Secondary Camshaft Drive Chain Removal - Left Side - Off Vehicle

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

Fig 1: View Of Left Secondary Drive Chain Tensioner

Courtesy of GENERAL MOTORS CORP.

Fig 2: Holding Camshaft

Courtesy of GENERAL MOTORS CORP.

Use an open end wrench on the hex cast into the left intake camshaft, in order to prevent the camshaft from rotating, when loosening the camshaft position actuator oil control valve on the left intake camshaft.

Fig 3: Holding Camshaft In Position

Courtesy of GENERAL MOTORS CORP.

Use an open end wrench on the hex cast into the left exhaust camshaft, in order to prevent the camshaft from rotating, when loosening the camshaft position oil actuator control valve on the left exhaust camshaft.

Fig 4: View Of Left Camshaft Position Actuators

Courtesy of GENERAL MOTORS CORP.

Remove the left camshaft position actuator oil control valves from the left side camshafts.
Slide the left camshaft position actuators off the left side camshafts.

Fig 5: View Of Left Secondary Camshaft Drive Chain

Courtesy of GENERAL MOTORS CORP.

Remove the left secondary camshaft drive chain from the inner camshaft intermediate drive shaft sprocket teeth.
Remove the left secondary camshaft drive chain from the engine.

Fig 6: View Of Left Secondary Camshaft Drive Chain Shoe

Courtesy of GENERAL MOTORS CORP.

Fig 7: View Of Left Secondary Camshaft Drive Chain Guide

Courtesy of GENERAL MOTORS CORP.