General Motors' LS4 engine has long been known to have a number of issues - here are the biggest problems owners have reported with it.

A new class action says GM uses low oil to deny Duramax engine claims. GM’s own 2024 and 2025 dealer bulletins show why a cracked oil cooler makes a neglected engine and a defective one look the same.

Big numbers are fun to rattle off, and big numbers tend to come hand-in-hand with big pickup trucks. We love being able to ...

Diesel engines haven’t enjoyed the broad appeal in the U.S. that they have in the rest of the world, but there is one segment ...

The truck ran well and showed no check engine light, he said. After roughly 200 miles, the driver was asking for help and ...

A two-year GM diesel truck earned a lasting reputation for durability by pairing strong power with simpler pre-DPF hardware ...

His $43,000 trade allowance nearly covered a used Sierra AT4. By November, he was facing a trailer-light repair and offering ...

General Motors unveiled updates for its new 2027 heavy-duty truck lineup, which will launch this year on the Chevrolet Silverado HD and GMC Sierra HD. Central to the updates are GM’s first all-new, in ...

Joel was previously an editor at Autoblog for nearly a decade, covering cars from humble economy hatchbacks to high-end sports cars. He has extensive driving experience with plenty of track time, and ...

General Motors acaba de presentar en Estados Unidos las nuevas Chevrolet Silverado HD y GMC Sierra HD 2027 las cuales tienen como principal novedad la adopción de un nuevo V8 turbodiésel Duramax de ...

Alina has been enthusiastic about vehicles her entire life, and even from an early age found herself itching to get behind the wheel. Through high school and college, she could be found reading ...