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Spark Plugs Spark Plugs
Pity the poor spark plug. It lives in a hole, gets hit with a high voltage shock thousands of times every minute, and has to endure searing heat from explosions. The spark plug has the tough but important job keeping the power producing combustion inside your engine alive and well, for without spark...
Spark Plugs »
Spark Plug Wire Replacement Spark Plug Wire Replacement
Time was when your mechanic tuned up your vehicle you could often get the plug wires installed just for the additional price of the parts, since it only took a couple of extra minutes. And the parts were so inexpensive that many people opted to have the wires changed at every tune-up (15,000- to 30,000-mile...
Spark Plug Wire Replacement »
Spark Plug Diagnosis Spark Plug Diagnosis
In times past, one of the easiest maintenance items on a vehicle was checking and changing the spark plugs. That was before engine compartments became shrouded in emission’s tubing and computerized sensors. If you’re lucky enough to have an automobile where the plugs are relatively easy...
Spark Plug Diagnosis »
Sensor Troubleshooting: Manifold Absolute Pressure Sensor Troubleshooting: Manifold Absolute Pressure
We provided an overview of Check Engine/Service Engine Soon “idiot light” warnings and how to decipher their corresponding trouble codes in the IAT/MAT sensor story elsewhere on this site. Another engine monitor that can be checked and replaced by virtually anyone who has basic hand tools,...
Sensor Troubleshooting: Manifold Absolute Pressure »
Sensor Troubleshooting: Intake Air Temp Sensor Troubleshooting: Intake Air Temp
The Check Engine/Service Engine Soon light strikes fear in the stomachs of even the most jaded drivers. Humans seem to have an inherent fear of electricity, and we assume that any computer-related malfunction will be expensive. However, many at-home tests can help vehicle owners narrow down the problem...
Sensor Troubleshooting: Intake Air Temp »
Sensor Troubleshooting: Idle Air Control Valve Sensor Troubleshooting: Idle Air Control Valve
As we’ve mentioned in other articles, many of us freak out when the Check Engine/Service Engine Soon light illuminates on our car’s instrument panel. Most people don’t realize that many computer-recognized problems are faulty emissions-system sensors. You don’t have to be a professional...
Sensor Troubleshooting: Idle Air Control Valve »
Selecting a Battery Selecting a Battery
What’s the best battery? Ask a dozen different experts and you’ll receive a dozen different answers. Some will simply recommend a DieHard. Others swear by immobilized-cell, no-maintenance models. Still others might advocate using the same make and model that’s already in the vehicle...
Selecting a Battery »
Roadside Diesel Repair Roadside Diesel Repair
Economy and reliability are great reasons to own a heavy-duty diesel 4×4, so even when the conditions are bad it’s easy to feel a bit over-confident when driving an old reliable diesel-powered truck. Compared to a computer-controlled gasoline engine with its electronic spark ignition system,...
Roadside Diesel Repair »
Replacing Starters Solenoids Replacing Starters  Solenoids
One of life’s great ironies is that you generally don’t know you need to replace your starter or solenoid until you’ve already gone through the trouble of checking out your battery and cables for wear and corrosion, and perhaps having the battery charged. Such a clean up is a good idea...
Replacing Starters Solenoids »
Replacing Spark Plugs Replacing Spark Plugs
For many, replacing spark plugs is an exercise ripe with nostalgia, recalling their first experience with engine maintenance as they helped mom or dad check the plug gap on the family’s chariot…
Replacing Spark Plugs »

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