i have a pug 306 gti6 umm it will start up on the frist turn of the key all times but when could it bogs out then cuts out when she warms up she alot better but when the temp gose over 90 it bogs out even more. then when the temp gose over 95.. 100 the engine wont even run.. the car had a new head gasket done on it then off the road for 2 years.. sum1 plz help