Evolution of Duramax: What Year Did Duramax Start Using DEF

Every vehicle produces certain levels of harmful emission nitrogen oxide (NOx) gasses. The number of vehicles on the roads triggered a need to lower the emission rate of those gases.

Revving Up The Specs: How Much Horsepower Can A Stock Allison Transmission Handle

When GM designed the new Duramax engine family, they had to think about utilizing a new transmission system. The GM had some other transmission options that could work, but high

Maintenance Tips: What Fluid Goes In A Duramax Transfer Case

If you own a 4WD or AWD, a transfer case is crucial to your truck. The transfer case divides the torque from the transmission to the front and rear axles.

Behind the Power: Is The LMM Duramax A Good Engine

The Duramax diesel engine family evolved from the first generation in 2001 to today. Each generation brought up some improvements both in construction and performance. When the LMM engine was

Understanding the Engine Basics: A Guide to 8.1 Vortec Specs

GM has a rich past of making reliable and powerful big-block engines. This engine is based on a cult GM big-block V8 engine, the 454 CID. It came as a

The Verdict: Are Hastings Filters Good or Not?

Choosing filters for your car’s maintenance is crucial for the overall health and work-life of the engine. Among many manufacturers, the name Hastings is already an established brand. But, are

Quick Fix: How to Bypass Blower Motor Resistors

It is a hot summer day, and you are stuck in traffic for hours. You try to turn on your AC, but you don’t feel that it did anything. You

How to Bleed Air from Duramax Fuel System: An Easy Guide

Duramax engines are known as good and reliable engines, but they have some common issues. Duramax fuel system is prone to different problems like low fuel rail pressure, fuel injectors

Power Meets Comfort: What is the Duramax Plus Package?

GM offers various trim levels and additional packages to its customers. That way it is easy for everyone to customize their drive. You can choose from the most basic trim

Can I Run Biodiesel in My Duramax Engine Safely?

Today, more than ever, we are paying attention to car emissions and their effects. Numerous improvements are implemented, and additional cleaner fuels are in use. Diesel cars are known as