bro, it ice doesnt effected the alternator. mine more teruk than u.
proton wira all i think was same, remember alternator spoil might be kena water, u must know our car alternator was infront and not cover at all.. mine changed the alternator twice a year, first change was recond set, used for 5month then now i changed a new set bosch (rm300++).

remember to diy your daun pisang ya...hahaha

daun pisang was the cover for your wheel.