93 2WD PU up and down idle when warmed up.

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paul5253

02-27-2009, 02:21 AM

My 93 PU starts great runs just a little quick I think on startup. After its warmed up it starts idling up and down every few seconds. A little worse when brake is applied. Other than that this truck is awesome. Help?

fourwd1

02-27-2009, 04:13 PM

What engine ?

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