What do the letters LS actually mean in Chevy engines?

You've likely heard of plenty of Chevrolet engines known as "LS" in one form or another. But is there actually any deeper ...
GM Authority

2027 Chevy Silverado, GMC Sierra Engines: What We Know And Expect

GM Authority outlines the expected engine lineup for the 2027 Chevy Silverado and GMC Sierra, including next-gen V8s and a ...

Look at Nissan’s V6 Pickup Engine Glow Orange While Running at Redline for 100 Hours Straight

Even the most ordinary new vehicles undergo a remarkable amount of testing at the hands of fastidious engineers. Take the ...
GM Authority

GM Releases Fix For GMC Sierra, Canyon, Acadia Engine Ticking Noise

GM has released a new service bulletin to address an engine ticking condition affecting certain units of the GMC Sierra 1500, ...
Guessing Headlights on MSN

GM’s 6.2L V8 recall just took another turn, and owners are still asking questions

GM's massive 600,000-truck recall over faulty V8 engines just took another turn in 2026. With lawsuits mounting and oil ...

ULA’s Vulcan rocket suffers another booster problem on the way to orbit

Moments after liftoff from Florida’s Space Coast early Thursday morning, a shower of sparks emerged in the exhaust plume of United Launch Alliance’s Vulcan rocket. Seconds later, the rocket twisted on ...