Secondary Camshaft Intermediate Drive Chain Removal - Left Side

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

Fig 1: Left Secondary Drive Chain Tensioner

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Fig 2: Holding Intake Camshaft

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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 Exhaust Camshaft

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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: Left Camshaft Position Actuators & Bolts

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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: Left Secondary Camshaft Drive Chain

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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: Left Secondary Camshaft Drive Chain Shoe & Bolt

Courtesy of GENERAL MOTORS CORP.

Fig 7: Left Secondary Camshaft Drive Chain Guide & Bolt

Courtesy of GENERAL MOTORS CORP.