Timing Chain and Sprockets Installation

WARNING: This page is about a different car, the 2004 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Using Wrench To Hold/Rotate Camshaft

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IMPORTANT: When performing any service procedure that pertains to the camshaft or the camshaft actuator, unlock the camshaft actuator locking pin. Refer to Camshaft Actuator Locking Pin Adjustment .

Use a wrench in order to align the camshaft timing marks.
Be sure to place the wrench on the hexagonal portion of the camshafts.

Fig 2: Camshaft Alignment Marks

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Turn the camshafts in order to align the timing marks.

Fig 3: Crankshaft Keyway

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Turn the crankshaft until the crankshaft keyway (1) faces upward.

Fig 4: Timing Chain Shoe Bolts

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NOTE: Refer to Fastener Notice in Cautions and Notices.

Install the timing chain shoe. Secure the timing chain shoe using two bolts (1,2).
Tighten: Tighten the bolts to 21 N.m (15 lb ft).

Fig 5: Crankshaft Timing Sprocket And Timing Chain

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Install the following components together:
- The timing chain (2)
  Install the timing chain on the crankshaft timing sprocket with the yellow color link aligned with the mark on the crankshaft timing sprocket.
- The crankshaft timing sprocket

Fig 6: Timing Chain And Timing Sprockets

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Install the timing chain (1) onto the camshafts timing sprockets (3).
Ensure that the timing chain links (yellow timing chain links) are aligned with the timing marks.

Fig 7: Timing Chain Dampener Bolt

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Install the timing chain dampener. Secure the timing chain dampener using one bolt (1).
Tighten: Tighten the bolt to 21 N.m (15 lb ft).
Unlock the intake camshaft actuator locking pin. Refer to Camshaft Actuator Locking Pin Adjustment .