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Air Filter Show & Tell: Seeing Is Believing

Air filters are normal wear items that ­require regular checks and ­replacement. Their role is to trap dirt particles that can cause damage to engine cylinders, walls, pistons and piston rings. In fuel-injected vehicles, the air filter also plays...

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Searching for 'Black Holes': Job Totals Reveal Missed Selling Opportunities

The concept for Maintenance Chronicle is simple: We ask one shop to record their maintenance sales for a two-week period, and then we see what we learn from the results. This edition of Maintenance Chronicle also proved to be valuable for the shop we...

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Selling Batteries With a State of Health Strategy

Batteries can be an easy sell in some ways ­because all customers ­understand the basic importance of the battery. Good battery = car starts; bad battery = car doesn’t start. Unfortunately, many customers aren’t in the market for that new battery...

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Saab: Fuel Sending Unit Replacement

The 2006 Saab 9-3 Sport sedan came in on the hook and the tow truck driver said, “I think it needs a fuel pump.” The gas gauge was reading less than a quarter of a tank and the low fuel warning light wasn’t on, so a quick fuel pressure check was...

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KIA: Brake Light On, Tachometer And Speedometer Inoperative

Applicable Models: 2001 Kia Optima LX, 2.4L Complaint The customer states the red brake light is illuminated on the instrument cluster. The ­customer also states the tachometer and speedometer intermittently stop working. Cause Confirmed the customer’s...

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Mazda: Fuel System Servicing Precaution

Applicable Models: 2004-’07 Mazda3 2005-’07 Mazda6 2006-’07 MX-5 vehicles During service/removal of fuel system parts on the above vehicles, the memory of the malfunctions and the long-term fuel trim need to be cleared by either removing the...

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Ford: ABS Light On With DTCs C1175, C1236, P0500 or P0503

Model: 2005-’07 Super Duty Some 2005-‘07 Ford Super Duty vehicles may exhibit an ABS light on and possible diagnostic trouble codes (DTCs) C1175, C1236, P0500 and/or P0503. This condition may be due to faulty vehicle wiring, a failed wheel speed...

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Composite Rotors Are Back

Veteran technicians will remember the problems with composite rotors in the late 1990s. These rotors had hats of stamped steel cast into the iron rotor. They saved weight, but they were prone to runout and installation errors. These types of rotors...

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Power Steering Dynamics and Diagnostics

Twenty-five years ago, when the power steering failed, diagnosing the system was easy. The most difficult problem to diagnose was the “morning sickness” that plagued some ­vehicles when they were cold. Today, the introduction of speed sensitive steering,...

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Diagnostic Dilemma: The Case of the Missing Code

When doing mobile diagnostic work, no-code stalling complaints are a major part of your agenda. In most cases, the client shop is simply too busy to duplicate the failure or, in some cases, a long test drive will yield nothing in the way of useful...

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Secondary Ignition: The Art of Spark

What is a coil? From the beginning of the internal combustion engine, several different ignition systems have been used to create a high-energy spark. The most popular system, and the one that’s in use today, is a step-up coil. A coil is nothing...

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Diagnosing Catalytic Converter Failure Symptoms

Although construction can vary according to engine application, the common three-way catalytic converter contains a reduction and oxidation stage. To create maximum surface area, each stage is generally a ­ceramic or stainless steel honeycomb substrate...

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Home Products Doc’s Blocks Offers Complete Selection of Fluid Transfer Fittings and Lines

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Doc’s Blocks’ new catalog features a complete selection of fluid transfer fittings and lines for the automotive repair and performance industry. Choose from air conditioning, performance, replacement and repair products that allow users to repair A/C and brake systems from single components to complete assemblies. Doc’s products are OE quality and fit.

New are a complete selection of high-performance radiators in both aluminum and copper/brass configurations, OE replacement fuel tanks and senders, plus A/C fittings and brake hardlines. Also new are OE A/C lines, remanufactured compressors, compressor blocks, high-performance fittings and many more new items.

For additional information on products offered by Doc’s Blocks, visit http://www.docsblocks.com/.

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TechShop Staff Writers

TechShop Staff Writers

TechShop Staff Writers

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Graywerks By ATP Automotive Exhaust Manifolds Include Hardware For Easy Installation

With vast coverage for both domestic and import applications and hardware included to make installation fast and easy, exhaust manifolds from Graywerks by ATP Automotive are the preferred choice of professional...More

WORLDPAC Opens Regional DC In Santa Cruz, California

WORLDPAC has announced the opening of a new regional distribution center in Santa Cruz, California. The facility offers expanded delivery and service options to local independent automotive repair professionals in...More

Saab: Fuel Sending Unit Replacement

The 2006 Saab 9-3 Sport sedan came in on the hook and the tow truck driver said, “I think it needs a fuel pump.” The gas gauge was reading less than a quarter of a tank and the low fuel warning light...More

Lithium: An Element That Is Charging Ahead

What is an EMV? As you read the hybrid and plug-in articles that my company, ACDC, is writing this year, we have coined a new term: EMV (electric motor vehicle). Rather than use hybrid, plug-in hybrid,...More

PHOTO TECH: How a Brake Pad is Made

Even with zero moving parts, the common replacement brake pad is one of the most difficult to engineer and manufacture components on a vehicle. From the initial design to the final packaging, we...More

BRAKE JOB: 2003-2011 Honda Element

It may look like a car that was never removed from the box it came in, but Honda Element isn’t boxy when it comes to the brakes. The Element is based on the CR-V platform. There is nothing tricky, but...More

Ultimate Underhood: Chrysler Slant Six

While the Chrysler Slant Six did not have the raw power of the Hemi, it was just a sophisticated. The Slant Six went into production in 1960 and lasted until 1983. The 30º tilt was borrowed from Mercedes-Benz...More

Lithium: An Element That Is Charging Ahead

What is an EMV? As you read the hybrid and plug-in articles that my company, ACDC, is writing this year, we have coined a new term: EMV (electric motor vehicle). Rather than use hybrid, plug-in hybrid,...More