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Experiencing rough idle or inconsistent acceleration in your Buick Regal? Sticking throttle bodies and drifting sensors can cause poor drivability, especially in city traffic and stop-and-go situations. Haynes manuals offer straightforward inspection tips and repair steps to restore smooth throttle response. The print edition includes immediate digital access. Order your Buick Regal manual at haynes.com. #HaynesManuals #HaynesShowsYouHow #BuickRegal #ThrottleRepair | Haynes Manuals