Silverado 3500 4WD V8-6.0L VIN U (2004)
1. Remove the fuel tank.
2. Disconnect and remove the fuel feed (1) line from the sending unit and retaining clips.
3. Cap the fuel feed/return, and evaporative emission (EVAP) lines 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.
