How Long Does a Battery Charge Take? (17-Year Electromechanic Explains)
With 17 years fixing cars, I’ve seen batteries fail from bad battery charge habits. Here’s what matters: Key Factors for Battery Charge Speed:✔ Amperage (Higher = faster, but risk damage)✔ Battery Age (Old ones charge slower—test yearly)✔ Temperature (Below freezing? Add 50% more time) Real-World Rule: If your headlights dim at idle, your battery charge system is failing. Test alternator output (should be 13.7-14.7V). Understanding Car
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