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Emission controls represent one of the most crucial systems within your vehicle, and it depends on dozens of individual components to perform as intended. Even a single switch failure is capable of quickly mucking up the works, so pay close attention to your dashboard. When your Check Engine light is on, it's time to shop for new switches to get your system back on the right track.

Switches are crucial to maintaining reliable performance from components such as your early fuel evaporation system and in many trucks, diesel glow plugs. Respond to signs of failure quickly, and prevent lost functionality from your vehicle with DIY solutions from, your destination for expansive selection and outstanding prices every day.