Rick's Free Auto Repair Advice

Posts Tagged: battery charger

How to Buy the Right Car Battery Charger For Your Car

The Complete Guide to Choosing the Best Car Battery Charger for Your Vehicle Quick Summary If you’re shopping for a car battery charger, here are the essentials: 1) Don’t buy used, old chargers from Marketplace, eBay, or Craigslist. Older chargers charge at too high a voltage for today’s cars, and that high voltage can damage the computer in modern vehicles. 2) Understand the different battery charger types and what each one can safely charge. 3) Learn how big a battery charger you need to charge your battery. 4) Look for … Read More

How to Charge a Car Battery After a Jump Start

How to Charge a Car Battery After a Jump Start Quick Summary If your car needed a jump start, don’t assume a short drive will fully recharge the battery. Modern alternators are designed to maintain a charged battery, not recover a deeply discharged one. While a minimum of 30 minutes of highway driving is usually enough time to recharge the battery, the safest and most effective way to charge a car battery is with a smart battery charger. This guide explains how to charge a car battery correctly, how long … Read More

The Right Way to Charge a Dead Car Battery

How to Charge a Car Battery Step by Step Quick Summary Knowing how to charge a car battery correctly can save you from buying a replacement before it’s necessary. I always recommend using a modern smart charger, selecting the correct battery type, and allowing the charger to complete all charging stages. Charging too quickly or relying on your alternator to recharge a dead battery shortens battery life and can even damage your charging system. A slow, intelligent charge is almost always the safest and most effective approach. Learn How to … Read More


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