buick Workshop Repair Guides

Buick Workshop Service and Repair Manuals

Air Cleaner Housing > < 77-61-09B|Page 3664
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Idle Speed: Adjustments

The Idle Speed is controlled by the Powertrain Control Module and is not adjustable. If Idle Speed is incorrect begin diagnosis at Powertrain
Management / System Diagnosis / Flow of Diagnosis

Air Cleaner Housing > < 77-61-09B|Page 3664