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Home >> Buick >> 2010 >> Lucerne V6-3.9L >> Repair and Diagnosis >> Maintenance >> Timing Component Alignment Marks >> Locations

Timing Component Alignment Marks: Locations





- Align the crankshaft timing mark (1) to the timing mark on the bottom of the timing chain tensioner (2).
- Hold the camshaft sprocket with the timing chain hanging down and install the timing chain to the crankshaft gear.
- Align the timing mark on the camshaft gear (4) with the timing mark on top of the timing chain tensioner (3).