: not rough idle, just abnormal, help?!

09-02-06, 01:57 PM
when im at a red light, or parked with the car running, i can look at the rpm and the engine goes from about 500 to 700 RPM like somebody is tapping the gas peddle and it only happens when im stopped and also it when im stopped since its doin this it makes me headlights and tailights dim and get brighter like pulsating does anyone have a suggestion for why this is and what i can do? do i need to take it in?

09-02-06, 04:13 PM
When was the last time you cleaned the TB?