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Old Nov 21, 2010 | 04:20 PM
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Engine revs 3000 to 4000 RPM's when brakes are hit hard. On a 6 speed 2003.

Has this happened to anyone else?
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Old Nov 21, 2010 | 08:34 PM
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Originally Posted by captamerica
Engine revs 3000 to 4000 RPM's when brakes are hit hard. On a 6 speed 2003.

Has this happened to anyone else?

Check EVERY vacuum line for damage. Especially the PCV vacuum lines. Pull them out and make sure that there nit rotting.

BC
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Old Nov 22, 2010 | 06:55 AM
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how does the engine idle?? steady or surging??
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Old Nov 22, 2010 | 07:01 PM
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Bad brake vacuum booster?? Listen for a change in sound around booster when brake is applied.
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