How To A Program GM Key Fob A key fob, also called a keyless entry remote or keyless transmitter, controls your vehicle’s locks, trunk and alarm from a distance. Every key fob must be programmed to ...

Step 4: Program the Remote. Take the new key fob you want to program and press and hold both the “Lock” and “Unlock” buttons simultaneously for approximately 15 seconds.

If you need a Chevy HHR key fob programmer, do some research before buying. Search. ... If you are looking to reprogram your smart key, consider this highly efficient remote key fob programming tool.

Of course, programming a key fob won't take all day — but it's not a quick fix either. The time required to reprogram these devices depends heavily on factors like the vehicle's make and model ...

I did a similar thing about 10 years ago. I used the key fob and soldered it to an Arduino, placed that in the car. Additionally I added a small wireless module, IIRC it was a XRF serial module.

Do-it-yourself remote programming has been common knowledge since the internet was the internet, users have been programming their own key fobs since cars had the freaking things.