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Home >> Pontiac >> 2000 >> Montana V6-3.4L VIN E >> Repair and Diagnosis >> Maintenance >> Tune-up and Engine Performance Checks >> Ignition Timing >> Timing Marks and Indicators >> Locations >> Timing Marks

Timing Marks

TIMING MARKS
The ignition timing is completely controlled by the Powertrain Control Module (PCM). No timing reference marks are provided.

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