I havent really had a chance to dig into it yet but i have an 07 blizzard and an 06 attak and neither one will spin over with the electric start...I have off and on had chargers on them over the summer and in fact had one on them last day or so...both sleds instantly said fully charged when plugged in but left trickle on for the night anyways...went to try and start and both just sit there and click...(selinoid click) but no starter....what u guys think...sort of looked.over fuses and all look good...also yammys fuel pump kicks right on....dont have a problem buyin bats but dont want to drop a couple hundred if that aint it.....