When talking about modified cars, one term that gets thrown around a lot is ECU tuning. What is it? What sort of effect does it have on performance?

If you’re looking to soup up your whip, the first place you’ll probably look is the engine control unit. This computer shoved in the engine compartment controls just about every aspect of your car’s ...

If you’ve never heard the term flashing an ECU before, no, it’s not showing a form of identification or using a photo flash—or any other type of flashing for that matter. Flashing an ECU is tuning or ...

Zak is new to the CarBuzz team, working as a freelance content writer. When Zak isn't writing How To articles for CarBuzz he's working as a high school automotive technology instructor. Before ...

After military service a career as war correspondent was on the cards. But then an exclusive bursar programme in automotive journalism came 'a-knockin' - and so a 26-year journey spanning newspapers, ...

GM's E67 engine control unit (ECU) is the brain behind the LS9 and LS3, as well as many garden-variety four-, six-, and eight-cylinder GM engines. Because of its fast processor and plentiful memory, ...