ENGINE REVS UP

My Car Is Running At 3000 To 4000 Rpm At 30 Miles Per Hour. Can You Help

Okay When My Rpm Is Over 1000 The Car Runs Smooth But When I Brake It And It Drops A Knotch Or Two Under 1000 It Begins To Idle Roughly....

1988 Olds Cutlass, It Always Starts, But The Rpms Started Dancing At 20,000 Rpms And The Car Jerked. Then It Danced At 15,000. The Check...

I Have Been For Several Weeks Experiencing A Noise That Sounds Much Like A Heat Shield Vibrating In The Front Of My 2009 Hummer. I Have...

I Just Want To Know What Could Cause This. The Rpms Jump About 200-400 One Time After Letting Off The Gas And It Only Does It At Cursing...

The Check Engine Light Is On And At 3 1/2 Rpm's The Car Shakes And You Can't Go Past 3 1/2 Rpm's. What's Wrong With It?

I Have Replaced Nearly Everything I Know To Replace. Changed Idle Control, Temp Control, Tps, Vacum Canister, Maf Sensor, The Oxygen Sensor...

When I Get In The Car To Go I'll Be Accelerating Fine, Then Out Of Nowhere Im Coasting. Rpms Just Start Slowly Dropping Off And Trans Seems...

I Have A 1998 Escort Zx2 It Has Less Than 30k Miles On A Factory Rebuilt Engine And Has Been Well Maintained Its Entire Life. Sometimes It...

I Was Going Forty Mph I Hit The Set Cruise Button And Suddenly My Car Revved All The Way To The 8 Then Back To Normal. All Within A Second....