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Old April 6th, 2007, 11:34 AM   #1
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Running Rough


Hello, I just finished reinstalling my upper intake and now my mustang is running rough or it wont idle.... it ran perfect before i took it off... I believe i put everything back into place properly, has anyone came across this problem before? any input would help.

thanks

ps my car is a 1992 5.0 efi lx
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Old April 6th, 2007, 11:41 AM   #2
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i would make sure all of those sneaky little vacuum lines are hooked up. like in the front under the top plenum. throttle body, EGR etc......sounds like a vacuum leak.
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Old April 6th, 2007, 12:05 PM   #3
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yeh thats what i was thinking too... i better check out those hoses again.. i thought i had them all in place... but thanks for the advice
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Old April 6th, 2007, 12:32 PM   #4
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no problem, i'm bad at over looking the easy and obviuos stuff! LOL!
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Old April 6th, 2007, 06:15 PM   #5
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Spray some carb cleaner around the vacum hoses, it will help ya find the culprit quick.
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Old April 6th, 2007, 06:44 PM   #6
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Originally Posted by 95opal
Spray some carb cleaner around the vacum hoses, it will help ya find the culprit quick.
+1 fastest way to find a vacum leak.
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