Ford Bronco Problem Report
Ford Bronco High Engine Idle Due to Damaged Intake Gasket
The upper intake manifold gasket may fail, causing an engine vacuum leak and a high idle condition. A damaged intake gasket should be replaced.
89 bronco idling at between 1800-2000 rpms, upper intake manifold had 2" piece of gasket missing. Replaced gasket and now at first start up idles at between 1800-2000 till warm then idles at 600-700. - exgasdriver
I recently put dual exhaust on my bronco and now my engine idles up to 1500-2000 rpm by itself....
ABS LOCK UP REAR BREAKS GET SO HOT THEY SMOKE CANT EVEN DRIVE AROUND CORNER
Engine was running fine, turned it off and when i recranked it, it seemed to be vibrating alot...
Trucks been non-op past 6 or so years. Tried inj. cleaner. Checked connectors. Generally seems...
Valve cover gasket failure is common causing oil to leak onto the exhaust manifolds.