What is your question?
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What is your question?
what is it
What makes this problem better or worse?
when I'm driving
How long has your 2003 Mercury Sable had this problem?
a couple of days
1 Reply
Probably an alternator but you need a hands-on inspection to be sure. If you need to find a shop for this then use this link to find a good one near you. https://repairpal.com/repair-shops Alex