4.3 vortec gasoline start die,start die,start run,first thing every morning rest of day starts fine.
all electrical conections and grounds cleaned dyelectric grease,injectors tested good timing chain and gears new timeing good fuel pump good.complete tune-up sent into local dealer came back $1200.00 dollars to be told cold nature and just need to accept it.what am I missing any advice ,opinions.Thanks in advance