In almost 25 years powering General Motors trucks and SUVs, the 6.6-liter Duramax V8 diesel engine has earned a loyal ...

Duramax diesel engines have been featured in various vehicles, notably GM trucks, for decades. There's a reason why these ...

GM debuted a revised engine, the LLY, mid-way through 2004 for the Chevy Silverado and GMC Sierra 2500HD/3500HD — thus the ...

Today's pickup trucks have smaller, more efficient engines, but they still pack plenty of punch. Four of the top six ...

GMC Sierra 2500 HD AT4X AEV Ultimate Build conquer! I drove it on Overland Expo PNW's demanding course to find out if this ...

The GMC Sierra is burning oil, its grille flew off, and the upper control arm joint fell apart before 50,000 miles.

Fishing Back When - Written by past contributor, Bob Bernstein, from the May 1989 edition of National Fisherman.

GMC Sierra HD owners looking to squeeze more performance from their Duramax engines now have a new plug-and-play solution, ...

L5P Duramax 6.6L engine delivers exceptional power, torque, and durability, making it a top-tier diesel engine. However, ...

For Chevy Silverado HD owners ready for a healthy power boost, Gale Banks Engineering is now offering a super simple plug-and ...

Fleets, especially those operating in California, often face complicated emissions compliance. CARB-24 Omnibus-compliant ...