Having problems with your 2002 Mercury Sable ?
New battery but at times won't start. - 2002 Mercury Sable
Try cleaning the connectors that clamp to your battery or screw in as they can sometimes accumulate dirt and grease which causes an unreliable connection to the battery. Clean the posts or the screw holes, whichever it is, as well:)
Repair Help & Product Troubleshooting for 2002 Mercury Sable
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