I lost my Mazda 3 key fob do I have to go to a dealer?  You can certainly go to a dealer but that's not your only option. Replacing a key fob might cost more than you think.For quick and cheap ...

"The cost to replace the latest key fobs can be as much as $400 depending on the brand. Then add another $20 to $130 to program it to work with your car.

If you're looking to pick up a new key fob, or repair one, you might wonder how long programming it takes and whether or not you can do it yourself.

[Fileark] has instructions for reprogramming keyless entry devices for your car. His demonstration video, which you can see after the break, shows how to make one key fob work for two different veh… ...

Mazda introduced the MyMazda mobile app in 2020 for select vehicles, offering it complimentary for a trial period. But do buyers find it appealing?

Is it cheap to replace my Mazda 6 keys from the dealer? Without more information its hard to say what the cost will be, however you can read more about how to replace your car keys here.