2022 Mercedes-Benz AMG GT

Issue: 
On certain vehicles equipped with 4-wheel drive (4Matic), the transmission wiring harness may not be routed correctly. As a result, water could enter the wiring harness connector and cause a short circuit.  
Note: This recall is an expansion of Transport Canada recall no. 2024-342. 

Safety Risk: 
A short circuit can create the risk of a fire, even while the vehicle is parked and turned off. 

Corrective Actions: 
Mercedes-Benz will notify owners by mail and advise you to take your vehicle to a dealership to replace the transmission wiring harness.

Issue: 
On certain vehicles, the bolt for the 48 V ground connection 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.

Issue: 
On certain vehicles, the fuel delivery module could fail. If this happens, the engine may run rough or may not start. This could also result in a sudden loss of engine power while driving. 
Note: This is an expansion of Transport Canada recall 2023-353. 

Safety Risk: 
A sudden loss of engine power 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 replace the fuel delivery module.

Issue: 
On certain vehicles, the fuel delivery module could fail. If this happens, the engine may run rough or may not start. This could also result in a sudden loss of engine power while driving. 

Safety Risk: 
A sudden loss of engine power 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 replace the fuel delivery module.

Issue: 
On certain vehicles equipped with 4-wheel drive (4Matic), the transmission wiring harness might not be routed correctly. As a result, water could enter the wiring harness connector and cause a short circuit. 

Safety Risk: 
A short circuit can create the risk of a fire, even while the vehicle is parked and turned off. 

Corrective Actions: 
Mercedes-Benz will notify owners by mail and instruct you to take your vehicle to a dealership to inspect the connector on the transmission wiring harness, and repair it if necessary. Additionally, the dealer will install a bracket to improve the routing of the transmission wiring harness.