2007 yukon denali 5.3
I have a 2007 yukon denali every time I
hit the brakes come to a stop it shuts
off I can stop a few times and out of
know where shuts off try starting it up
won't start but if I press on the gas
pedal it will start change the fuel pump
pressure is good change the throttle
body change the purge valve before it
dies it almost sounds like its back firing
I'm going to change the spark plugs
tomorrow I have change everything I
could and it still keeping shutting off
can anyone help me