Questions & Answers for: AC rough idle


...idle the whole time it's running, except when in gear. 2) Bangs into gear when coming from park or neutral going into drive. 3) Blows cold air through all functions the heater control panel. ...


rough idle With thanks to Gary T From TheStraightDope. Mike, it looks like your battery is knackered. Test it by following Gary's procedures below or perhaps just buy a new one. . . . . . . . . . . .


...rough and when I turn it off it runs on 8 cylinders perfectly fine, I Check the harness for opens or a short to ground I still haven't found the fan relay What is year--make--model? How long since a ...

...rough idling when switching on ac 1.6gls 2003 First try cleaning the engine throttle body and the idle speed control valve, it may have a slow idle due to these parts being full of sludge. Use a can ...

...idle not rough when you add a load to engine like a/c usually a tune up helps -- possible problem areas would be -air filter ,need throttle body cleaning ,the 2 cam sensors [both next to each other ] ...

Question about AC Cars & Trucks

1 Answer

Rough idle in drive, correct rpm AC makes it idle rougher. Car idle is rough Inspection Service & Cost A rough idling engine can be caused by a number of issues, some of them are serious while ...

...rough idle almost like misfire. only at idle and its not plugs or coils, problem happens faster with ac running no problem at acceloration The automatic idle control valve might need to be cleaned. A ...

...rough idle and engine hesitation (and other problems), it is in most cases the idle speed control air-bypass valve and or throttle valve and upper intake, these area's get full of gunk and combustion ...

Question about AC Cars & Trucks

1 Answer

...rough at idle. Engine rpm need is between 10 and 0 at idle. And it’s making a sound. I just changed the spark plugs and wires. It was running ok then I turn on the ac and it start to idle bad. Is it ...

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