Cylinder misfires can turn a smooth commute into a rough, fuel‑wasting slog, and they almost always leave a trail of diagnostic clues if you know where to look. I focus on four of the most common ...

USA TODAY Cars discussed GM Energy's future plans and new tech with the company's vice president Wade Sheffer. Sheffer explained that new GM Energy tech is part of an entire ecosystem built around the ...

It looks like GM is working on modernising two-stroke engines by tackling their emissions problem. This could open a whole new chapter for internal combustion. It’s been a while since two-stroke ...