GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2008 🢒 Express 🢒 Engine 🢒 Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L, or 7.0L 🢒 Valve Rocker Arm Cover Cleaning and Inspection

    Object Number: 1905671 Size: SH

    Important: 

       • Do not use the valve rocker arm cover gasket again. Install a NEW gasket during assembly.
       • Remove the ignition coils before cleaning the cover in solvent. Do not submerge the ignition coils in solvent.

  1. Inspect the grommet.
  2. Inspect the covers (505) for the following conditions:
    3. • Scoring or damage to the gasket surfaces
    • Ventilation system passages for restrictions
    • Threaded bolt holes for damage or debris