Does a Car Battery Need Replacement at 30% Lifespan?

1 Answers
IsabellaFitz
07/29/25 6:14pm
Batteries are designed for a lifespan of 27 months. Generally, family vehicles are used more economically, with new car batteries often lasting 3-4 years. However, after the first replacement, batteries typically require replacement every 2 years or so. Battery maintenance methods: Frequent Charging: Car batteries need regular charging. If left unused for extended periods, they will gradually self-discharge until they become unusable. Therefore, the car should be started periodically to charge the battery. Regular Cleaning: Clean the battery terminals periodically and apply specialized grease to protect the wiring harness. Regularly inspect the battery's components and connecting wires. Avoid Using Electrical Devices After Turning Off the Engine: Using car electrical devices after the engine is turned off is prohibited. Running the battery alone without the engine generating power can cause damage to it.
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