The Engine Control Unit (ECU) is the brain of your vehicle's engine, responsible for regulating various critical functions such as fuel injection, ignition timing, and emissions control. When your ECU starts to fail, it can cause a range of problems, from decreased performance and fuel efficiency to complete engine failure. In this article, we'll explore the signs of a failing ECU, discuss the options for replacement or refurbishment, and provide guidance on how to make the best decision for yo
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