GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Chevrolet
🢒
2007
🢒
TrailBlazer - 2WD
🢒
Engine
🢒
Engine Mechanical - 4.2L
🢒 Timing Chain and Sprocket Removal
Remove the exhaust camshaft position actuator bolt.
Remove the exhaust camshaft position actuator.
Remove the intake camshaft sprocket bolt.
Remove the intake camshaft sprocket.
Remove the timing chain.
Remove the crankshaft sprocket.