Removal Procedure

WARNING: This page is about a different variant/trim than selected.

Remove the timing chain from the engine. Refer to TIMING CHAIN AND SPROCKETS REPLACEMENT .
Remove the center bolt from the camshaft position actuator on the intake camshaft.

Fig 1: Removing Center Bolt From Camshaft Position Actuator On Intake Camshaft
Courtesy of GENERAL MOTORS CORP.
Remove the camshaft position actuator from the camshaft.

Fig 2: Removing Camshaft Position Actuator From Camshaft
Courtesy of GENERAL MOTORS CORP.
Remove the intake camshaft bearing cap bolts in sequence. Starting at the ends and working toward the center of the camshaft.

Fig 3: Identifying Camshaft Bearing Cap Bolt Removal Sequence
Courtesy of GENERAL MOTORS CORP.
Remove the front camshaft bearing cap (5).
Remove the intake camshaft from the cylinder head.
Remove and inspect the lifters for wear, replace as necessary.