Problems · NHTSA complaints

2003 Lincoln Navigator problems

Owners filed 127 complaints about the 2003 Lincoln Navigator with NHTSA between Sep 2002 and Apr 2026. The most-cited component is suspension (38).

Complaints
127
Filed with NHTSA
Crashes
6
Reported by owners
Fires
3
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. Suspension38
  2. Electrical system22
  3. Structure18
  4. Air bags14
  5. Power train13
  6. Visibility13
  7. Engine and engine cooling10
  8. Vehicle speed control7
  9. Service brakes, hydraulic7
  10. Equipment6
  11. Engine4
  12. Exterior lighting3
  13. Steering3
  14. Tires3

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 8, 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
20023
200316
200422
20059
20065
20071
20084
200911
201022
201113
20124
20131
20146
20153
20161
20170
20181
20192
20200
20210
20221
20230
20241
20250
20261

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

Suspension

38 reports2 crashes
“TL* THE CONTACT OWNS A 2003 LINCOLN NAVIGATOR. THE CONTACT STATED THAT THE AIR BAG WARNING LAMP ILLUMINATED. ALSO, A "CHECK THE SUSPENSION" MESSAGE ILLUMINATED INDICATING THAT THE REAR SHOCKS FAILED TO WORK. THE VEHICLE WAS TAKEN TO A DEALER, WHO INDICATED THAT THE PASSENGER SIDE RUNNING BOARD SWITCH NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED, BUT THE FAILURE RECURRED. THE VEHICLE WAS TAKEN BACK TO AN AUTHORIZED DEALER SEVERAL TIMES; HOWEVER, THE TECHNICIAN WAS NOT ABLE TO REPLICATE AND DIAGNOSE THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 55,000.”
Owner complaint to NHTSAFiled Feb 4, 2015Suspension, Air bagsODI 10681107

Electrical system

22 reports2 fires
“Odometer Fraud. The contact purchased a 2003 Lincoln Navigator. It was discovered that there was a mileage discrepancy. The vehicle was a private sale. At the time of purchase, the vehicle mileage was 160,000. The contact reset the mileage, and the display showed 247,000. The contact had not contacted any other agencies. The VIN was not available.”
Owner complaint to NHTSAFiled Apr 22, 2026Electrical systemODI 11732915

Structure

18 reports
“TL* THE CONTACT OWNS A 2003 LINCOLN NAVIGATOR. THE CONTACT NOTICED THAT THE HATCH BACK DOOR WAS RUSTED . THE DEALER WAS AWARE OF THE FAILURE, BUT OFFERED NO ASSISTANCE BECAUSE THE VEHICLE WAS NO LONGER UNDER WARRANTY. THE MANUFACTURER WAS ALSO AWARE OF THE FAILURE. NO REPAIRS WERE PERFORMED. THE APPROXIMATE FAILURE MILEAGE WAS 35,000 AND THE CURRENT MILEAGE WAS 83,000.”
Owner complaint to NHTSAFiled Jul 18, 2011StructureODI 10413381

Air bags

14 reports3 crashes
“I WAS DRIVING INTO A PARKING LOT WHEN SPONTANEOUSLY BOTH SIDE AIRBAGS DEPLOYED CAUSING ME FIRST DEGREE BURNS AND CONTUSIONS ON MY FOREARM, FACE AND CHEST. ALSO MY DAUGHTER HAD CONTUSIONS ON FOREARM AND HEAD. *TT”
Owner complaint to NHTSAFiled Sep 29, 2011Air bagsODI 10427828

Power train

13 reports2 crashes
“TL* THE CONTACT OWNS A 2003 LINCOLN NAVIGATOR. WHILE ATTEMPTING TO SHIFT, THE TRANSMISSION FAILED TO SHIFT INTO THE PARK POSITION. THE CONTACT STATED THAT THE DRIVER HAD TO ENGAGE THE EMERGENCY BRAKE IN ORDER TO PREVENT THE VEHICLE FROM ROLLING AWAY. THE VEHICLE WAS NOT TAKEN TO A DEALER OR DIAGNOSED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 158,000.”
Owner complaint to NHTSAFiled Jun 30, 2015Power trainODI 10731207

Visibility

13 reports
“VEHICLE WAS PURCHASED AT MARSHALL BROS IN NEW ORLEANS, VEHICLE WAS SOLD AS A CERTIFIED VEHICLE. VEHICLE HAD TO HAVE A NEW TRANSMISSION INSTALLED 2 MONTHS AFTER VEHICLE PURCHASED. VEHICLE WAS SOLD WITH THE PROBLEM KNOWN TO DEALERSHIP. WORKER AT LOCATION STATED THEY KNEW IT AND WHEN WE PURCHASED VEHICLE, THEY INSISTED ON US BUYING AN EXTENDED WARRANTY SINCE IT WAS USED. INSISTED TO THE POINT OF GIVING POLICY AT COST, THIS WAS DUE TO KNOWN PROBLEM, TRANSMISSION CASE AND UNIT WAS SO BADLY DAMAGED THAT IT COULD NOT HAVE BEEN MISSED. PREVIOUS OWNER CONTACTED AND STATED THEY TOLD DEALERSHIP OF PROBLEM. ALSO SINCE VEHICLE WAS OWNED ELECTRICAL SYSTEM HAS GONE HAYWIRE, BATTERY NOT CHARGING PERIODICALLY, ALARM AND LIGHTS OPERATING ON THEIR OWN,LIGHTS STAYING ON, COMING ON AT NIGHT, RADIO STAYING ON DEALERSHIP STATED THEY COULD NOT FIND ANYTHING WRONG WHEN BROUGHT IN FOR ISSUES, THEY KEPT VEHICLE FOR THREE DAYS. HAPPENED SEVERAL MORE TIMES, SAME STATEMENT BY DEALER. I RESEARCHED PROBLEM ON INTERNET AND DISCOVERED TSB'S ON SAME PROBLEMS, BUT NO RECALL. BUT TSBS HAVE EXISTED SINCE 2004, DEALER KNEW WINDSHIELD LEAKS INTO COMPUTER AND MOONROOF CAN LEAK CAUSING SAME PROBLEM,…”
Owner complaint to NHTSAFiled Feb 11, 2010Power train, Electrical system, Visibility, Structure, Vehicle speed controlODI 10308848
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 8, 2026

Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.