Coolant Service
It’s Getting Hotter Out There; Know How to Keep Your Customers Cool Coolant testers, pressure testers, flushers and exchangers. These are the tools and equipment shops need to keep their customers’ cooling systems cool. We’ve had an unusually hot summer this year. Record high temperatures across the country have left many vehicles steaming alongside the
Wheel Speed Sensors
According to a recent BRAKE & FRONT END survey, the most commonly replaced ABS items are wheel speed sensors and wheel bearing hub units with wheel speed sensors. Pulling a wheel speed sensor code does not mean that you should immediately pull and replace the sensor. If you do not confirm the source of the
Brake Lubricants
How a little lubrication can turn you from a zero to a hero.
Automatic 4WD Hub Replacement
Automatic hubs are used on many 4×4 trucks to disengage the front wheels when four-wheel drive is not needed. Disconnecting the front wheels reduces friction and may improve fuel economy as much as one mile per gallon depending on the vehicle. A one mpg difference may not sound like much, but with gas costing around
Brake Fluid Testing, Bleeding & Flushing
Brake fluid is something that should always be changed when the brakes are relined or when replacing a caliper, wheel cylinder, brake line, hose or master cylinder. But what about other times? Should brake fluid be replaced for preventive maintenance? Most brake experts say yes! DOT 3 and DOT 4 brake fluid contains glycol ethers
Wheel Bearings 101
Service and replacement is making a comeback on some vehicles Some people think servicing wheel bearings is a thing of the past — like measuring dwell on a set of ignition points. But, even with sealed hub units, inspection and service have not gone out of style. Like any moving part on a vehicle that
News: KYB Taps Mike Fiorito
KYB America LLC recently named Mike Fiorito to the position of director of business development, announced KYB Senior Vice President Mike Howarth. “As KYB continues to expand in the North American aftermarket, and with the recent announcement by CARQUEST that KYB will become its full line shock and strut supplier, we had a need to
Diagnostic Solutions: Wheel Bearing Diagnosis
PROPER PROCEDURES AND CORRECT TOOLS PREVENT COMEBACKS Although wheel bearings are often the most neglected part of the vehicle, they nevertheless have a critical job to do, and in most cases, do it very well. Not only are wheel bearings designed to support the weight of the vehicle and allow it to travel over a
Viewpoint
I recently bought a 1967 AMC Rambler American for a “beater rally” that will take the car from New York to New Orleans (www.baberally.com). The 1,500 mile trek is not that extraordinary, but when you consider that it must be done in a $250 car, it takes on a whole new dimension. Also, the more
Diagnostics Through CAN Networks
Since model year 2003, a growing number of domestic and import vehicles have been built with a new onboard communications protocol called CAN (Controller Area Network). CAN is essentially an engineering standard for how computers and modules talk to one another via the serial data bus in a vehicle’s wiring system. It’s a high speed
Better Breathing: EGR Improvements
So Why Do We Have EGR? By Glen Beanard, technical contributor The Exhaust Gas Recirculation (EGR) system was created in the early 1970s for the same No. 1 ranking motivation that drives every other engine management system design — to reduce emissions. The EGR valve targets one specific pollutant, oxides of nitrogen (NOx). Under normal
Selling Services: Anti-Seize & Studs
Last month I received a great letter from one of our readers. He was absolutely livid about the story “Double Hit” in our February issue. Ed from the Cherokee Garage in Beckwourth, CA, pointed out several incorrect items in the article. In the article, it was advised that a light coating of anti-seize could be