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You cannot reprogram it. A dealer can get you the Master Code if you've lost it.
YOU CAN FINE ALMOST ANY KEYLESS ENTRY ON EBAY AND FOR A GOOD PRICE.. GOOD LUCK.........
it has to be done by the dealer. =(
I had the same problem. Google "keyless entry remote 2003 Jeep Grand Cherokee".
You have to program it with a DRB (Scan tool).
dealer has to do it with factory scan tool
The keyless entry system must be programmed with an OBD II tool which the dealer or locksmith has. Sorry that this is not the answer your looking for, I didn't want to hear it either.
this is located in passenger door switch
You go to the dealership. Take proof of car ownership(registration) and proof of ID (Drivers license) it doesn't cost that much and it can be done there at the dealership in just a few minutes. Answer 2 You may just need to reprogram your keyless keyfob or replace the battery. Follow the link below to reprogram. Hope this helps. "G"
Ou812
Inside Passenger door connected to the window/door switches. has small antenna comming out of it.
yes they do, i have it on mine.