Gasoline Fuel System Related Problems of the 1998 Mercury Grand Marquis

Table 1 shows five common gasoline fuel system related problems of the 1998 Mercury Grand Marquis. The number one most common problem is related to the tank assembly (three problems). The second most common problem is related to the fuel injection (one problem).

Table 1. Gasoline Fuel System related problems of Mercury Grand Marquis


Recently reported Gasoline Fuel System problems of the 1998 Mercury Grand Marquis

The Tank Assembly problem

The consumer has been experiencing problems with fuel tank assembly. Vehicle makes a clunking sound due to piece that is broken in the fuel tank. The manufacturer has been contacted.   Read details...

The Fuel Injection problem

Was traveling down a ramp at 20-30 mph when the vehicle cut off for no reason. Had no warning. Had no control of vehicle. Police officer noticed fuel injection switch in trunk of vehicle & punched it to restart vehicle.   Read details...

The Fuel Pump problem

While driving fuel pump failed and vehicle stalled.   Read details...


Gasoline Fuel System related problems in other Mercury Grand Marquis model year vehicles:



Fuel Economy of Grand Marquis Vehicles
Grand Marquis Service Bulletins
Grand Marquis Safety Recalls
Grand Marquis Defect Investigations