Problems · NHTSA complaints
2000 Mercury Grand Marquis problems
Owners filed 187 complaints about the 2000 Mercury Grand Marquis with NHTSA between Jan 2000 and Jul 2023. The most-cited component is exterior lighting (22).
Complaints
187
Filed with NHTSA
Crashes
16
Reported by owners
Fires
5
Reported by owners
Injuries
15
People reported injured
Deaths
0
Reported to NHTSA
Complaints by component
One complaint can cite several components
- Exterior lighting22
- Engine and engine cooling20
- Visibility19
- Steering18
- Electrical system18
- Service brakes, hydraulic18
- Vehicle speed control15
- Suspension15
- Seat belts12
- Structure10
- Engine8
- Air bags7
- Tires7
- Power train7
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.
Data from NHTSA Complaints API · synced Nov 9, 2026NHTSA vehicle page
When complaints were filed
Does it get worse with age? Complaints per calendar year filed
21
22
19
18
11
23
7
3
6
2
4
7
5
3
5
5
4
6
5
3
4
0
2
2
View as table
| Model year | Complaints filed per calendar year |
|---|---|
| 2000 | 21 |
| 2001 | 22 |
| 2002 | 19 |
| 2003 | 18 |
| 2004 | 11 |
| 2005 | 23 |
| 2006 | 7 |
| 2007 | 3 |
| 2008 | 6 |
| 2009 | 2 |
| 2010 | 4 |
| 2011 | 7 |
| 2012 | 5 |
| 2013 | 3 |
| 2014 | 5 |
| 2015 | 5 |
| 2016 | 4 |
| 2017 | 6 |
| 2018 | 5 |
| 2019 | 3 |
| 2020 | 4 |
| 2021 | 0 |
| 2022 | 2 |
| 2023 | 2 |
Mileage at failure isn’t a structured field in NHTSA complaint data, so we don’t chart it. Some owners mention it in their reports below.
Top problems in owners’ words
Verbatim from NHTSA complaints, newest first
Exterior lighting
22 reports
“TL* THE CONTACT OWNS A 2000 MERCURY GRAND MARQUIS. WHILE DRIVING, THE HEADLIGHTS AND TAIL LIGHTS FAILED TO ILLUMINATE. THE CONTACT COASTED THE VEHICLE TO THE SIDE OF THE ROAD AND WAITED A FEW MINUTES UNTIL THE LIGHTS ILLUMINATED AGAIN. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO DIAGNOSED THAT THE LIGHTING CONTROL MODULE FAILED. THE VEHICLE WAS NOT REPAIRED. THE FOLLOWING DAY, THE FAILURE RECURRED. THE VEHICLE WAS NOT TAKEN TO A DEALER. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND INFORMED THE CONTACT THAT THE VEHICLE WAS INCLUDED IN AN UNKNOWN RECALL. THE FAILURE MILEAGE WAS APPROXIMATELY 240,000.”
Engine and engine cooling
20 reports2 fires
“TL* THE CONTACT OWNS A 2000 MERCURY GRAND MARQUIS. THE CONTACT STATED THAT THE VEHICLE OVERHEATED WHILE DRIVING 35 MPH. THE CONTACT NOTICED FLUID LEAKING FROM UNDERNEATH THE VEHICLE. THE CONTACT TOOK THE VEHICLE TO A LOCAL MECHANIC WHERE IT WAS FOUND THAT THERE WAS A COOLANT LEAK. THE MECHANIC STATED THAT THERE WERE THREE CRACKS ON THE INTAKE MANIFOLD. THE MECHANIC REPLACED THE INTAKE MANIFOLD. THE FAILURE MILEAGE WAS 132, 208. UPDATED 05/29/13*LJ UPDATED 06/13/2013 *JS”
Visibility
19 reports1 crash1 related recall
“The contact owns a 2000 Mercury Grand Marquis. The contact stated that after turning off the windshield wipers, the wiper arms stopped in the middle of the windshield and became inoperable. The vehicle was taken to an independent mechanic to be diagnosed. The contact was informed that the vehicle had experienced the failure mentioned in NHTSA Campaign Number: 00V138000 (Visibility). The dealer was not contacted and notified of the failure. The manufacturer was contacted and the contact was informed that the VIN was not included in the recall. The contact was referred to the NHTSA for assistance. The failure mileage was 150,000.”
Steering
18 reports3 crashes1 fire1 related recall
“TL* THE CONTACT OWNS A 2000 MERCURY GRAND MARQUIS. THE CONTACT HEARD A SQUEAKING NOISE COMING FROM THE FRONT END OF THE VEHICLE. WHILE DRIVING 65 MPH, THE VEHICLE SHOOK VIOLENTLY AND THE STEERING WHEEL VIBRATED. WHEN THE CONTACT ATTEMPTED TO MAKE A TURN, THE STEERING WOULD NOT ALIGN WITH THE TURN AND THE CONTACT HAD TO OVER COMPENSATE TO COMPLETE THE TURN. CARRIAGE FORD INC (908 E LEWIS AND CLARK PKWY, CLARKSVILLE, IN 47129, (812) 284-4444) STATED THAT THERE WAS NO RECALL; THEREFORE, THEY COULD NOT ASSIST WITH THE REPAIRS. THE MANUFACTURER WAS CONTACTED AND CONFIRMED THAT THERE WERE NO RECALLS. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE FAILURE MILEAGE WAS UNKNOWN.”
Electrical system
18 reports1 crash2 fires
“TL* THE CONTACT OWNS A 2000 MERCURY GRAND MARQUIS. WHILE STATIONARY, THE VEHICLE WOULD NOT START WHEN PROMPTED. UPON STARTING THE VEHICLE, A CLICKING NOISE OCCURRED AND THE VEHICLE FAILED TO START. THE VEHICLE WAS TOWED TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT THE HEADLAMP MODULE WAS FAULTY AND DRAINED THE BATTERY. THE DEALER WAS NOT CONTACTED. THE MANUFACTURER WAS MADE AWARE OF THE ISSUE AND STATED THAT THERE WAS NO RECALL AND REFERRED THE CONTACT TO NHTSA. THE FAILURE MILEAGE WAS APPROXIMATELY 124,000. UPDATED 11/07/17*LJ UPDATED 11/13/2017*JS”
Service brakes, hydraulic
18 reports3 crashes
“CATASTROPHIC BRAKE FAILURE ON 2000 MERCURY GRAND MARQUIS. INVOLVED POWER BRAKES, BOOSTER, ABS SYSTEM. CAUSED MINOR INJURIES BUT TOTAL LOSS OF TWO VEHICLES. *TR”
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 9, 2026
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.