SL55/63/65/R230 AMG: TCU Module
10-03-2018, 11:07 AM
#1
Junior Member
Thread Starter
TCU Module
Looking to get a TCU tune for my 05 SL65. I'm thinking of ordering a spare from eBay, same part number, but older software revision. Will the software revision matter since it's being reprogrammed? Or do I need to tell who is doing the tune this? Or will it be completely incompatible?
