How Tread Design Impacts Wear, Traction, and Noise
When delving into the world of tread designs, one thing that is always fascinating is the size of the contact patch through which the tread design must roll. On an average-size passenger car tire, the contact patch is about the size of a 4×6-inch postcard. In total, all four contact patches reach about the size
The Ultimate Answer?: Brake NVH: Part One
In recent years, North American OEMs have had to spend more than $100 million annually at the dealership level to resolve brake noise issues. Also, JD Powers studies indicate brake noise is the third highest complaint identified by new-car buyers in the first 90-days of ownership. Brake noise on the aftermarket level is even more
Fleet Management and Warranty Companies: What’s the Difference?
In the case of a warranty company, the company has a direct vested interest in the costs of the repairs. Such companies sell a repair contract on a single vehicle where certain items on the vehicle are specifically named. The company will pay for, or toward, the repair of those specifically named items within the
Bleed and Flush Pointers
As we all know, a bleed and flush is really two separate processes that many times overlap on the same job. Bleeding the system is done to remove all air from the hydraulic system, while flushing is performed to replace the fluid. More and more shops are performing a variety of fluid flush services as
Replacing FWD Wheel Bearings
When a wheel bearing goes out on a FWD car or minivan, it may or may not give much warning. Typical clues include noise from the vicinity of the wheel, possibly some steering wander or looseness in the steering, and/or some abnormal tread wear on the front tires. Also, an ABS light could illuminate. Any
Human Resources: Growing Great Employees
Interviewing prospective employees is something every business owner must do. Good interviewing skills can go a long way to picking out the cream of the employee crop. A successful interview begins long before the actual interview takes place. First, make sure both you and the interviewee agree on an acceptable time for the interview. Next,
Power Steering Racks: Leak Diagnosis & Repair
Power steering is a wonderful invention, especially for those who lack upper body strength or have puny arms. Years ago it was considered a luxury option mostly for elderly people who drove big cars. But today, everybody wants effortless steering, whether they drive an econocar or a three-ton SUV. Consequently, virtually all cars are now
Small Town Inc.
Dealing with City Hall: A Case Study
Servicing Cartridge FWD Wheel Bearings
Early front-wheel-drive wheel bearing service was difficult and time intensive. The most common arrangement was a pair of tapered roller bearings similar to that of a rear-wheel-drive vehicle, but with a spacer between the bearings. Servicing this arrangement took time and often special tools. Of course, an axle shaft went through the bearings and spacer.
Power Steering Racks: Fluid Leaks & Repairs
Power steering is a wonderful invention, especially for those who lack upper body strength or have puny arms. Years ago it was considered a luxury option mostly for elderly people who drove big Buicks, Cadillacs, Lincolns and Imperials. But today, everybody wants effortless steering, whether they drive an econocar or a three-ton SUV. Consequently, virtually