Timing Chain: Installation

Drive crankshaft gear on crankshaft, with timing mark facing out. Ensure timing marks on crankshaft sprocket and camshaft sprocket are as close together as possible and lined up with shaft centers. See Fig 2 . Install camshaft gear and chain as an assembly. To complete installation, reverse removal procedure.

Fig 1: Exploded View of Engine Front

Courtesy of GENERAL MOTORS CORP.

Fig 2: Aligning Timing Marks

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