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Home >> Chevrolet >> 2003 >> Suburban K2500, 6.0 U >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Controls - Service & Adjustment Specifications - 5.3L) >> Ignition Systems >> Ignition Timing

Ignition Timing

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All models are equipped with an electronic computer-controlled ignition system. Ignition timing is not adjustable.