Mercury Mountaineer Problem Report
Mercury Mountaineer Vacuum leak from intake manifold O-ring gaskets
The intake manifold O-ring gaskets commonly leak, causing stalling and poor idle quality; the Check Engine Light will illuminate.
engine dies and will not idellat a stop check engine light is on - Visitor
mechanic changed intake gasket - Visitor
Rough Idle and throwing engine codes p0300 random engine misfire. Before replacing gaskets I bought 2 new coil packs and new wires and plugs (performance) spent about $275 and still had problems like no other. Buying gaskets now and putting them on and its fixed - Visitor
Loud clanking noise when first started then when it warms up it stops - Visitor
Exhaust Mel inside cabin. Loss of power. Feels like it won't go into gear. - Visitor
did a tune up fuel filter an it is still running rough an the RPM are hunting any ideas - yogi65
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The composite (plastic) intake manifold may crack near the thermostat housing and cause a coola...
I REPLACE FUEL FILTER,PLUGS,AIR ,PCV VALVE,INTAKE MONIFOLD O RINGS GASKETS,CHECK COMPRE ( 190 E...
I have a 1998 Mercury Mountaineer with an exhaust manifold leak.
consistently water is shooting out of the back side of motor near firewall about midway of the...