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1998 Mercury Mountaineer Problems

Find the most common issues based on 1998 Mercury Mountaineer owner complaints.
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Most Common 1998 Mercury Mountaineer Problems

A failed heater blend door or actuator can cause the temperature control for the HVAC system to stop working. A clicking sound from the dash area would commonly indicate an actuator fault. If the h...
The Mercury Mountaineer 4.6L V8 model is known for engine overheating, even with normal use, and a coolant leak from the front of the manifold. This will often trigger the check engine light and lo...
Various problems with the 5-speed automatic transmission were common. These problems can be more common on the 2002 models with build dates before March, 2002. There are many service bulletins desc...
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1 Known 1998 Mercury Mountaineer Brakes Problem

4wd vehicles may develop a squealing noise coming from the front wheels when driving below 30 mph. This is generally caused by dry excluder seals, lubricating the seals will commonly correct this c...

1 Known 1998 Mercury Mountaineer Drive Train Problem

Various problems with the 5-speed automatic transmission were common. These problems can be more common on the 2002 models with build dates before March, 2002. There are many service bulletins desc...

1 Known 1998 Mercury Mountaineer Electrical & Lights Problem

The Mercury Mountaineer 4.6L V8 model is known for engine overheating, even with normal use, and a coolant leak from the front of the manifold. This will often trigger the check engine light and lo...

4 Known 1998 Mercury Mountaineer Engine Problems

A rattling noise from the engine may indicate that the timing chain cassette is worn. Our technicians tell us that installing an updated cassette and timing chain tensioner should correct this conc...
A coolant leak may develop from the radiator. Ford has released and updated radiator and powertrain control module (PCM) software update to address this issue. The software update includes revised...
The intake manifold O-ring gaskets commonly leak, causing stalling and poor idle quality; the Check Engine Light will illuminate.

0 Known 1998 Mercury Mountaineer Exhaust & Emissions Problems

1 Known 1998 Mercury Mountaineer Heating & Air Conditioning Problem

A failed heater blend door or actuator can cause the temperature control for the HVAC system to stop working. A clicking sound from the dash area would commonly indicate an actuator fault. If the h...

0 Known 1998 Mercury Mountaineer Maintenance Problems

2 Known 1998 Mercury Mountaineer Miscellaneous Problems

The rear wiper may stop working. This could be due to a rear wiper motor that has failed requiring replacement.
The rear window wiper may not fully contact the rear window. To fix, replacement of both the wiper blade and wiper arm is necessary.

0 Known 1998 Mercury Mountaineer Suspension & Steering Problems

10
Known 1998 Mercury Mountaineer Problems & Complaints

A failed heater blend door or actuator can cause the temperature control for the HVAC system to stop working. A clicking sound from the dash area would commonly indicate an actuator fault. If the h...
A coolant leak may develop from the radiator. Ford has released and updated radiator and powertrain control module (PCM) software update to address this issue. The software update includes revised...
The Mercury Mountaineer 4.6L V8 model is known for engine overheating, even with normal use, and a coolant leak from the front of the manifold. This will often trigger the check engine light and lo...
The rear wiper may stop working. This could be due to a rear wiper motor that has failed requiring replacement.
The intake manifold O-ring gaskets commonly leak, causing stalling and poor idle quality; the Check Engine Light will illuminate.
Various problems with the 5-speed automatic transmission were common. These problems can be more common on the 2002 models with build dates before March, 2002. There are many service bulletins desc...
A rattling noise from the engine may indicate that the timing chain cassette is worn. Our technicians tell us that installing an updated cassette and timing chain tensioner should correct this conc...
The Check Engine Light will illuminate and the engine will idle roughly when cold. There are updated upper intake manifold gaskets to resolve the problem.
4wd vehicles may develop a squealing noise coming from the front wheels when driving below 30 mph. This is generally caused by dry excluder seals, lubricating the seals will commonly correct this c...
The rear window wiper may not fully contact the rear window. To fix, replacement of both the wiper blade and wiper arm is necessary.
Get a Repair Estimate
Guaranteed by certified locations nationwide. Learn more
RepairPal estimates are guaranteed at over 1,700 quality certified locations nationwide. Learn more
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