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yup cars running better than before and not having any shutoff issues. all the advice helped a great deal. It seemed to be the IAC too low, lack of fuel pressure, dirty fuel filter, also found a couple bad wiring grounds as well as my battery seemed to be giving me some issues as well so i...

got the IAC up to 15. Appreciate all the support

Just drove around the block a few times and didn’t seem to have the issue at all…

just updated

heres some new numbers CLT -160 ATS - 64 r - 1075 TPS - .44 IAC - 00 cc - 241AF - 04 L8 - 22 int - 128 bl - 134 i added some fuel pressure via the accufab regulator

Okay I should get a chance to adjust all these and update numbers later this week. I really appreciate y’all’s help. I’m used to old carb v8s

i know yall are saying 10 for the IAC is ideal. mine was bouncing between 00-01. when i got the rpms up a bit it was reading 03-04. seems low. i let the engine run long enough to get to about 180 degrees and was still reading the same. how do i go about adjusting this?

I finally had a chance to get some numbers off the scanmaster. Been working overtime everyday the last few weeks so havent had a chance to hop on here and upload. Appreciate everyones responses. drained the tank and put fresh e85 in, replaced the filter, and repaired some grounds, also charged...

Have a good way to boost leak test the car? It’s my first turbo car so still new to it all

I haven’t replaced the crank sensor since I’ve had it so I suppose that could be it

I’ll try and get some readings tmrw. The car shut off earlier and wouldn’t fire back up just kept cranking

Got the LS1 sensor. Most all the upgrades were done before I got the car

Just started to get my Buick on the road after sitting for the colorado winter. Drove it around the block and noticed when I would slow down/ come to a stop the car will start to stall out or completely die on me. All my lights stayed on and one of the times I was cranking for about 30 seconds...

So I just picked up an 85 grand national. Has had some work done and has a dw300 pump installed and some dw 60 injectors and running on e85. The gas gauge when the vehicle is shut off shows a little over half full but once the vehicle is running the gauge shows empty even though there’s gas in...