ByJosh Boyd Today’s vehicles rely on complex networks of terminals, wires, and sensors feeding electronic modules that control vital systems. One such module is the body control module (BCM), which is the…
ByMark Stevens Got engine trouble? A faulty MAP sensor could be the culprit, and knowing that could save you some cash. We’ll explain how this inexpensive type of sensor works and go…
ByJosh Boyd Learning to correctly use an OBD II scanner takes time and experience. What appear to be codes $7E8 and $7E9 on scanners are actually not diagnostic fault codes but data…
ByAdam Mann Perhaps the most common automotive problem in the world is a car that won’t start. It’s a problem that ails millions of people each year, and one of the most…
ByAl Seizovic “Your dash is lit up like a Christmas tree.” If you’ve had anyone say this to you, chances are you’ve passed up some much-needed maintenance on your vehicle. There’s also…
ByAdam Mann When you get behind the wheel and start up your vehicle, you don’t want to see any warning lights lit up in your dash. But with certain makes of vehicle,…
ByJosh Boyd When headlights mysteriously stop working, a faulty relay is often the culprit. This small but critical component controls power flow to the headlight circuit. Learn the warning signs of a…
ByAdam Mann Your vehicle’s lights inform other drivers on the road what you’re up to, and of all the lights on your vehicle, the reverse lights are some of the most important….
ByJosh Boyd A properly functioning alternator is absolutely essential for powering your vehicle’s electrical system and recharging its battery. But if the alternator fuse blows, the charging system fails. Without alternator output,…
ByJosh Boyd Spark plug wires channel ignition energy to fire cylinders. But an engine’s plug wires are subject to a significant amount of thermal and electrical stress, thereby making them prone to…
ByJosh Boyd Alternators can fail in obscure ways. Many assume undercharging is the main issue, causing the battery to die. However, a damaged alternator may overcharge, sending excessive voltage throughout the electrical…
ByJosh Boyd We expect our cars to start with a turn of the key, but sometimes the engine fails to start, leaving us frustrated and late. A perplexing “no start” issue is…
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