ECS Tuning: BMW Automatic Transmission Service DIY

Automatic Service Kits Available At: Over the life of a vehicle, the transmission can often be overlooked when performing routine maintenance. If left unserviced, the automatic transmission fluid will break down, causing the valve body and filter to become contaminated with deposits and sludge. This will lead to poor shifting, slipping, and ultimately transmission replacement. This tutorial is provided as a courtesy by ECS Tuning.