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
01 —By component

Complaints by component

One complaint can cite several components
  1. Exterior lighting22
  2. Engine and engine cooling20
  3. Visibility19
  4. Steering18
  5. Electrical system18
  6. Service brakes, hydraulic18
  7. Vehicle speed control15
  8. Suspension15
  9. Seat belts12
  10. Structure10
  11. Engine8
  12. Air bags7
  13. Tires7
  14. 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
02 —Trend

When complaints were filed

Does it get worse with age? Complaints per calendar year filed
View as table
Model yearComplaints filed per calendar year
200021
200122
200219
200318
200411
200523
20067
20073
20086
20092
20104
20117
20125
20133
20145
20155
20164
20176
20185
20193
20204
20210
20222
20232

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.

03 —Owner reports

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.”
Owner complaint to NHTSAFiled Nov 12, 2019Exterior lightingODI 11279477

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”
Owner complaint to NHTSAFiled Apr 12, 2013Engine and engine coolingODI 10508080

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.”
Owner complaint to NHTSAFiled Jun 30, 2022VisibilityODI 11471717

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.”
Owner complaint to NHTSAFiled Mar 27, 2019SteeringODI 11191950

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”
Owner complaint to NHTSAFiled Sep 29, 2017Electrical system, Exterior lightingODI 11030509

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”
Owner complaint to NHTSAFiled Jun 3, 2009Service brakes, hydraulicCrash reportedODI 10272794
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.