GM Service Manual Online
For 1990-2009 cars only

Object Number: 2026646  Size: SH

       Warning: Bodily injury may occur if the cleaning solvent is inhaled or exposed to the skin.

    • Inspect the camshaft journals and lobes for wear or scoring.
    • Inspect the camshaft sprocket alignment notch for damage.
    • Inspect the camshaft cover for damage or loose oil control baffles.
    • Clean the camshaft cover.
    • Wash the camshaft in solvent.
    • Oil the camshaft.
    • Inspect the camshaft cover for cracks or other signs of damage.