Listed by Transport Canada for this model year
17Possible recalls
24 United States (NHTSA) records, shown separately below
17
Recalls
Mar 14, 2024
Most recent

Newest first. Many cover only part of a model year, so check your VIN with Mercedes-Benz before booking a repair.

Transport Canada · listed for this model year

Issue: On certain vehicles, the bolt for the 48 V ground connection under the passenger seat may not have been tightened properly. As a result, the wiring could overheat and melt. Safety Risk: Wiring that overheats and melts can create the risk of a fire. Corrective Actions: Mercedes-Benz will notify owners by mail and advise you to take your vehicle to a dealership to inspect and, if necessary, tighten the ground connection.

2024171 · 17,820 units in campaign · Transport Canada

Applies only if the manufacturer confirms your VIN · repair by an authorized dealer

Issue: Under certain conditions, a software problem could cause the engine to stall during a downshift. As a result, there could be a sudden loss of power to the wheels. Note: This recall only affects vehicles equipped with a V6 engine and a 9-speed automatic transmission. Safety Risk: A sudden loss of power to the wheels could increase the risk of a crash. Corrective Actions: Mercedes-Benz will notify owners by mail and advise you to take your vehicle to a dealership to update the transmission control unit software.

2024103 · 18,062 units in campaign · Transport Canada

Applies only if the manufacturer confirms your VIN · repair by an authorized dealer

Issue: On certain vehicles, the air conditioning drain hose might be installed incorrectly. This could allow water to leak inside the vehicle. If this happens, electrical components could short circuit. This could affect different parts, such as the door locks and emergency call (eCall) system. It could also result in reduced engine power or cause the vehicle not to start. Note: If this issue is present in your vehicle, you might notice wet carpets in the driver or passenger footwell and fogged windows. This is an expansion of Transport Canada Recall 2021-247. Safety Risk: A loss of engine power could increase the risk of a crash. If the doors cannot be unlocked in an emergency situation, it may be difficult to exit the vehicle. Corrective Actions: Mercedes-Benz will notify owners by mail and instruct you to take your vehicle to a dealership to inspect how the air conditioning hose is installed and correct it, if necessary. Mercedes-Benz recommends that you should not use the air conditioning until the vehicle is inspected.

2023150 · 6,522 units in campaign · Transport Canada

Applies only if the manufacturer confirms your VIN · repair by an authorized dealer

United States records (NHTSA) · 24

These are NHTSA campaigns for 2020 Mercedes-Benz GLS-Class vehicles sold in the United States. They are not Canadian recalls: NHTSA's VIN lookup has no Canadian data, and a US campaign may have no Canadian counterpart, or one under a different number covering different vehicles. For a vehicle sold in Canada, go by the Transport Canada listing above and Mercedes-Benz's Canadian VIN lookup.

2020 Mercedes-Benz GLS-Class recall questions

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