Mercury Mountaineer:  Reduced Engine Power Diagnosis

  One of the most annoying things that can happen when we are driving our vehicles is when we get the reduced engine power light.  Most of the time, reduced engine power doesn’t make commuting home possible since the max speed your Mercury Mountaineer will reach is not going to be enough to keep you … Read more

Mercury Mountaineer: Black Exhaust Smoke → Symptoms & Diagnosis

Black smoke coming from your Mercury Mountaineer’s exhaust is definitely a concerning problem.  Different colored exhaust can mean different things.  Black smoke is typically of greater concern than white smoke. Dark black smoke coming from the exhaust of your Mountaineer indicates that there could be a serious engine problem, and indicates that the air/fuel mixture … Read more

Mercury Mountaineer Engine Knocking Causes + How to Fix

One of the most alarming sounds you can hear from your Mercury Mountaineer is the engine knocking. Unfortunately, an engine knock can be a sign of significant engine problems. The first thing you should do is check your Mountaineer’s oil. If it’s low, fill it up. If it appears frothy, there may be coolant getting into … Read more

Mercury Mountaineer: Bad MAF Sensor → Symptoms & Causes

  The mass airflow sensor (commonly abbreviated to MAF) is one of the most important engine management sensors.  A bad mass airflow sensor can leave your Mercury Mountaineer’s engine running rough, or even inoperable. A MAF sensor measures the density of the air entering the intake manifold.  It passes this information onto your Mountaineer’s ECU. … Read more

Mercury Mountaineer AC Not Cooling:  Why and How to Fix

One of the most inconvenient vehicular problems is when the A/C won’t blow cold air. If your Mercury Mountaineer isn’t keeping you cool, we’ve outlined some of the most common reasons why this might be happening. It is entirely possible for your Mountaineer’s heater to work just fine even when the air conditioner is blowing … Read more

Mercury Mountaineer’s Steering Wheel Shaking: Every Reason Why

If your Mercury Mountaineer’s steering wheel is shaking, you should deal with it immediately. A shaking steering wheel in the Mercury Mountaineer is caused by anything from the wheels and tires through the suspension (ball joints, tie rods, etc.) to the braking system.  We’ll start with the easiest things to check and move towards things … Read more