/2 Ton 4WD V8-5.3L VIN Z Flex Fuel (2006)
Fuel Line Coupler: Service and Repair
Quick Connect Fitting(s) Service (Metal Collar)
QUICK CONNECT FITTING(S) SERVICE (METAL COLLAR)
TOOL REQUIRED
J 41769 Fuel Line Quick Disconnect Tool
REMOVAL PROCEDURE
1. Relieve the fuel system pressure. Refer to Fuel Pressure Relief Procedure.
2. Remove the retainer from the fuel line quick-connect fitting.
3. If equipped with the 5.3L (L59) engine, remove the retainers from the fuel feed and return line to engine quick-connect fittings.
4. Using compressed air, blow any dirt or debris from around the fitting.
CAUTION: Wear safety glasses when using compressed air, as flying dirt particles may cause eye injury.
