1999 Mercedes-Benz E320 4MATIC Q&A
1999 Mercedes-Benz E320 4MATIC Question: Automatic transmission fluid
what brand of fluid is recommended or suggested by mercedes benz? - Visitor
That's a 722.6 transmission, newest fluid # 001 989 68 03 10, this model year has a converter drain, should be serviced every 60k and pressure spring breaks in valve body causing shifting issues. - jpincharge
The electrical connector at the automatic transmission may leak fluid into the wiring harness. If not repaired, the oil will migrate through the wiring harness and damage the transmission control...