How Allison Transmissions Work

How Allison Transmissions Work

Allison transmissions are practically legendary. For over a century, they’ve been integral to the Indianapolis 500, the war effort, and freight. How do they work? How have they lasted so long and built such a reputation? What sorts of problems can they have? And...
Caterpillar Engines Explained

Caterpillar Engines Explained

CAT manufactured commercial truck diesel engines for many years but exited the business back in 2010. Their manufacturing still exists today, except they are done for various off-highway equipment and machines. The goal of Diesel Laptops has been to provide clients...
Detroit DEF SCR Tests

Detroit DEF SCR Tests

Diesel Exhaust Fluid (DEF) Quantity Test For Detroit Diesel Detroit Diesel EPA 2010 and newer engines will often have active and inactive codes for the DEF system. There are a variety of Detroit DEF and SCR tests that exists, which we want to make you aware of. The...
Clear 3714 Derate Cummins QSF

Clear 3714 Derate Cummins QSF

How to clear 3714 derate- Cummins off-highway engines can derate to the point of no longer being able to run. When you get a derate code it is a sign of underlying problems. As a result, there is always another fault that will display alongside the 3714 code. In the...