gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Timing Chain|Diagrams|Page 4242 > < Crankshaft Gear/Sprocket|Specifications
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Timing Chain: Diagrams

Rotate the crankshaft until:
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The number one cylinder is at Top Dead Center (TDC) of the compression stroke.

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The timing marks on both sprockets line up.

 

Timing Chain|Diagrams|Page 4242 > < Crankshaft Gear/Sprocket|Specifications