WE have a sugeing issue that srats around 4500 rpm's. The truck is a 5.3L turbo'd with 48lb injectors, 4 inch exhaust and 9psi.
air fuel low 11;s with no knock.
Truck starts surging and then some knock starts to happen.
Where do I begin.
WE have a sugeing issue that srats around 4500 rpm's. The truck is a 5.3L turbo'd with 48lb injectors, 4 inch exhaust and 9psi.
air fuel low 11;s with no knock.
Truck starts surging and then some knock starts to happen.
Where do I begin.
Simply the best turbo kit for late model GM trucks.
Custom fabrication to fit your budget and needs.
Dealers for Precision, Comp. & Magnum turbos.
Online Store
[/CENTER]
its a chevy.. thats your problem
1951 3100
1984 C10
thats no help, lol
Simply the best turbo kit for late model GM trucks.
Custom fabrication to fit your budget and needs.
Dealers for Precision, Comp. & Magnum turbos.
Online Store
[/CENTER]
Any DTC's??
5.3L, 4L60E, True Dual Exhaust, 40 Series Flowmasters, K&N Cold Air Intake, Nelson Performance PCM, 93 Octane, 0% TM, Ram Air Hood, 35" Pro Comp X-Terrain's, 18" Mazzi Sphinx Wheels. 3000 stall Yank, TCI clutches, Trans-go Shift Kit. Soon To Come:
4.56's, Cam, PLT's
haha im sorry I just needed a free post.Originally Posted by Turbo6.0L
1951 3100
1984 C10
maybe fuel pressure isues?...
Vortec Performance Tuned
LQ9 built 4L60 LTs and a billion miles on the speedo!
Sounds lean (except for the A/F reading) but you knew that.
treys truck does the same thing, i really think the MAF is your problem....i bet it is maxxxed out
I will try to get a scan tonight while driving around.
Can anyone tell me if HP tuners is compat. with vista. I would like a new laptop for the truck stuff only.
Simply the best turbo kit for late model GM trucks.
Custom fabrication to fit your budget and needs.
Dealers for Precision, Comp. & Magnum turbos.
Online Store
[/CENTER]
I have HPT and I'm using Vista... Once you find out how to navigate around vista, it's cake mix.
30' Ford Model A Tudor Sedan - Custom chassis - Big bore LS2 - twin B76's - Glide - 9" w/ 3.07 gears - 30" DR tire - 2k lbs cruiser
Posting Permissions
Reply With Quote
