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After my research found out l8t cam can run on stock tune so i put l8t cam in my 5.3l made some changes in tune. It was running fine but i notice drop in fuel economy after 2 months. notice black...

Thanks Ben for sharing great info i didn?t touch my driver demand and predicted torque table i was not sure about that and your video clear everything.
thanks again

its a stock vehicle, i mainly focused on transmission. i only made few changes in engine. other than that vehicle is running much better than before.

I come across best tune for my vehicle so far, hope it help someone. 6l80 shifts like butter now. Can someone please provide 2018 5.3 stock tune?

Thanks

Hello Guys,
I got round ignition coils from factory and I ordered new OEM ignition coils but those are square one.
Is there any difference between those ignition coils?
If yes, Am i able to tune...

I am waiting for OEM wires, yes used dielectric grease all connections seems tight and nice otherwise truck is running good so far but getting misfire occasionally, i double checked ground at the...

No, DOD cylinders are 1,4,7,8, i replaced lifters, inspected all push rods were perfectly fine. Yes i am using DOD cam and Dod lifters just put 100 kms ago. I will try to replace spark plugs on 3 and...

Hmm i am thinking to put new OEM wires. But not sure what could be the reason may be carbon build up because i double check every thing and only #3 and #7 giving me trouble

I checked everything mine is 2016 Yukon 5.3l 6l80

can somebody tell me, whats wrong with this. randomly getting misfire on #3 n #7. New sparks plugs new wire. swap coils too. lifters replaced 100km ago.

Hello Guys.

I am really new to tunning and i am very fascinating towards it.I am not a professional. I really at beginner level. But tuning has changed my life. I can get what i want from my car...

Yes i disabled it in ECM still gota lifter failure and resplaced with aftermarket one failed after a month and now i am taking last change ny replacing it with OEM

Hello Guys,

I decided to remove dod system on 2016 l83 I Got kit from SDPC and thing is i don't have enough time to perform this task. I got lifter issue in past and i put lifter which i purchace...

Seems like lifter issue to me

Thanks for great info. For my l83 i order ls7 lifeters and L8T cam and new lifter trays block plugs And i am hoping for the best.

You have any tune file for this cam?

I disabled dod and still got lifter failure and i decide to physically delete afm. I saw too many options.which brand dod kit is best and how hard is tuning?. I don't want any aggressive cam just...

I start getting misfire on cylinder 1 during i was logging code P0301 and P0300 I am not sure if it is lifter or coil or bad spark plug so i leave it for a while will start fresh in the morning.

Can't figure out where to start. Need suggestions
I was getting bad fuel mileage and during i was logging start getting misfire on #1 P0301 and P0300. I turned off dod not sure if it is bad lifter i...

Hello every one. i am new to tuning and i made some changes to my stock 5.3l l83. my cats are bad ofcourse P0430, 0420 showed up i removed from dtc and next step will be remove cats and my main aim...