Service Intervals
WARNING: This page is about a different car, the 1984 Mercedes-Benz 190E and 1984 Mercedes-Benz 190D. However, it is still accessible from the selected car via links, so may be relevant.
Check fluid level every 15,000 miles. Change fluid at first 800-1000 miles. On 190D, change fluid every 5000 miles. On 190E, change fluid every 7500 miles.