2017 Mercedes Benz S 63 AMG Technical Service Bulletin # S-27_19-121 Date: 110824

Transmission Controls - Control Module Flashing Info.
Date: August 24, 2011
Order No.: S-B-27.19/121
Supersedes
Group: 27
SUBJECT: MY-All, Models All
Page 99
Transmission Control Module Flashing
Do not flash the transmission control module, unless specifically instructed to do so in a technical document, such as a LI, Service Bulletin,
Campaign, or Diagnostic Tree; or the SDS Diagnostic System indicates to do so.
Failure to adhere to this policy will result in rejected warranty claim or a debit.