Yes, they and you need to refer to the owner's manual when it has to be replaced.
No, keyless entry was an extra-cost option.
if it has power door locks then it should have keyless remotes
Mine didn't come with a keyless remote.
Some of it does but not all models.
Yep, there are for Wii remotes that have rechargeable batteries.
How program my keyless entry remotes for 2003 chevy malibu
Keyless entry remotes must be programmed by a Hyundai dealer.
Wii remotes run on 2 AA batteries but if you can get a pair of recharable batteries then yes you would need to charge them. (Pick your brand carefully, some batteries run out fast!)
Rechargeable alkaline batteries work the best in WII remotes. This is because they are rechargeable, which saves you money in the long run. Alkaline batteries are also the only type of batteries that are recommended in the owner's manual.
There are many websites online that sell keyless entry remotes. There is currently a Ford keyless entry remote on Ebay for $15.95. They are not very expensive.
because it is not plugged
purchase two keyless remotes without instruction. How do you program them for a 2002 Pontiac Bonneville