Guessing Headlights on MSN

Patent alert: GM is cooking up a smarter V-8 that saves fuel without killing the fun

GM files a patent for advanced cylinder deactivation, aiming to make V-8 engines much more efficient without sacrificing ...
Pickup Truck Talk + SUV on MSN

New GM cylinder deactivation patent filing fixes reliability woes?– Coming for next-gen V8 engines

A recently filed patent details a new GM cylinder deactivation system that appears to be heading to the next-gen V8 engines ...
GM Authority

GM 6.2L V8 L87 Engine Never Had This Fuel-Saving Feature Constraint

As a result of production constraints and logistics issues stemming from the COVID-19 pandemic, GM decided to remove certain features from a number of its production vehicles. One of the most notable ...
Jalopnik

What Is Active Fuel Management (AFM) And Why Can It Cause Lifter Noise?

We may receive a commission on purchases made from links. Imagine you could get all the brawny output of a robust V8 engine in your truck when needed, but also get improved fuel efficiency while ...