i havent had time to go back to BR i live in hattieburg now and im leaning towards my ecm going bad because lately every time i shut the car off after it gets to operating temp it goes into reduced...
Type: Posts; User: vdvan02
i havent had time to go back to BR i live in hattieburg now and im leaning towards my ecm going bad because lately every time i shut the car off after it gets to operating temp it goes into reduced...
ok so i have been fighting this idle surge for some time now first let me give a run down of the engine i have trick flow 220 heads 604 lift cam fast 92mm intake 59lb injectors 90mm throttle body...
nevermind i found it in the tcm
Laptop is at work will tomorrow
I have an issue when I first take off hard the wheels spin a little it acts like traction control makes it fall on its face I have bypassed the brake module and disabled all the wheel speed sensors...
let me put a few more miles on it before i take anymore logs to dial them in do i have to do wot it seems to surge a little while just cruising and has a hard start like timing high after its warmed...
let me put a few more miles on it before i take anymore logs to dial them in do i have to do wot it seems to surge a little while just cruising and has a hard start like timing high after its warmed...
Just updating my post to send thanks to Mr.z0611 for the assist with getting my tune pretty close if not spot on im attaching our tune and latest log let me know what you guys think and thanks again...
i have gotten my fuel trims to come down but wants to idle 1500 i raised the intake volumn 0.150 and install a new oem upstream sensor and installed a screen in front of the maf
thanks will post more logs later today
Do you mind if I pm you?
Do I put it in the existing o2 location?
I have a wideband but wait on an adapter cable to plug it to the laptop
My car only has the 1 upstream sensor being the ls4
Also should I have a screen in front of the airflow meter my fuel trims go thru the roof when it goes into cl
idle tune
100367 log
I dropped the size of the throttle body to a stock 2009 5.3l truck engine was advised that the 102mm is be too big
My wide band is supposed to be here Tuesday
thanks im going to start trying to tune it this weekend
i have a 2007 monte carlo with the ls4 in it. i recently built the engine with the following parts installed jegs fabricated aluminum intake, trick flow 220 heads with 2.055/1.60 valves, full roller...
found the issue to be wrong camshaft actuator installed on reman engine
Camshaft Part Number
12623065
Duration @ .050 in. (int./exh.)
198?/209?
Valve Lift (int./exh.)
0.500 in./.500 in.
Lobe Separation
115?
Cam Gear Attachment
1-Bolt
and yes stock style vvt
from what I have read the cam and actuator from the 2 engines are a lot different