Other information:
Removal
NOTE:
Removal steps in this procedure may contain installation details.
NOTE:
This step is only necessary if the TRM (trailer module) is being replaced.
Using a diagnostic scan tool, begin the PMI process for the TRM following the on-screen instructions.
Refer to: Module Configuration - System Operation and Component
Description (418-01 Module Configuration, Description ..
Press the learn button on the garage
door opener motor, you have 30
seconds to complete the next two
steps.
Return to your vehicle.
Press and hold one of the three
HomeLink function buttons you want
to program for two seconds, then
release. Repeat this step. Depending
on your brand of garage door opener,
you may need to repeat this sequence
a third time.
..