chevrolet Workshop Repair Guides

Chevrolet Workshop Service and Repair Manuals

Spark Plug Wire <--> [Ignition Cable] > < Crankshaft Rotation
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Timing Marks and Indicators: Locations
Timing Marks

The Powertrain Control Module (PCM) controls ignition timing and no provisions for adjustment or timing marks are provided.

Spark Plug Wire <--> [Ignition Cable] > < Crankshaft Rotation