GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 1998 🢒 Astro - 4WD 🢒 Engine 🢒 Engine Mechanical - 4.3L 🢒 Valve Rocker Arm Cover Removal

    Object Number: 172995 Size: SH
  1. Remove the PCV valve and tube.

    2. Object Number: 328566 Size: SH
  2. Remove the valve rocker arm cover bolts and grommets.
  3. Discard the grommets.

    4. Object Number: 328569 Size: SH
  4. Remove the rocker arm cover.

    5. Object Number: 328573 Size: SH
  5. Remove the valve rocker arm cover gasket.
  6. Discard the valve rocker arm cover gasket.