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  1. By Miles - Advice and answers from the By Miles Team
  2. Everything you need to know about car batteries

Everything you need to know about car batteries

Here are the most popular questions we've been asked about car batteries.

  • Why won’t my car start?
  • Why is my car battery flat?
  • How do I know if my car battery needs replacing?
  • How do I replace my car battery?
  • How do I know if my battery is getting old?
  • How often should I replace my car battery?
  • Does the size of my car battery matter?
  • Can a car battery recharge itself?
  • How do I get a long car battery life?
  • How do I get rid of my old car battery?
  • Do I need to charge a new car battery?
  • Will a flat car battery affect my fuel economy?
  • Can cold weather affect my car battery?
  • Do I need to add water to my car battery?
  • What is the voltage of a charged car battery?
  • What does the dashboard battery light mean?
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