But included in their installation, he tested the old battery (dead) and, most importantly, he very meticulously cleaned all the corrosion gunk off the terminals and waa able to remove the old battery. I called AAA and thought the quote was okay. There was this nasty green powder caked all over the red battery terminal. I was going to try to replace the battery myself but the old battery had corroded so much that I wasn’t able to remove the terminals with my pretty crummy tools at home.
This testing is free at most auto parts stores or departments, or car repair shops.