never had that problem but just recently switched to side posts. i would buy a new battery, if you arnt tight on dough a nice dry cell is good. i have ran optima for 4 years, only one problem when my alternator fried the battery but with the optima warrenty i got a new one for free
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1968 1/2 ton 2wd lwb 6 lug disc and bags up front. Next c notch and rear bags
'02 Chevy Silverado LT ext cab short bed 2WD 5/7 drop on 22's

(the family car)
1993 Cherokee work ride/weekend wheeler