Car hesitates under boost.

[zachdeagle16]

Ok i have a 91 gst, the car pulls hard untill it hits around 15 lbs of boost then it starts to hesitate vey hevaly almost like you took your foot off the gas. My only mods are act lightend flywheel, mbc, autometer boost gauge and rewired fuel pump. please help!

 

[tazndrew04]

holy 7 years ago thread. Start with a boost leak test and if you dont find any leaks than id look at either the wastegate needing to be ported or else your having an issue with fuel cut.

 

[dmentdgst]

Why do people always start threads but they never finish them?

 

[morelock]

check pin92 on your ecu you have to crack open the ecu and see if it looks burnt or any thing else in there is bad i have the same problem right now i just put my wide band in im running a t3t4 on 7lbs and im running 13.8.1