weres the old plugs? check them carefully for any orange color. if you have any discoloration you have coolant leaking into the combustion chamber causing your misfire/popping/backfire.
Printable View
weres the old plugs? check them carefully for any orange color. if you have any discoloration you have coolant leaking into the combustion chamber causing your misfire/popping/backfire.
old plugs were delcos they were good....just started it a while ago its still does it fukin sux and pisses me off
Contact Dr. Nelson.
a witch doctor will be better !Quote:
Originally Posted by double047
checked plugs,checked pushrods,found a dried cracked vacuum cap put a new one and this thing still pops.yea it needs a wideband hookup just to see where shes at
Damn bro ur catchin hell with this huh... Best of luck!
post pics of all the plugs.Quote:
Originally Posted by STUNNA
i know what the problem is..... its a huge problem on all 07+nnbs engines it happens alot when u go WOT.
sorry i put the plugs back in they were fine just a lil carbon.... my engine light comes and goes ....still pops though......guess its not that bad cause i pulled a new 5.0 other day at 60 roll lol...its just from a dig right when i punch it it POP....even parked reving it pop pop
then u still have the problem.Quote:
Originally Posted by CHEVROLADE