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1990
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Cavalier/Z24 L4-134 2.2L
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Repair and Diagnosis
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Powertrain Management
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Tune-up and Engine Performance Checks
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Ignition Timing
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Specifications
Ignition Timing: Specifications
IGNITION TIMING
This engine uses a DIS (Direct Ignition System) to control spark timing. The timing is set at the factory and is non-adjustable.