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Home >> GMC >> 1997 >> Forward Control 7.4 J >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Controls - Specifications - 5.7L (P Series)) >> Ignition Timing
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Ignition Timing

WARNING: This page is about a different variant/trim than selected.
NOTE: Ignition timing is controlled by control module and is not adjustable.