2004 GMC Yukon - Bypass programmed, but I cannot get anything to work after that re valet/remote start programming.

Question

- 2004 GMC Yukon XL 2500

- Wired according to guide 61101

- Verified all wire connections with a test light

- Bypass programmed fine

- Have Fortin RF642W as well, but have never gotten the LED on the antenna to turn on

- Yellow LED on unit comes on with ignition on, but that's it

Answer 1

Have exactly same issue and I couldn't get an answer yet.

!!