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Home >> Chevrolet >> 1990 >> Step Van 6.2 J, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - Basic Testing >> Idle Speed & Ignition Timing (All Engines)
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Idle Speed & Ignition Timing (All Engines)

Ensure idle speed and ignition timing are set to specification. For adjustment procedures, see ADJUSTMENTS article.

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