iac

Hello jeepz users, I've had a problem with high idle for a few days now. I have replaced IAC valve, MAP sensor, and TPS. There for awhile it would idle anywhere between 1100 and 2000 if gas pedal is pressed and released it jumps to 3000 and stays there. I've checked for vacuum leaks and...

I tried to start my 97 TJ yesterday and failed to hold the key over to start long enough. The engine coughed back through the intake; I started it a few moments later and it raced at 2K rpms. I disconnected the negative battery cable and left if off for a couple of minutes to see if the...