Hot answers tagged oldsmobile
The culprit is probably a sticky or malfunctioning Idle Air Control (IAC) valve. Lucky for you it is located right on top and connected to the throttle body. You can try taking it off and cleaning it, making sure not to play with the pintle (plunger) itself, as the gears inside which actuate it can easily be broken/stripped. Use some carburetor cleaner both ...
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