This system is very similar to the home link system.
2012 silverado garage door opener.
Start with the garage door open.
Hold the truck button until the door closes then let go.
It is likely that they will be located on your rearview mirror your visor or your overhead console.
Park your car facing your garage and switch on the ignition.
Programming your homelink garage door opener for the first time.
Find your homelink buttons.
The lear product shown in the photo is not homelink they called in universal home remote and lear called it learcar2u.
Programming the car2u is different if you have the newer learn button on your garage opener or the older dip switches.
Car2u is a universal garage door opener remote feature available on some buick cadillac chevrolet ford gmc lincoln mazda mercury saturn and hummer vehicles.
My 2012 came with this as a factory installed option and i ve been using it with my 15 year old garage door opener ever since i bought the truck new in 2012.
Usually you just hold the button down in your truck until it flashes probably 5 7 seconds then press the button on your garage door opener while still holding down the button in your truck.
Ensure that the remote control transmitter has a new battery.