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I did not scan it after fixing the power issue. I just took it around the block. Shifted great 1-2, 2-3. I will clear the DTC's and scan it again tomorrow. I did notice that it did not go above 3rd....

Got it. Shifts fine now. It was the power like you said. Break in the power wire to trans. Looks like a kink or something originally. Works fine now. Thanks all for the help.

I will go out and check for power. I did insert a few more tables in the HP Tuners scanner Table Display.
I added Trans current gear, Trans shift mode, TCC mode, Force motor (PSC) Actual Current,...

I cleared the codes before making the trip around the block. If I did clear it correctly. I clicked on the red X in the DTC table and everything disappeared then hit the Check make and drove it...

If I drive it and leave it in (D) it will not shift even at 5500RPM. If I pull it down in 2nd and then manually shift it when the rpm's come up it shifts up a gear. Now whether thats 2nd to 3rd I can...

OK here is a list of codes driving it around the block.

P0758 2-3 Shift Solenoid Circuit Electrical (SES)(old)(History)(Current)(Immature)
P0135 HO2S Heater Performance Bank 1 Sensor...

Yes, I thought it was in limp mode myself. I think the VSS is working due to the scanner reading MPH. I am back at work and will pull the codes again here when it warms up in about 2 hrs.

Need some help/Idea's

I removed a running driving complete 5.3 motor/trans out of a 2000 Silverado 2wd.
I installed it into a 99 S10.
It starts right up and idles fine.
When I drive it, it...

Thats what I have been doing. I only need the trans settings addressed. My motor is completely stock for now. I download a tune from the repository then select my tune and look at the differences. It...

Hello all, Have been tuning my Syclone for several years with a custom made program. The Syclone program is nothing like HP Tuners and I have never messed with Torque management and such.

I am...