Devind was on it. I had the 10k switch on and that put it in ALDL mode and idled at 1000. Moved the switch to the outboard position, turning off aldl mode, and my adjustments were working and idle...

Thank you in advance for assistance!

Working on a 91 chev 350 with 1227747. Finally got it up and running with no error codes from SES and emulating from autoprom. Loaded the ADSU bin from here...

I bought the AutoProm and TunerPro RT in the APU1 package from Moates.... Just don't know how to use it yet :innocent2:


It'll start now but runs like poop. I did just figure out how to get...

Turns out it was a bad temp sensor. I have to give credit to Bill at BinderPlanet for helping out over there too and for having this great spreadsheet to check voltages!

This issue solved... ...

With key on and not cranking no fuel emits from injectors. SES blinks once then stays on. I turn on ignition then start to crank and immediately engine tries to start and revolutions increases and...

Cel blinks once when ign is turned on and then stays lit. Haven't reached full fire yet because it floods out and won't start.

We salvaged the hard fuel lines from the doner suburban. Do you...

Double post

Pressure gauge is @18psi and 0, supply and return respectively. Is that high enough to push that much extra fuel?

Edit Swapped in another regulator and got 16 psi and 14 while cranking. Have...

Hello all,

We are working on a 350 chev that came out of a 91 burb with the 7747 ecm that was transplanted into an off road crawler. We have the orig ecm and stripped off some sensors from the...