problem 01 cherokee
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Joined: Aug 2011
Posts: 43,971
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From: Prescott, Az
Year: 1990
Model: Cherokee (XJ)
Engine: 4.0
Had the intake manifold off?
I'll bet the intake manifold is not seated completely against the head, is hanging up on a dowel, and causing a large vacuum leak, resulting in the flare to redline.
I'll bet the intake manifold is not seated completely against the head, is hanging up on a dowel, and causing a large vacuum leak, resulting in the flare to redline.
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