Park Brake Not Releasing C2 Bus

This is a 2006 Thomas C2 school bus that had a park brake that would not release. The video shows the AMU air management unit that controls the PB circuit. When releasing the park brake the switch sends a signal to the bulk head module which is the brains of the operation allowing the PB… Continue reading Park Brake Not Releasing C2 Bus

Mechanic Confessions and Tips

It’s true I’m being totally transparent and confessing right here right now. I can sum it up in one statement “I don’t know everything.” Even after 37 years of working in the heavy duty mechanic trade it would be a huge lie to say I know it all. First of all why would any mechanic… Continue reading Mechanic Confessions and Tips

Milwaukee Impact Review

We recently acquired a Milwaukee impact rechargeable 1/2 inch drive for the shop. I strongly believe it was a good move  because of the convenience of not having to rely on an air compressor and air lines required for a typical air operated impact. The torque it delivers is more than adequate which you can… Continue reading Milwaukee Impact Review

School Bus Module Corrosion

Modules have been part of the mechanical world for many years. The technology has advanced in leaps and bounds with more monitoring and control of multiple circuits reducing wiring, switches and connections. Most school bus modules are sealed from the environment however if moisture and oxygen are allowed to enter it’s inevitable a failure will… Continue reading School Bus Module Corrosion

Easy Security Measures to Reduce Job Site Theft

Job site theft can put a damper on productivity and slow down even the best workers if they don’t have the tools they need. Reducing theft of tools can be done simply with a few common sense tips and tricks. Mark Your Perimeter – Putting up a fence around the job site will keep out would… Continue reading Easy Security Measures to Reduce Job Site Theft

Diesel Engine Code Elimination

It’s a great feeling to find a problem on a diesel engine and repair it without any comebacks. In the mechanic’s trade a comeback is a dirty word. Sometimes it can’t be helped but it still happens. However when you get a win it makes up for any negative occurrences. The diesel engine in this… Continue reading Diesel Engine Code Elimination

World Record Semi Truck Jump

Butte, Montana, USA July 2015 – Gregg Godfrey jumped 166ft with a semi truck, setting a new World Record jump.

Quiz Crossword Access

Diesel EGR System Cleaning

I phoned the representative for this mobile EGR system cleaning machine called the DFS 910. At first I wasn’t interested but thought about the actual labor involved to remove EGR system parts just for cleaning purposes. When adding everything up it was worth a try to get hooked up with this machine and see if… Continue reading Diesel EGR System Cleaning

Telematics Mechanic Super Tool

Who doesn’t love WiFi these days…. it makes any kind of technology so much easier with wireless communication. In regards to mechanics and working with diesel engines WiFi mixed in with telematics is the best tool going for reading engine codes on a vehicle regardless of it’s location. Telematics rules and if you have used… Continue reading Telematics Mechanic Super Tool