GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2008 🢒 TopKick C-Series (Conventional) C4/C5 🢒 Engine 🢒 Engine Mechanical - 7.8L 🢒 Oil Separator Cap Cover Replacement

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.