help

[Scott_0001]

had the car on a diagnostics machine today and they said the only thing that it could of been was that the battery was just on the green light. Had a service aswell and il b needing brake fluid and coolant change which they r charging £90, is that a ok price for that? Also to get rid of the the squeeling noise on a cold engine they said the altenater and fan belt were tight and that il be needing new belts 2 get rid of the noise