GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1986943  Size: MH
  1. Remove the band clip (1) fixing the PCV rubber hose (2) to the common rail.
  2. Remove the oil separator cap cover (3).

Installation Procedure


    Object Number: 1986943  Size: MH
  1. Install the oil separator cap cover (3).
  2. Install the band clip (1) fixing the PCV rubber hose (2) to the common rail.