Pontiac Problems? Ask a Mechanic for Answers ASAP
I WILL BET YOU HAVE A CLOGGED CAT.... DOES VACUUM GAUGE RESPOND SLOWLY...DISCONNECT EXHAUST WHEN IT GETS HOT ...I KNOW.... LOUD AS A MOTHER IN BIRTH BUT GOTTA DO IT...I HAVE RUN INTO THIS B4!
LET ME KNOW AND RATE ME THAT IS HOW I GET PAID IF THIS IS NOT PROB LEM I THINK IT IS BY YOUR DESCRIPTION CALL ME AND I WILL HELP YOOU FIND IT OK? ERIC
HMMM THEY RAN IT WITHOU THE EXHAUST HOOKED UP? DONT ASSUME HERESY
WELL CONFIRM THAT AND LETS GO FROM THERE.....are map and maf new what kinda parts...they kind you buy in the alley? sorry I have to ask in diagnostics cannot assume anything...you have to assume everything was done wrong and that the parts were used etc etc...you know what I mean does it have supercharger? the lower intake manifold always go bad...I always replaced it when the upper plenum gets replaced...egr? what about egr? I will help you find I'm L1 ...how is upper plenum? get me vin and I will look up tsbs
what is engine vacuum? 18 and steady? do you have scanner? what is engine timing showing on scanner? so good fuel pressure? engine vacuum timing? at idle and under load? when warmed up...lemme know
vin number mileage
you can use those noid light type of spark testers to monitor spark
maybe egr opening too much data stream anything unusual? fuel pressure good?
so does it idle smmoth? what about mass air flow readings? fuel trims let me know
yes put proper amount of Freon and that should be ok
ok you need to get a full grade scanner that is able to get u codes if you don't have one
monitor voltage to the coils and pump when it does this no start thing and stall thing....yes maybe wires running everywhere
yes I always use oe pcv when possible
k let me know