a guy told me to try injector cleaner and premium gas and i think the problem is solved. is it true or just a fluke

thanks d-kuzmen

thanks 112deere everything seems ok just dont start

my 5.4l gas motor does not start the odd time.you have to spin it over 2 or 3 times then it fires up and runs fine.this only happens 1 or 2 times a week.its a 06 model with 40k on it .thanks