Making Key Fobs
Most (if not all) key fobs can be recoded. You may want to inquire with your dealership or a good locksmith.
With the dealer's scan tool.
keys
Bring all keys and FOBs to dealership.
Depends on the year. The owners manual should show you how to pull the back of the key fob (that holds the batteries. Most of the key fobs take two batteries. Make sure you keep the old ones to make sure you get the right size. Once you have the batteries back into the key fob you will need to put your key in the ignition so the key functions will work again. If your light doesn't blink with the new batteries you installed them backwards *I did that*
Yes, you can have two different key fobs together and use them interchangeably for the same vehicle. Each key fob will have its unique code that the car's system recognizes, allowing multiple key fobs to be used with the same vehicle.
Typically, key fobs are not designed to be combined with each other. Each key fob is paired specifically to its corresponding vehicle or access point. If you have multiple key fobs for different vehicles or places, they should be kept separate for proper functioning.
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Personalized key fobs can be bought online from some of the companies that trade through Amazon. They can also be bought from jewelers who also do engraving.
I have a 2001 Impala 9C1 model (fleet/police) and it has electronic locks but no key fobs.
Plastic key fobs are typically made from a variety of plastic polymers, with common materials including polyethylene terephthalate (PET), polycarbonate (PC), or acrylonitrile butadiene styrene (ABS). These materials are chosen for their durability, flexibility, and cost-effectiveness in producing key fobs.