i was out on a road trip when i heard a rattle from the front of the car so i pulled into a dodge dealership and they say my srt-6 Will need some work ...you think?? HAHA any way he goes on to tell me i need a new tensioner part#5143092AA $97.00 and a new Damper- crans part #5166765AA $429.00 and a new pulley-idlns part #68020888AA $61.92 and the Alternatr pulley is bad so they i need a new Alternatr part#5097755AA $985.00 plus labor out the door total $2,200.95 .... is this stuff i can get from a vendor around here and maybe do some of the work myself???? and just because pulley is ban on Alternatr can't just the pulley be changed out... it seems to be working OK...any HELP would be great...thank you