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I have installed twin GT35s, SS2 cam, Walbro 450 in stock basket and SD 80's in a return system 8an feed stock feed as return. I got the injectors from Quantum Fuel Systems with no data. I'm...

I have a 2013 5.3 LC9 E38 deleted the AFM and installed 228/230 112 lsa cam, long tubes no cats and CAI. I think I'm close to having a good idle. I can blip the throttle and it revs and comes down...

gotcha. I wanna get out and drive if the weather will participate.

yeah they are plugged in. They are oscillating in CL but go flat when it kicks over to OL as there is a fault. How do I force OL?

I have an idle scan. Didn't get to drive it. The fuel trims go crazy when it goes into closed loop but eventually equalizes. What makes that happen?

I just put both spark tables back to stock. Ive richened it up. Im gonna try to drive it this afternoon and see how it acts.

I have the HO spark table set at 20 from 0-2000 rpm down to .36 on airmass. I was just trying to be safe. Could that cause some of my problem? What should I do with that?

Ok i finally got a little time to work on it and got a WB. I'm having problems with dropping below idle after a throttle stab or driving coming to a stop. I'm attaching my current tune and a...

Thanks for the reply. So does it look decent for idle or do I need a wideband for that as well?

I have a 2013 Silverado with 5.3. Deleted DOD and VVT and installed a Sloppy Stage 2 cam with eBay longtubes no cats. It actually idled on first start. Ive been messing around with the tune for a...