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2002 Cadillac DeVille Question: Why does my car stall when i take my foot off the gas pedal?

 

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mrsaneone, Torrance, CA, December 27, 2009, 18:53
 Rookie

the car starts right up. But when i put my foot on the brake to put it in gear it cuts off.

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  • Answer #1

    December 27, 2009, 19:16
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     Master

    You may have a hole in the brake booster rubber diaphragm. It will be exposed to air when you step on the brake, which causes a huge vacuum leak and then your engine dies. This is where I would start.

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