Cobalt L4-2.4L VIN B (2006)
5. Remove the tool (1) from the exhaust camshaft side of the timing chain assembly.
6. Install a 24 mm wrench onto the hex on the camshaft in order to hold the camshaft.
7. Notice: Refer to Fastener Notice in Service Precautions.
Tighten the NEW camshaft actuator bolt.
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Tighten the bolt to 85 Nm (63 ft. lbs.), plus an additional 30 degrees using the J 45059.
8. Remove the old oil from the timing chain tensioner.
9. Inspect the timing chain tensioner for scoring or free movement.
10. Inspect the timing chain washer and O-ring for damage. If damaged, replace the timing chain tensioner.
11. Measure the timing chain tensioner assembly from end to end. A NEW tensioner should be supplied in the fully compressed non-active state. A
tensioner in the compressed state will measure 72 mm (2.83 inch) from end to end (a). A tensioner in the active state will measure 85 mm (3.35
inch) from end to end (a).
