Sierra Classic 2500 4WD V8-8.1L (2007)
Fuel Return Line: Service and Repair
Fuel Hose/Pipes Assembly Replacement
FUEL HOSE/PIPES ASSEMBLY REPLACEMENT
REMOVAL PROCEDURE
IMPORTANT: Clean the fuel feed pipe connection and surrounding area prior to disconnecting the fitting in order to avoid possible fuel
system contamination.
1. Remove the fuel tank.
2. Disconnect and remove the fuel feed line (1) from the sending unit and retaining clips.
3. Cap the fuel feed and evaporative emission (EVAP) openings in order to prevent possible fuel/EVAP system contamination.
INSTALLATION PROCEDURE
1. Remove the caps from the fuel feed/return, and EVAP lines.
2. Install and connect the fuel feed (1) line to the sending unit and retaining clips.
3. Install the fuel tank.
