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Home >> Saturn >> 2001 >> LW200 L4-2.2L VIN F >> Repair and Diagnosis >> Powertrain Management >> Ignition System >> Ignition Timing >> Adjustments
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Ignition Timing: Adjustments

The base timing is preset when the engine is manufactured, no adjustment is possible. Timing advance and retard are accomplished through the powertrain control module (PCM) with ignition control (IC) and knock sensor (KS) systems.
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