HI there
This code is for the 1-2 shift solenoid. Many times the issue is low or dirty transmission fluid. You will have to drop the pan, but most of the shift solenoids are bolted to the valve body. Here is some more info on the code
P0753 CHEVROLET - 1-2 Shift Solenoid Circuit Electrical Read more: https://www.autocodes.com/p0753_chevrolet.html
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