CHEVROLET ENGINE IDLE HIGH

I Have Been Working On My Daughters Car. When Its Cold It Idles Over 1000 Rpm Until It Warms Up. I Found 2 Codes In The System One Being Tps...

I Have A 88' Iroc-z With Tpi 305 112,000miles. It Smokes Alot At Start Up And Continues While Driving But Not As Much. It Does Have A Have...

Hey This Is My First Foroum Ever Used But I Really Need Some Assistance. I Have A 1984 Chevy Cavalier Type 10, With 140,000 Miles It...

I Am Baffled At The Moment. I Just Picked Up This 1990 Corvette With The L98 Tpi. The Motor Was Replaced With A Jasper Class 1 Performance...

The Engine Idles At 1300 Rpms When In Park, The Wierd Thig Is That I Can Put The Truck In Neutral Going 40 Mph, And The Rpms Jump To 2000...

I Have A 2002 Cavalier Z24, 5spd With 75,000 Miles. It Is Idleing Between 1500 And 2000 Rpm. Replaced Iac, Map And Air Charge Temp Sensor...

I Had My Alternator Go Out And Once I Put In A New One Now When You Start The Truck It Revs To About 2000 Rpm And Then Slowly Goes Back Down...

My 95 Caprice, Has A Problem With Speed Of Motor Not Releasing When You Let Off The Throttle. It Will Go Back To Normal But Slowly, The...

I Have A 1997 Chevy Cavalier. When I Turn It On It Revs Up To 2 On The Rpm Gauge And Is Idling Extremely High. When Driven It Revs On It's...

Hi. Have A 4.3 Vortec Engine In Sound Mechanical Condition, Idles Smooth, No Oil Consumption To Speak Of, But Idles Very High When Cold...