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Tech Stuff

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Servicing Suspension Struts Requires Attention to Detail

When a customer comes in and says the car is not riding “right” or there’s a clunking sound from underneath, it’s important to do a thorough investigation before jumping to any conclusions. When the vehicle has a strut suspension, you need to understand how all the components work together and which ones are most prone to wear. Here are strut service tips that should be used whenever working on vehicles.

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Leak Detection: Smoke, Dye and Electronic Methods

The average age of cars and light trucks on the road is now 11 ½ years, according to research from the latest Auto Care Association Factbook. Think about that for a moment. It means that you are dealing with higher mileage vehicles and  the issues that result for long-term wear and tear.

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E&M Motors Goes the Extra Mile

E&M Motors is located in Stuart, Fla., about 40 minutes north of Palm Beach. The area is rich with history from Spanish galleon shipwrecks to hurricanes and even a story about pirate Pedro Gilbert, who tried to board a U.S. Merchant ship in the 1830s, only to be caught and executed.

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Coil-on-Plug Ignition: The Art of COP Misfire Diagnosis

When an engine with coil-on-plug (COP) ignition starts to misfire, there are two challenges: finding out which cylinder is misfiring and finding out why. Even if you find a bad coil, simply replacing it is not the whole repair, because like so many other parts of a vehicle, COP ignition coils don’t really die, they’re murdered. We’ll discuss how and why later; first let’s focus on finding the misfire.

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Where’s the Respect for ‘Parts Changers’?

The knowledge and skill of technicians who diagnose and service today’s vehicles is critical to the success of any shop. Whether the required component replacement or system assembly is performed by the same specialized technician who performed the diagnosis or by a general service tech, the proper installation of a part is far from simple. So when someone makes a comment such as “he’s just a parts changer,” it makes my blood boil.

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Tool Review: Lisle Brake Caliper Piston Compressor

As we all know, replacing pads on any brake caliper involves compressing the piston(s) to make room for the new pads. As pads wear, friction material thickness is reduced. As the pads get thinner, the piston(s) continue to move further out of their bores.

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Use These Tips to Obtain Superior Gasket Sealing: Avoiding Leaks Requires Precision Work

Engine leaks are both annoying and potentially lead to engine damage and failure. In this brief article, we’ll discuss ways to obtain proper sealing of oil, coolant and engine vacuum, while also providing an overview of various gaskets and sealing materials.

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Oils and Filters: Selecting the Correct Lubrication and Filtration

As we all know, the diversity and selection of engine oils available today can seem mind-boggling. We have choices of “conventional” oil (petroleum based), high-mileage oil, synthetic blends and full synthetics. Trying to make sense of it all, or should I say, advising customers with regard to selecting an oil, can sometimes seem frustrating.

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Brake System NVH Woes: Addressing and Avoiding Noise, Vibration and Harshness Issues

The usual complaint after performing a brake service is typically going to involve noises — squeaks, squeals, squawks or vibrations. You name it, brake noise under moderate to light applications is a common complaint, but what causes it? And why don’t they make noise under a hard application?

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The Importance of Being Auto Centric: Repair Facility Is on a Quest for Excellence

Tom and Deb Ham’s Auto Centric repair facility is located in Grand Rapids, Mich., a state bordered by four of the Great Lakes. Since opening in 1978, this upper-tier repair business exemplifies the definition of both grand and great.

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