GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2003 🢒 Envoy - 2WD 🢒 Engine 🢒 Engine Controls - 4.2L 🢒 Evaporative Emission Hoses/Pipes Replacement - Engine/Chassis

Removal Procedure

    Object Number: 731899 Size: SH
  1. Remove the EVAP/fuel hose/pipe assembly. Refer to Fuel Hose/Pipes Replacement - Filter to Engine .
  2. Remove the EVAP purge pipe (3) from the EVAP/fuel hose/pipe assembly.

Installation Procedure

    Object Number: 731899 Size: SH
  1. Place the new EVAP purge pipe (3) in the EVAP/fuel hose/pipe assembly.
  2. Install the EVAP/fuel hose/pipe assembly. Refer to Fuel Hose/Pipes Replacement - Filter to Engine .