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Home >> Oldsmobile >> 1993 >> Ninety-Eight V6-3800 3.8L Supercharged >> Repair and Diagnosis >> Powertrain Management >> Tune-up and Engine Performance Checks >> Ignition Timing >> Adjustments

Ignition Timing: Adjustments

This engine uses a Computer Controlled Coil Ignition (C3I) system. The PCM controls ignition timing and there are no provisions for adjustment.

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