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S-Class (W222) 2014-2020

Used Key Programming

Old Jul 7, 2023 | 08:00 PM
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Saltpeter's Avatar
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2014 S550, 2019 Ram 2500, 1964 VW Bus, 2014 Chrysler 300 SRT Procharged, 2008 Magnum SRT8
Used Key Programming

Can a used key from Ebay, or elsewhere, be reprogrammed to work with a different car?

Reason I ask, I'd like to install remote start, but on the 2014, S550 with removable push button start, you have to sacrifice a key in order for it to work. I just paid $780 for a spare key, I'll be damned if I'm going to sacrifice it. LOL!. I would however tear an old one apart, and pay for the reprograming, that would be 1/4 of the cost, much more tolerable.
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Old Jul 7, 2023 | 08:14 PM
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Originally Posted by Saltpeter
Can a used key from Ebay, or elsewhere, be reprogrammed to work with a different car?

Reason I ask, I'd like to install remote start, but on the 2014, S550 with removable push button start, you have to sacrifice a key in order for it to work. I just paid $780 for a spare key, I'll be damned if I'm going to sacrifice it. LOL!. I would however tear an old one apart, and pay for the reprograming, that would be 1/4 of the cost, much more tolerable.
No
No and No

only MB or a locksmith that would involve reading your ignition switch. removing it
and NOT used keys
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Old Jul 7, 2023 | 09:34 PM
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So once a key is programmed it's burnt? Damnit.
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Old Jul 7, 2023 | 09:39 PM
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MB keys are one and done, used keys are useless. As for remote start options, midcity engineering offers something that could work for you.

https://www.midcityengineering.com/p...22-sksng222d4/
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Old Jul 7, 2023 | 09:45 PM
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Originally Posted by vincheung
MB keys are one and done, used keys are useless. As for remote start options, midcity engineering offers something that could work for you.

https://www.midcityengineering.com/p...22-sksng222d4/
unfortunately they don’t unless I want to sacrifice a key.
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