How do I keep the gearbox in the Mercedes-Benz CLS-Class in good condition?

Although production has now ceased, the three generations of the CLS-Class Class offer a high level of driving comfort and mechanical reliability. However, particularly intensive use of the gearbox can cause premature deterioration. How to avoid breakdowns and and maintain the health of the transmission system ? Our experts have the answers!

Technical features of the Mercedes-Benz CLS-Class

All three generations of the car are available with diesel or petrol engines (gasoline hybrid for the latest model) and considerable power. The CLS 63 AMG S 4MATIC engine, available on the second version (Type 218), with its 585 hp, accelerates from zero to 100 km/h in three and a half seconds.

In the case of a touring car, the transmission mode is either rear-wheel drive or all-wheel drive. In the first case, the vehicle's rear wheels are driven to enhance the sensations of sporty driving. In the latter, all four wheels are driven, and a transfer case a transfer case supplements the gearbox to distribute power evenly.

The automatic gearbox is the preferred choice for the CLS-Class, as it is fitted as standard throughout the range. It features five, seven or nine gears depending on the year of production. The latest generation is equipped with 9G-Tronic, also developed by the Mercedes-Benz Group.

Keep your health in check with a gearbox oil change

Whether automatic or manual, a Mercedes-Benz gearbox requires transmission oil (or transmission oil) to function properly. This fluid lubricates the entire system and helps clean parts thanks to its detergent properties. Gearbox oil also helps dissipate the heat generated during driving.

If your transmission oil is too black, it's because it's saturated with metallic particles. saturated with metallic particles. Its efficiency is then compromised, and an oil change becomes necessary.

During your visual gearbox oil inspection, also check the fluid level using the marks on the dipstick. If the fluid is not in the middle of these two marks, your vehicle may have a a leakYou need to identify it as soon as possible.

As a general rule, consider changing the gearbox oil every two yearsor every 60,000 kilometers, to make sure your car is running in optimum condition.

Professional troubleshooting services

Vigilance for signs of malfunctioning

While changing your gearbox oil is essential to maintaining the health of your transmission system, it's not the only solution. not the only solution solution. While driving, you may encounter a number of different problems. A burning smell in the cabin may indicate that the gearbox oil is the source.

In other cases, the cause of the failure is less obvious, due to the complexity of the transmission system. For this reason, make a note of any unusual signs you observe and describe them to a professional mechanic. This will help you to make a precise and reliable diagnosis.

Record noises and vibrations that occur while driving, as well as sensations such as general loss of vehicle power (harder acceleration, higher engine revs, etc.).

Complex faults: a special case

If your gearbox a major malfunctionthe mechanic will not be able to carry out repairs directly in the garage, due to lack of time and resources. He will advise you to replace the whole gearbox.

You don't have to buy one new, or through your garage! Think about our reconditioned gearboxes our experts dismantle them piece by piece for a thorough cleaning and replacement of defective components. The whole unit is then reassembled and thoroughly tested.

This solution is both economical and ecological. We collect your old box free of charge and recycle it. You don't have to compromise on quality and safety all our products are one-year warranty. To find out more, please have your vehicle registration number ready and contact us !