Camshaft: Removal & Installation (4.2L Engine); J 44222 Installation - Chevrolet Trailblazer Service Manual

Camshaft
Removal & Installation
4.2L Engine
To Remove:
1. Remove the camshaft cover from the cylinder head.
2. Remove the bolt from the intake camshaft sprocket.
3. Remove the bolt from the exhaust camshaft actuator.
4. Attach a J 44222 camshaft sprocket holding tool to the camshaft sprockets.
5. Remove the camshaft sprockets with the J 44222 camshaft sprocket holding tool
and timing chain from the camshafts.

J 44222 Installation