The cost to change the transmission fluid will vary based on the vehicle, whether it is a drain or a flush, and whether the transmission requires a new filter. Some shops advertise fluid changes for around $100 , but if you have a BMW, Mercedes, or other luxury vehicle, the cost can be in the $300 to $400 range or higher.
* Add more fluid as needed, 1/2 pint at a time. Chilton's list the pre-1991 automatic transmission with 8.0 quarts total (7.5 in C-5) and 10.0 quarts starting in 1991. The system consists of the the transmission, torque convertor, cooler, and lines. The #1 benefit of a fluid flush, versus just a standard fluid/filter change is that nearly all the fluid (normally between 10 and 12 quarts) is flushed from the transmission and replaced with clean fresh fluid. Parts Required: New Filter, 6 quarts of JWS 3099 equivalent fluid Performance Gain: Increased transmission longevity Complementary Modification: Change engine oilTRANSMISSION SERVICE OPTIONS AT FIRESTONE. With more than 1,700 locations across America—many open 7 days a week—Firestone Complete Auto Care is never far away. Our expert technicians can take care of all your vehicle transmission needs and keep your car functioning at peak performance. When you get your transmission serviced at your local
The factory recommended interval for the automatic transmission is 100,000 miles and MINI states the manual transmission fluid is a 'life-time fluid' that does not require fluid replacement. In our 'unscientific' opinion, this is too long and we don't believe in 'life-time' fluids. You should check with any transmission specialist that you pwqeIe.