Mercury Grand Marquis owners have reported 1 diesel fuel system related problems since 1996. Table 1 shows the 1 most common diesel fuel system problems. The number one most common problem is related to the vehicle's diesel fuel system tank assembly (1 problem). For details of each of the problem category, use the links in the table.
| Problem Category | Number of Problems |
|---|---|
| Diesel Fuel System Tank Assembly problems |
While driving 55 mph vehicle ran over a piece of a tire tread, medium in size. The highway patrol officer informed the consumer that the vehicle was leaking fuel onto the road. The tread caused a puncture in the fuel tank. Vehicle was towed to the dealer.