GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2003 🢒 Astro - 2WD 🢒 Engine 🢒 Engine Controls - 4.3L 🢒 Fuel Tank Filler Hose Replacement

Removal Procedure

    Object Number: 420637 Size: SH
  1. Remove the fuel filler tube. Refer to Filler Tube Replacement .
  2. Disconnect the fuel fill hose from the fuel fill tube.
  3. Remove the fuel fill hose and the hose clamps (3).
  4. Cap the fuel tank opening.

Installation Procedure

    Object Number: 420637 Size: SH
  1. Uncap the fuel tank opening.
  2. Install the fuel fill hose and the hose clamps (3) on to the filler tube.
  3. Install the fuel filler tube. Refer to Filler Tube Replacement .