There are 1 owner-reported fuel system complaints for the 2006 Lincoln Navigatorin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
LINCOLN NAVIGATOR VEHICLES EQUIPPED WITH 5.4L ENGINES. THE FUEL RAIL CROSS-OVER HOSE MAY CONTAIN WEAK AREAS. AS A RESULT, THE HOSE MAY CRACK, WHICH COULD CAUSE A FUEL ODOR AND/OR FUEL LEAK
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 25, 2026