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What makes a car run rough as if it's about to shut off?

Updated: 4/28/2022

Wiki User

∙ 13y ago

Best Answer

A cars engine needs the proper air fuel mixture as well as an ignition source. If any one of these are slightly off balance the engine will not run smooth. A vacuum leak can lean the mixture in a carbureted engine. A broken wire can keep one injector from working.

Wiki User

∙ 13y ago

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Q: What makes a car run rough as if it's about to shut off?

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