My 93 300E HAS seat memory (for two). It may be possible to compare the wiring diagrams to determine what is needed to complete the conversion?
2009 ML350 (84K) - Family vehicle
2001 CLK430 Cabriolet (71K) - Wife's car
2005 BMW 645CI (124K) - My daily driver
2012 Mustang V6 (60K) - Daughter's car