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christine

christine 7/27/2010

1993 Chrysler Concorde Base 6 Cyl 3.30L

Engine

why does my car shut off when my rpm goes under 1??

when im starting my vehicle it drives fine then my rpm goes up and down and once it goes under the 1 it completly shuts of while im driving then wont start for about five minutes .

1 Answer


Blackwater

Blackwater 7/27/2010

Seems like you have a vacuum leak, also you can take your idle air control valve (IACV) or throttle position sensor and clean it, the IACV is located in the intake manifold are, it's what controls the air during idle inside your engine.

It may also be as simple as a tune up.

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