IDLE ERRATIC Questions

Hi, I Recently Had Some Work Done Which Includes The Valve Cover Gaskets And Spark Plugs, And Since Then It's Been Running Better Than...

I Drove My Van The Other Day And Parked It To Do Laundry. After I Went To Leave And When I Started The Van The Idle Starts To Surge Fast And...

The Rpm Goes Up And Down Like It Wants To Stall, Is It The Throttle Position Sensor?

Have A Question Why Does My Car Surge Up And Down On Idle When Stopped At A Light And Also When In Reverse? Changed Iacv Valve, Must Be...

I Have Been Trying To Figure This Out But It Has Me Stumped. When You Start The Truck It Idles Good For 2 Seconds And Then Starts Surging....

When Idling (gear On P): At Cold Start, Rpm Shoots Up To 1400-1500 And Drop To 1000-1100 Immediately. Then Within Five Seconds, Rpm Starts...

I Have Owned This Vehicle For About Eighteen Months And No Mechanic Has Been Able To Figure Out This Idle Problem. It Usually Runs High...

I Press Gas Pedal And It's Fine And If I Try To Drive It Engine Shuts Off.

I've Been Working On Fixing My Honda's Idle Issues For A Couple Weeks Now, But No Improvements Yet. When I Start The Car Cold, The Idle...

I Have A 1992 Ford Bronco 302 5.0l V8 With 202000 Miles, I Was Having A Problem With The Engine That It Would Lope At Idle Or Idle...