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 ...

GM is probing false blind-spot warnings in Chevy Equinox and GMC Terrain crossovers. A service bulletin advises diagnosis, but no part replacements yet.

If you own a GM EV, you may have noticed that there is occasionally no airflow coming from the rear-seat floor vents. Now, GM ...