Some 2015-2022 F-150, 2017-2022 F-Super Duty and 2018-2022 Expedition/Navigator vehicles may exhibit poor air conditioning (A/C) performance. Workshop Manual (WSM) diagnostic procedures have been updated to more accurately diagnose A/C performance concerns. Refer to the updated Diagnosis and Testing, and General Procedure in the WSM, Section 412-00 Climate Control System for diagnostic procedures
full bulletin at NHTSA ↗2021 Lincoln Navigator visibility problems
moderate Owners of the 2021 Lincoln Navigator have filed 4 NHTSA complaints about the visibility at roughly $350 to repair (U.S. federal records, as of July 2026). Source: NHTSA Office of Defects Investigation. See visibility across all vehicles →
| Model year | visibility complaints |
|---|---|
| 2017 Navigator | 4 |
| 2019 Navigator | 3 |
| 2021 Navigator (this page) | 4 |
No new NHTSA visibility complaint has been filed on this vehicle in over 4 years — the issue may be aging out of the active population.
Is there a fix? Manufacturer service bulletins
The manufacturer has issued service bulletins covering visibility on this vehicle — documented repair instructions, service campaigns, or warranty extensions sent to dealers. A TSB isn't a recall (it's not a free safety remedy), but it's the manufacturer acknowledging the issue and how to fix it.
Some 2015-2021 F-150, 2017-2021 F-Super Duty and 2018-2021 Expedition/Navigator vehicles equipped with a vista roof opening panel may exhibit a binding/sticking, glass stuck open or closed, noisy operation including chatter, rattling, or grinding. This may be due to the glass panel brackets cracking and/or breaking apart. The glass panel brackets are serviceable separately from the frame assembly and require the roof opening panel glass to be moved to the vent position. To correct the condition, follow the Service Procedure to replace the roof opening panel glass brackets
full bulletin at NHTSA ↗Some 2020-2021 Ford and Lincoln vehicles are equipped with an anti-fogging feature known as enhanced windshield anti fogging strategy (EWAFS). This feature automatically adjusts airflow in the cabin to prevent the windshield from fogging up and may be perceived by customers as irregular climate control functionality. To reduce fogging, the EWAFS functions include: the air condition (A/C) button may turn on and off automatically, recirculated air may turn off automatically in all air modes except MAX A/C, recirculated air may also turn on and off automatically in various airflow modes in order to improve heating or cooling efficiency, and in auto climate control, high humidity conditions may
full bulletin at NHTSA ↗Source: NHTSA manufacturer communications. Bring the bulletin number to your dealer or shop.
What owners are reporting 2 most recent
The contact owns a 2021 Lincoln Navigator. The contact received notification of NHTSA Campaign Number: 22V346000 (Engine) and 22V250000 (Visibility) however, the part to do the recall repairs was unavailable. The local dealer was contacted and it was confirmed that parts were not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall…
The contact owns a 2021 Lincoln Navigator. The contact received notification of NHTSA campaign numbers: 22V250000 (Visibility) and 22V346000 (Engine) however, the parts to do the recall repairs were unavailable. The local dealer was contacted and it was confirmed that parts were not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall…
Common questions
How serious is the visibility problem on the 2021 Lincoln Navigator?
It's a documented issue but not catastrophic. 4 complaints have been filed. Repairs average $350 and most owners catch it before it causes a breakdown.
At what mileage does the visibility typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $350 for visibility repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to visibility?
No active recalls currently cover visibility issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.