2007 navigator with 160000 miles exhibit engine issues, it will move at 55miles on 2007 Lincoln Navigator

but will shake and lose power at rest or light

by in Severn, MD on March 19, 2013
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1 answer 1 comment
ANSWER by , March 19, 2013
Vacuum leak, low compression on one or more cylinders or misfire. Light on?
COMMENT by , March 20, 2013
yes enhgine light is on , its been seen by three mechanics for $480.00 and all of them is pointing to a engine