GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1773469  Size: SH
  1. Remove the air cleaner outlet duct assembly. Refer to Air Cleaner Outlet Resonator Replacement .
  2. Disconnect the evaporative emission (EVAP) canister valve purge tube quick connect fitting at the intake manifold. Refer to Plastic Collar Quick Connect Fitting Service .
  3. Disconnect the EVAP canister valve purge tube quick connect fitting at the EVAP canister purge solenoid valve. Refer to Plastic Collar Quick Connect Fitting Service .
  4. Remove the EVAP canister valve purge tube.

Installation Procedure


    Object Number: 1773469  Size: SH
  1. Install the EVAP canister valve purge tube.
  2. Connect the EVAP canister valve purge tube quick connect fitting at the EVAP canister purge solenoid valve. Refer to Plastic Collar Quick Connect Fitting Service .
  3. Connect the EVAP canister valve purge tube quick connect fitting at the intake manifold. Refer to Plastic Collar Quick Connect Fitting Service .
  4. Install the air cleaner outlet duct assembly. Refer to Air Cleaner Outlet Resonator Replacement .