2005 Lincoln Navigator Engine cooling Problems
- Complaints
- 5about this part
- Share
- 10%of 48 total for the year
- Median mileage
- 18,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 5 complaints about the engine cooling of the 2005 Lincoln Navigator, 10% of the 48 complaints for this model year. Where a mileage was given, the median is 18,000 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“Air bags are very loud and they run often air conditioning in rear makes a popping noise air conditioning in blows through floor vents when I accelerate I haven't been able to fix it because it is too expensive.”
NHTSA complaint #10361607, filed 2010-10, 120,000 miles“2005 Lincoln Navigator has had loss of power on multiple occasions. I have had the vehicle since new and I have taken it to the ford dealers in the area 3 times to have the problem fixed. Dealer has been able to duplicate the problem but does not have a solution to fix it. Vehicle hesitates and does not accelerate creating a serious hazard when acceleration is needed. Ford has no solution to repair the problem and I was told to continue driving the vehicle and keep a log of when the problem exists (ie; weather, time date ect).”
NHTSA complaint #10170045, filed 2006-10, 18,000 miles“Ltr from senator hutchison on behalf of constituent, re problems with her 2005 Lincoln Navigator. The consumer stated there was a noise coming from the engine. The front end vibrated constantly. The consumer was informed the track bar and cad mount bushings needed to be replaced to correct the vibrating. …”
NHTSA complaint #10256728, filed 2009-01, 2,195 milesRelated service bulletins
- 10109070Sep 21, 2016The Powertrain Control/Emissions Diagnosis (PC/ED) manual has been revised for diagnosing electronic throttle bodies (ETBs). The ETC_ACT and ETC_DSD PIDs should not used to…
- 10021048Feb 27, 2007Spark plug removal instructions - 5.4 3v.
- 10020792Jan 16, 2007Diagnostic trouble codes (dtc) p0340, p0344, p0345, p0349. Are found.
- 10019383Jan 1, 20065.4l 3v with p030x and/or p0316 accompanied by spark knock.
- 10018745Nov 14, 2005Wds cop kit diagnostic tip - coil on plug (cop) ignition systems - engine misfire or rough running.
- 10013393Jun 7, 2005Malfunction indicator lamp on with misfire dtc's spark knock piston scuffing. *eh vehicles built through 4/25/2005 - 5.4l 3v engine.
- 10014701Apr 1, 2005Intermittent concerns of mil on with various dtcs hard start long crank runs rough and or no crank. *eh oasis april 2005.
- 10014662Mar 7, 2005Lack of power on acceleration - may also be described as transmission slipping, lack of upshift or a hesitation - vehicles built 1/20/2005 - 5.4l 3-valve engine.
- 10014661Mar 1, 2005Crank no start long crank or erratic crank.
- 10018935Jan 1, 20055.4l 3v with p030x and/or p0316 accompanied by spark knock.
Engine cooling: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2022 | 1 | 5% |
| 2019 | 1 | 1% |
| 2009 | 2 | 20% |
| 2007 | 1 | 2% |
| 2006 | 13 | 22% |
| 2005 | 5 | 10% |
| 2004 | 8 | 9% |
| 2003 | 10 | 8% |
| 2002 | 7 | 22% |
| 2001 | 4 | 5% |
| 2000 | 7 | 6% |
| 1999 | 22 | 17% |
| 1998 | 16 | 8% |
Other parts of the 2005 Lincoln Navigator
12 complaintsFuel system
7 complaintsBody and structure
7 complaintsAir bags
6 complaintsEngine
5 complaintsTransmission and drivetrain
5 complaintsVehicle speed control
5 complaintsElectrical system
4 complaintsBrakes
3 complaintsTires
3 complaintsOther or unknown
2 complaintsElectronic stability control
1 complaints
← All problems reported for the 2005 Lincoln Navigator
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology