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Vehicle speed controlPart report

2003 Lincoln Navigator Vehicle speed control Problems

Complaints
7about this part
Share
6%of 127 total for the year
Median mileage
65,500miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 7 complaints about the vehicle speed control of the 2003 Lincoln Navigator, 6% of the 127 complaints for this model year. Where a mileage was given, the median is 65,500 miles. 2 of these say a crash was involved and 1 a fire, according to the filers.

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.

“While driving in a parking lot a car pulled out in front of my 2003 Navigator as I hit the brakes I felt my SUV drop from the front. The tire skidded and I hit the car that was pulling out. …”

NHTSA complaint #10427948, filed 2011-09, 76,000 miles

“Loss of brake fluid, leaked through to cruise deactivation switch into cruise systems and electrical components causing corrosion which caused a short. Had trouble with cruise control working over time lead to higher flow of current that overheated and caused fire at switch under hood. Ford speed control deactivation switch fire. The fire originated in the area where the speed control deactivation switch is located (left rear corner of the engine compartment at the master cylinder. …”

NHTSA complaint #10451552, filed 2012-03, 199,000 miles

“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. …”

NHTSA complaint #10308848, filed 2010-02, 55,000 miles

“When backing up in driveway, 2003 Lincoln Navigator accelerated extremely with wheels peeling and car would not brake. Car came to rest after glancing off a tree and ploughing over columns in front of home. Car would not start subsequently.”

NHTSA complaint #10058480, filed 2004-02, 13,211 miles

“The contact owns a 2003 Lincoln aviator. While driving 20 MPH, the accelerator pedal remained stuck to the floor. The dealer inspected the vehicle and informed the contact that the accelerator cable was fractured. The contact was awaiting repairs to the vehicle. The contact was also awaiting a response from the manufacturer. The approximate failure mileage was 90,300. The VIN was unavailable.”

NHTSA complaint #10439168, filed 2011-12, 90,300 miles

Vehicle speed control: other model years

YearComplaintsShare of year
2025215%
202416%
202215%
202113%
202013%
201934%
201713%
2014212%
2013214%
201218%
2011111%
201016%
200813%
2007511%
200647%
2005510%
200433%
200376%
2002722%
20011215%
200098%
199975%
1998189%

Other parts of the 2003 Lincoln Navigator

Suspension
38 complaints
Electrical system
22 complaints
Body and structure
18 complaints
Air bags
14 complaints
Transmission and drivetrain
13 complaints
Visibility (wipers, defrost, mirrors)
13 complaints
Engine cooling
10 complaints
Brakes
7 complaints
Other or unknown
5 complaints
Engine
4 complaints
Equipment
4 complaints
Exterior lighting
3 complaints

← All problems reported for the 2003 Lincoln Navigator

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 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