GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1623766  Size: SH
  1. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement .
  2. Disconnect the evaporative emission (EVAP) canister purge tube from the purge valve. Refer to Plastic Collar Quick Connect Fitting Service.
  3. Disconnect the EVAP purge tube from the intake manifold. Refer to Plastic Collar Quick Connect Fitting Service.
  4. Remove the EVAP canister valve purge tube.

Installation Procedure


    Object Number: 1623766  Size: SH
  1. Remove the EVAP canister valve purge tube.
  2. Connect the EVAP purge tube to the intake manifold. Refer to Plastic Collar Quick Connect Fitting Service.
  3. Connect the EVAP canister purge tube to the purge valve. Refer to Plastic Collar Quick Connect Fitting Service.
  4. Install the air cleaner assembly. Refer to Air Cleaner Assembly Replacement .