New 700r4 Will Not Shift Out Of 1st Gear

New 700r4 Will Not Shift Out Of 1st Gear. 700r4 To Th350c Wiring Diagram Whe I went to test drive it, it took off fine then got up to 25 mph and wouldn't shift period Then suddenly, isn't it always suddenly, this installed 700r4 wouldn't shift out of 1st gear

Rebuilt 700R4 not shifting out of first.
Rebuilt 700R4 not shifting out of first. from forum.73-87chevytrucks.com

This necessitated its removal and lucky for me, we've got the other former bowtie overdrives unit in the back of the garage since 2013 waiting for a new home What rpm it shifts at will be determined by your shift kit, and the springs in the governor

Rebuilt 700R4 not shifting out of first.

Under normal driving, it will not shift out of first gear A 4.11 rear gear will make it shift pretty quick from 1st to 2nd, but this wont change for any 700R4, as they all have a very low 3.07:1 1st gear I was having problems with the 700r4 not shifting UP from 1st gear when I would take off

Gm 4l60e Transmission Rebuild Kits. When I let off the gas and get back into it it wont kick. To fix this, I put in a Transmission speed sensor and adjusted the TV cable and now it is shifting from 3 to 4th, however, now it will not down shift to first gear when I come to a stop.

Rebuilt 700R4 not shifting out of first.. Whe I went to test drive it, it took off fine then got up to 25 mph and wouldn't shift period In the last half mile home, it wouldn't do anything but first gear.