GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2009 🢒 Vibe - AWD 🢒 Engine 🢒 Engine Mechanical - 1.8L (LAY) 🢒 Camshaft Cleaning and Inspection

    Object Number: 2017110 Size: SH
  1. Inspect the cam lobes.
  2. Using a micrometer, measure the cam lobe height.

    3. If the cam lobe height is less than the minimum, replace the camshaft.

    Specification

        • Standard cam lobe height -- 42.816 to 42.916 mm (1.6857 to 1.6896 in).
        • Minimum cam lobe height -- 42.666 mm (1.6798 in).

    Object Number: 2017111 Size: SH
  3. Inspect the camshaft journals.
  4. Using a micrometer, measure the journal diameter.

    5. Place the No. 2 camshaft on V-blocks.

    If the journal diameter is not as specified, check the oil clearance.


    Object Number: 2017109 Size: SH
  5. Inspect the No. 2 camshaft for runout.
  6. Place the No. 2 camshaft on V-blocks.
  7. Using a dial indicator, measure the circle runout at the center journal.

    8. If the circle runout is greater than the maximum, replace the No. 2 camshaft.

    Specification
    Maximum circle runout -- 0.04 mm (0.0016 in).


    Object Number: 2017110 Size: SH
  8. Inspect the cam lobes.
  9. Using a micrometer, measure the cam lobe height.

    10. If the cam lobe height is less than the minimum, replace the No. 2 camshaft.

    Specification

        • Standard cam lobe height -- 44.336 to 44.436 mm (1.7455 to 1.7494 in).
        • Minimum cam lobe height -- 44.186 mm (1.7396 in).
  10. Inspect the camshaft journals.
  11. Using a micrometer, measure the journal diameter.

    12. If the journal diameter is not as specified, check the oil clearance.