2006 Lincoln Navigator Problems: 3 Known Issues
2006 model year · NHTSA recalls, manufacturer TSBs, and owner forum reports · Updated November 2026
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2006 Lincoln Navigator has 3 documented known issues, with 2 rated critical. The most serious are Air Ride Suspension Compressor Burnout from Air Bag Leaks ($400-$2,200 repair) and 5.4L 3V Triton Two-Piece Spark Plug Breaks on Removal ($200-$1,200 repair). Across all issues with published estimates, repair costs range from $100 to $2,200. DIY maintenance guides at au7o.io.
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All 3 Known Issues
NHTSA Recalls6 recalls
SERVICE BRAKES, HYDRAULIC:POWER ASSIST
Ford Motor Company (Ford) is recalling certain 2016-2017 Ford Expedition, Lincoln Navigator, and 2016-2018 F-150 vehicles equipped with 3.5L Ecoboost engines. The brake master cylinder may allow brake fluid to leak from the front wheel circuit into the brake booster.
VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTOR
Ford Motor Company (Ford) is recalling certain 2015-2017 Ford Expedition and Lincoln Navigator vehicles. The front blower motor located behind the glove box may fail.
VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR
Ford Motor Company (Ford) is recalling certain 2015-2017 Lincoln Navigator vehicles. The LED logo lights on the exterior mirrors may short circuit.
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:MASTER CYLINDER
Ford Motor Company (Ford) is recalling certain 2017-2018 F-150, Expedition, and Lincoln Navigator vehicles. The brake master cylinder may allow brake fluid to leak from the front wheel circuit into the brake booster.
BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
Ford Motor Company (Ford) is recalling certain 2015-2019 Lincoln MKC, Mustang, F-350 SD, F-250 SD, F-450 SD, 2015-2017 Lincoln Navigator, Expedition, 2015-2018 Edge, Transit Connect, 2016-2019 F-550 SD, Transit, 2017-2019 Econoline, and 2019 Ranger vehicles. The rearview camera may display a distorted, inverted, or blank image when the vehicle is in reverse.
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Frequently Asked Questions
What are the most common Lincoln Navigator problems?
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2006 Lincoln Navigator has 3 documented issues. Documented issues include: Air Ride Suspension Compressor Burnout from Air Bag Leaks, 5.4L 3V Triton Two-Piece Spark Plug Breaks on Removal, HVAC Blend Door Actuator Failure (Clicking, Wrong Temperature). Of these, 2 are rated critical and should be addressed promptly.
Is the Lincoln Navigator reliable?
The 2006 Lincoln Navigator has 3 known issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. 2 issues are rated critical: Air Ride Suspension Compressor Burnout from Air Bag Leaks and 5.4L 3V Triton Two-Piece Spark Plug Breaks on Removal. Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
How much does it cost to fix common Lincoln Navigator problems?
Repair costs for known Lincoln Navigator issues range from $100 to $2,200, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, Air Ride Suspension Compressor Burnout from Air Bag Leaks, typically costs $400-$2,200 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
What is the 1998-2017 Lincoln Navigator Air Ride Suspension Compressor Burnout from Air Bag Leaks?
The air suspension's rubber air springs develop pinhole leaks at the upper crimp ring after 8-12 years. 4WD models use a 4-corner system; 2WD models use rear-only. The OEM Continental/AMK compressor (mounted with integrated dryer) runs continuously trying to maintain ride height,… Repairs typically run $400-$2,200. Severity: high.
What is the 2005-2008 Lincoln Navigator 5.4L 3V Triton Two-Piece Spark Plug Breaks on Removal?
Factory Motorcraft PZT-2FE two-piece platinum plugs in the 5.4L 3V Triton seize in the head from carbon buildup around the ground-electrode shield. Attempting normal removal cracks the plug, leaving the lower shell stuck in the cylinder head and requiring specialized extractor ki… Repairs typically run $200-$1,200. Severity: high.
What is the 2003-2014 Lincoln Navigator HVAC Blend Door Actuator Failure (Clicking, Wrong Temperature)?
Second- and third-generation Navigators commonly suffer failed HVAC blend door actuators. The small electric motor that positions the temperature/mode doors strips its internal gears, producing a repetitive clicking or 'whir-click' noise from behind the dash or rear panel and cau… Repairs typically run $100-$400. Severity: low.
Content on this page was compiled with AI assistance using NHTSA complaints, TSBs, owner reports, and public automotive data. While we strive for accuracy, this information may contain errors. Always verify repair procedures and specifications with your vehicle's service manual or a qualified mechanic.