Finding dramatic improvements from small, sometimes intangible or even free modifications is often disconcerting to us-like finding huge power gains from just a little bit of ECU tweaking on a fairly ...

In the mid-1990s, in an effort to improve customer service, satisfy government regulators and to reduce warranty costs, car manufacturers started to produce ECUs with the ability to be reprogrammed or ...

GM has issued a service bulletin for a reflashing of the Engine Control Module (ECM) for certain models of the 2020-2023 Buick Encore GX. The fix: owners of affected vehicles are to bring their ...