In an effort to help meet more restrictive emissions standards, GM launched a technology in 2005 that deactivates engine cylinders during undemanding driving scenarios. Known by both Displacement on ...

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 ...

A federal judge has handed General Motors a key procedural victory in the long-running GM lifter lawsuit, denying a late-stage effort by plaintiffs to split the case into two separate legal battles.