i get my 24k done free since they ****ed my brakes at my dealer, the dealer manager said its 249.99 regular so iam happy i get it for free, although I know it actually costs them maybe 10 dollars . can someone tell me what consists of 24k service, my cars only got 8k on it right now but coming up to 24 months, is there a must that i do this at only 8 k?