GMC Sierra Classic 1500 Model Overview

Truck Doesnt Want To Shift

Truck shift up to 2nd no problem but wont shift to 3rd unless your rpms are really high and wont shift past that

2007 GMC Sierra Classic Transmission Issue

I just changed the trans filter. Now when i shift into drive it will go into gear but feels as though i have the brakes applied. Reverse works fine ( yes, i put fluid back in).

Dash Cluster

1977 gmc k15. amp and fuel gauge don't work. Guessing its a ground. Dash lights do work. don't know what pin on printed circuit supplies ground.

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