Heating / Cooling Archives - Page 142 of 149 - UnderhoodService
Loss Leader: Lost Cause?

It seems like there are always certain services that are routinely performed by repair facilities at a loss. Sure, they might generate enough revenue to pay for the direct expenses of doing the job, such as parts and technician labor, however, they often fail to make their needed contribution to the overhead expenses of owning

Wheel Bearing Failure Diagnostics

On a typical passenger vehicle weighing around 3,400 pounds, each pair of front-wheel bearings, as well as the rear-wheel or axle bearings, support saround 850 pounds, depending on the weight balance and driveline configuration. If it’s a 6,000-pound SUV, each bearing might carry about 1,500 pounds. This load is concentrated on the relatively small bearing

Ride Control Repairs

Keeping Your Customers’ Tires Glued to the Road

A/C Update: The Logic Behind Automatic Temperature Controls

Many new cars and trucks now have automatic temperature control (ATC) systems that not only regulate cooling but also heating for year-round passenger comfort. Most of these systems have their own computer that may be built into the control panel head, located elsewhere or integrated into the body control module. One thing’s for sure: the

Tech Tip: ASC Reminds Technicians that Mazda Water Pump Twins are not Identical

When referring to a catalog, whether OEM or aftermarket, a technician will find two different part numbers for a water pump for the Mazda MPV V6 3.0 liter: one for model years 1989 to 1995 (Pump A) and one for model years 1996 to 1998 (Pump B). No problem, right? Where the problem lies is the transition between 1995 and 1996 models where the vehicle could be equipped with either pump. If the wrong pump is installed, it can lead to a big headache.

Tech Tip: Volkswagen Coolant Pump Leakage

Coolant pump seals are designed to use coolant as a lubricant. This design intentionally uses a small amount of coolant to coat the seals during pump operation. Any excess coolant that accumulates will exit the weep hole when the engine cools down.

Honda Brake Service: Successful Jobs Are in the Details

You can’t argue that Hondas aren’t popular cars that have earned customer loyalty by giving many miles of trouble-free service to their owners. It’s safe to say that Honda has changed the way the world builds cars. And to think they’ve done it in 30 years is truly remarkable. All machines, even the good ones,

Selling Services, Tools for Selling Ride Control

It has been estimated by one ride control manufacturer, that 80 percent of vehicles in junkyards still have their original shocks or strut units. Part of the reason is that selling shocks and struts is difficult. It is an item that when it wears, it does not cause the vehicle to stop running. When it

A/C Update: Underhood Service: January 2006

MACS Jumps on the Express Train 2006 Show Preview Although temperatures are always changing, one thing remains constant: hot summers and cold winters bring great volume to the air conditioning, radiator and heater repair business. “Nothing is more important to our industry than the weather,” said Elvis Hoffpauir, Mobile Air Conditioning Society Worldwide (MACS) president

Suspension Vibration Diagnosis

The song “Good Vibrations” by the Beach Boys may have been a big hit in its day, but there’s no such thing as good vibrations or noise when it comes to a customer’s vehicle. Vibrations are annoying and may be a warning signal that something is amiss. So don’t ignore such symptoms. Investigate any unusual

Nissan Suspension Repairs

Basic Safety Checks Benefit Both Your Shop and Your Customers

Win a Harley-Davidson from Airtex in Pump it Up Sweepstakes

Airtex Products "Pump it Up" Sweepstakes offers the chance to win a 2006 Harley-Davidson Sportster or 32" Sylvania television just for selling or installing Airtex fuel and water pumps.