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Home >> Oldsmobile >> 1997 >> Achieva SC, 3.1 M, 4T40E/MN4 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Basic Engine Testing - 3.1L >> Idle Speed & Ignition Timing
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Idle Speed & Ignition Timing

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

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