Cobalt L4-2.4L VIN B (2006)
3. Remove the timing chain tensioner.
4. Install a 24 mm wrench onto the hex on the camshaft in order to hold the camshaft.
5. Loosen, but DO NOT remove the exhaust camshaft actuator bolt.
6. Important: Ensure that the tips of the J 44217 are fully engaged into the timing chain.
Install one of the tools (1) from the J 44217 to the exhaust camshaft side of the timing chain assembly in order to retain the timing chain. Firmly
tighten the nuts.