One problem related to brake electric antilock has been reported for the 1998 Mercury Marquis. The most recently reported issues are listed below.
When applying brakes emergency stopping situations, vehicle keeps going as if no brakes were applied. Dealer has not seen vehicle.
| Brake Master Cylinder problems | |
| Brake Electric Antilock problems | |
| Brake Disc Pads problems | |
| Brake Disc Rotor problems | |
| Brake Disc Caliper problems | |
| Brake Drum problems |