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Not sure why you're slamming gears but I just got through doing the SD tune on mine - LM7 with LSXRT and 102 Icon TB. It has been challenging, but now getting good drivability and starting to make...

This is a geat question.. I just upgraded mine but I used a $49 tube and the LS7 Card MAF with a Crossover Harness for my 2000 Silverado. I will be curious to see how it went..

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Now experiencing a hanging idle at about 1800.....

Thank you! I have all MAF funct locked off for now. Temp iat is.close... I currently have a Math issue preventing AFR error logging. Does anyone have insight to this mat equation? Attempting to...

Just Upgraded from the LM7 truck intake. I made a carbon fiber CAI with an LS7 MAF (4") using stock air box, as well as the FAST intake and Motion 102 TB.

Looking for some basic pointers on...

Agree.. 5.3L... not a lot of cubes so yes... I think I may log a stft histo and tune it in on both maf and ve. Worth a shot. Appreciate the ideas and conversation!

Agree.. 5.3L... not a lot of cubes so yes... I think I may log a stft histo and tune it in on both maf and ve. Worth a shot. Appreciate the ideas and conversation!

Ok thanks, great info.. yes had all that turned off and I believe properly isolated both VE and then MAF. I also tune with P.E. turned off and then I do that last with WOT pulls.... I have been...

I have adjusted switch-points a coup

Currently it has the Speed Eng. Y-Pipe installed and nothing past that, no exhaust yet.. I am thinking this is response time for the CL instrumentation, but am not familiar, and not really certain...

Hello everyone!
2000 rcsb 5.3: 11.8cr, 231 int dur., 2" primaries.

I am new to HPT so just wanting to ask a couple of specific questions to see what your experiences might help with...

I...

I know this is kinda old, but....

You guys are really bringing out some great, hard to find info.. I'm kinda new also and amidst tuning my 2000 silverado p01. 2" primaries are giving me a...

So 36 lb-hr flow rate is best for the return style also (donor vehicle for the L59's is not available)?

so now I am settling on L59 injectors but looking at what I need to change for params as most are going to a returnless, but I am keeping return. should I start at 35 lb-hr across the board?

Looking for input to modify additional params other than Flow rate, as well as the flow rate itself (stock=26 lb/hr). I am not 100% assembled, so cant monitor fuel pressure yet on this vacuum...

Hey, just got my mpvi3 as well and doing similar work as you to my 2000... I would like to share files if you have any luck. I have been looking all over the repository and only finding stock...

Looking for some help.. if anyone would be willing to share their file. Starting on my stock truck next week or so... I have a 2000 Silverado with LM7 and 60e- we are doing 11:1 compression with...