1997 GMC Jimmy Break Booster?

1997 GMC JIMMY
203,900 MILES • 6 CYL • 4WD • AUTOMATIC
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4X4ROX
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The break pedal is extremely hard to push. When it's pushed the engine idles rough and eventually stalls. If I disconnect the vacuum hose from the booster and block the hose, the engine runs fine. Am I correct in assuming I need a new booster?
Sep 23, 2010 at 11:22 AM
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WRENCHTECH
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Yes, it sounds like you are correct.
Sep 23, 2010 at 11:45 AM
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4X4ROX
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ok. is there anything else it could be?
Sep 23, 2010 at 11:53 AM
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WRENCHTECH
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If there was I wouldn't have told you it was the booster.
Sep 23, 2010 at 11:55 AM
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4X4ROX
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just want to make sure dude. chill.
Sep 23, 2010 at 11:57 AM
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WRENCHTECH
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My name is not "Dude"
Sep 23, 2010 at 12:04 PM