Every fleet owner is excited about reduced maintenance. A responsible service manager understands that this does not mean you can turn a...

Engine fans are key to proper cooling. They work by pulling a tremendous amount of air over the fins in the radiator. Most engines today...

Trailer gap is measured from the nose of the trailer to the back panel of the sleeper. Sleeper extenders are not a consideration for the...

Most tractors today come equipped with an Automatic Traction Control (ATC) system and the functionality is optional on most all of...

The Federal Government has required most tractors to have an Antilock Brake System (ABS) since March of 1997. The legislation extended...

What is the purpose of a lubrication pump in a tandem drive axle set? There is a theory that this pump sends lube to the outer ends, this...

FMCSA 49 CFR § 393.67 - Liquid fuel tanks. Fuel tanks, 25 gallons or more, are required to meet FMCSS standards and indicate so on the...

ESC/ESP (Electronic Stability Control/Electronic Stability Program) are essentially the same product, the particular name depends on the...

Most OE’s offer auto reset mechanical circuit breakers as an option to fuses in the power distribution box. For a few more dollars, the...

Fuel filter maintenance is more important today, than any time in the past given the common rail design and tight tolerances. See below...

Today’s engines are designed to deliver maximum torque at low RPM. This provides for good fuel economy with proper gearing Torque curves...

A SCAAN is a full analysis of the projected vehicle operation. It is needed to verify that the correct torque converter is selected, and tha