One problem related to vehicle speed control has been reported for the 2001 Mercury Marquis. The most recently reported issues are listed below.
Consumer could not get the vehicle to start. Once started consumer proceeded across the lot. Consumer stopped the car and when getting back in could not get it out of gear until after turning the motor off. As consumer approached the traffic light, he used the brakes to slow to a stop. All of a sudden, the vehicle jolted forward out of control.
| Vehicle Speed Control problems | |
| Accelerator Stuck problems | |
| Cruise Control problems |