P0751 GMC -

Question

P0751 code on 1500 GMC WILL the shift solenoid keep it from going in reverse

Answer 1

HI there

This code means the 1-2 shift solenoid is stuck off. This could be the result of low or dirty transmission fluid or some type of internal mechanical issue. This should not affect the reverse gear. Here is some more info for you.

P0751 GMC - 1-2 Shift Solenoid Valve Performance - No First or Fourth Gear

Read more: https://www.autocodes.com/p0751_gmc.html