reverse takes a long time to move the car/ what could be the problem
Automatic ? If so you will need to check your transmission fluid level, however you will not find a dipstick as there is not one, you will either need to buy one or get your dealer to check the level. The transmission oil should be renewed every 36,000 miles along with the filter, recommend this is done as it not only prolongs the life of your transmission but also will ensure proper gear change.
First check the transmission fuild. then take the to a transsmission shop and find out.
Search Mercedes-Benz C-Class Questions
Mercedes-Benz C-Class Experts