ENGINE IDLE ERRATIC

I Have A 1993 Pontiac Sunbird And It Has Been Idling Rough Stalling At Idle And Have Gotten A Rich Exhaust Code Also Have A Drop In Mpg

I Installed A Multi Spark Ignition And Everything Was Fine For About Three Months Then I Noticed That The Idle Had Sped Up And It Would...

Idles Up Then Back Down When Putting In Reverse And Idles To Fasst While Driving With Out Giving Gas

Truck Idling At 4,000 Rpms. I've Check Vacuum Lines And Replaced The Throttle Position Sensor. Checked Throttle Cables And Throttle Body For...

I Have Replaced The Fuel Filter, The Pcv Valve, The Air Filter, The Plugs, Wires, Cleaned The Throttle Body, And Checked For Vacum...

I Had To Replace The Intake Manifold Due To Heater Hose Fitting. After Repair Car Idled Fine And Drove Fine. A Couple Of Days Later. Start...

Need Some Help Here. My Is Natural Aspirated Non Turbo 2.4 That Is Giving Me A Fit. It Has A Serious Idle Surge Problem. On Start Up It Revs...

I Have A 1995 Honda Civic With 173,000 Miles. My Issue Is At Start Up The Idle Shoots Up To About 2800 Rpms, Then Idles Down And Surges...

Greetings, I Have An Issue With My 98 Contour. At Idle The Car Will Jump From 1krpm To 1.2krpm Then Back To 1krpm Again. It Does This...

The Car Idling Up And Down I Put A Throttle Body On. Help