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Transmission control module connection plugs?

Tiny
TUAN NGUYEN4
  • MEMBER
  • 2003 CHEVROLET TAHOE
  • AUTOMATIC
  • 225,000 MILES
I'm replacing my transmission and I had an accident with my control module connection was cut off. Now I'm trying to put it back but first I try replacing the plugs but the wire color is different. Now that's why I need to find out the diaphram for both control module plugs for transmission.
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Wednesday, August 9th, 2023 AT 12:54 PM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 43,047 POSTS
Sure, here is a guide to help you test the connections and the transmission to PCM wiring diagrams you requested.

https://www.2carpros.com/articles/how-to-check-wiring

Check out the images (below). Please let us know how it goes
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Thursday, August 10th, 2023 AT 3:07 PM

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