Table 1 shows one common engine and engine cooling related problems of the 2014 Mercedes Benz GL550.
| Problem Category | Number of Problems |
|---|---|
| Engine And Engine Cooling problems |
The contact owns a 2014 mercedes-benz Gl550. The contact stated that the check engine warning light was illuminated. The vehicle was taken to the dealer, where it was diagnosed with leaky exhaust valves. The dealer determined that the exhaust valves needed to be replaced. The vehicle was taken to an independent mechanic, where a similar assessment was made. The vehicle was not repaired. The manufacturer was notified of the failure and informed the contact that the vehicle was not covered under TSB number: 10233794. The manufacturer referred the contact to the NHTSA hotline for assistance. The failure mileage was approximately 104,000.
Leaky exhaust valves.
Tapping noise developed in the engine, after dealership inspection using borescope, scored cylinder walls were found, resulting to engine replacement. Please see: lena jamil, et al. V. Mercedes-benz USA, llc (case 2:22-cv-08130-fla-afm).