Mercury Montego Heater Only Works While Driving: 5 Common Causes

If your Mercury Montego’s heat only works when driving, there are five leading causes you should check.  They are low coolant, air pockets, a bad heater core, an airlocked cooling system, and a malfunctioning thermostat. We’ll start with the easy-to-check common problems and work our way to the harder-to-deal-with rarer issues that could be affecting … Read more

Mercury Montego Check Engine Light On: Why and What to Do

The check engine is the most common warning light that appears in the Mercury Montego’s instrument cluster.  Well over half of this site’s content is related to solving the various reasons why the check engine light comes on. The good news is that the check engine light indicates that there are Diagnostic Trouble Codes (DTCs) … Read more

Mercury Montego Soft Brake Pedal Causes

If your Mercury Montego has a soft brake pedal, it is a sign of a serious brake system issue. It’s usually caused by air entering the system in some way through a leak.  This article covers the six most common causes of a soft brake pedal as well as a solid diagnostic order if you … Read more

Mercury Montego Alarm Keeps Going Off: Causes + How to Fix

Your Mercury Montego’s alarm system is designed to detect potential intruders, keep its contents safe, and keep them from driving your car away. However, it is not uncommon for a car alarm to go off, or keep going off, for no apparent reason– also known as false or “nuisance alarms”.  This article will discuss some … Read more

Mercury Montego Key Fob Not Working: 5 Common Causes

If your Mercury Montego’s key fob is not working, the most common reason is a dead battery. Followed by water damage or fob failure.  Below, we’ve listed everything you need to do to get your car’s fob working again. A dead battery is the most common reason a Mercury Montego’s key fob fails. Table of … Read more

Mercury Montego Bad Fuel Mileage: Causes

If you’re filling your car up regularly and still getting crummy mileage, there are a few things that could be to blame. In this post, we’ll explore some of the most common reasons your Mercury Montego is getting bad gas mileage. Before diving in, it’s important to note whether or not your Montego’s check engine … Read more

Mercury Montego Metal Shavings in Oil: Causes

If your Mercury Montego has metal shavings in the oil, it almost always indicates engine damage, but it’s not always easy to tell what is causing the issue. This article will help you figure out what’s going on with your car. Metal shavings accompanied by a knocking sound typically indicate your Montego has spun a … Read more