Apple Store France

Good evening I tell you my story at Apple Lille. I brought my MacBook Pro15pouce i5 June 2010. For the problem it restarts temp Temp in there do my MRI test ok he says is going to push further test so it takes my MacBook and three days later he called me and said Hs motherboard repair and € 580 I refuse I get it I get home I start it and there do not want to start and I have blue line on the apple and bar loading and restarts the temp. While my MacBook work well apart temp restart Temp what?