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Increased prime time but still have the same problem.

Just installed a Walbro fuel pump to my Silverado and it cranks long before start. :confused::confused:
Any help on what the problem could be? Any tables I need to mess with?

Thanks , any...

So far this how I made my histogram please correct me if am wrong.
I havent messed with the values yet since I do not know what exactly to do with the error values I get.

on PID I put Air fuel...

yes I do as well with a wide band sensor.

having trouble on creating a custom histogram for my 08 silverado on how to calculate the afr error. Am trying to tune MAF only any advise would be appreciated.

I read in some thread that 4.8 may take a bit more timing that 5.3's how true is that?

Thanks for advice guys! will try it out

thanks for the feedback am going to check it out. I never worked on VE tables any advise you can give me would be apprciated? also on the High Octane and Low Octane how do I determine what exact...

Whats up guys am fairly new to this tuning thing and want to learn more before I start messing around with my own truck. I was tuned by a local guy around my area but I felt he did not really take...

thanks for the feedback guys really appreciated!

First of all am new to all this, I never owned hp tuners and wanted to ask if anyone could give some advise on how to set up the AFRM NGK to hptuners. The Part number is 96604. Also I was wondering...