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2012 s550 4matic

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Old 01-15-2020, 09:03 AM
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2012 s550 4matic
2012 s550 4matic

Hi my name is Richard I would like to know can I replace my old ISM with used ISM. Do I have to have the used ISM flash.

Last edited by rich will; 01-15-2020 at 09:08 AM.
Old 01-15-2020, 10:24 AM
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Hi Richard!

Welcome to MBworld.
I moved your post to this forum for help from fellow owners. Good luck!

Bob
Old 01-15-2020, 11:11 AM
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'71 Pinto
https://www.youcanic.com/wiki/merced...t-servo-module

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