Quote:
Originally Posted by 4X4
The most important thing about battery replacement is cleaning the posts when installing the new battery. There is a tool you can buy for ~$5.00 that has a wire brush in the handle and a female wire brush for top posts. Scrape those posts and scrape the connectors on your car until they're rough and shiny.
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Not a bad idea to add a little vaseline - or any petroleum jelly, just not "grease" - to prevent corrosion/acid condensation at the terminals, too.