2023 Lincoln Navigator Service and Repair Manual

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Factory-Grade Data

2023 Lincoln Navigator service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Built for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and use wiring diagrams and system sections to diagnose problems faster.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Electrical coverage with wiring diagrams
  • Coverage across key systems: engine, transmission, brakes, steering, suspension, HVAC, and more

Trims covered

  • Black Label Sport Utility 4-Door
  • L Black Label Sport Utility 4-Door
  • L Reserve Sport Utility 4-Door
  • Base Sport Utility 4-Door
  • Reserve Sport Utility 4-Door
  • L Livery Sport Utility 4-Door

Engines covered

  • 3.5L 3496CC 213Cu. In. V6 GAS DOHC Turbocharged

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams

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Vehicle Safety Data

2023 Lincoln Navigator Recalls & Complaints

NHTSA #26V20400031/03/2026Component: VISIBILITY:WINDSHIELD WIPER/WASHER:LINKAGES

Ford Motor Company (Ford) is recalling certain 2021-2023 Lincoln Navigator, Expedition, and 2022-2023 F-250 SD, F-350 SD, F-450 SD, F-550 SD, and F-600 SD vehicles. The windshield wiper arms may break

Consequence

Windshield wiper failure can reduce visibility, increasing the risk of a crash.

Remedy

Dealers will inspect and replace the wiper arms, as necessary, free of charge. Interim letters, noti

NHTSA #23V12800024/02/2023Component: POWER TRAIN:AXLE ASSEMBLY

Ford Motor Company (Ford) is recalling certain 2023 F-150, Expedition, and Lincoln Navigator vehicles. The front axle pinion may not have been heat-treated, which can cause it to fracture.

Consequence

A fractured pinion can result in a loss of 4-wheel drive and may cause the front wheels to lock up,

Remedy

Dealers will replace the front axle pinion gear set. If there is a broken front axle pinion, the en

NHTSA #26V16500019/03/2026Component: BACK OVER PREVENTION:SOFTWARE

Ford Motor Company (Ford) is recalling certain 2022-2025 Lincoln Navigator, 2024-2025 Lincoln Nautilus, 2025 Lincoln Aviator and Explorer vehicles. The Image Processing Module A (IPMA) may experience

Consequence

Loss of the rearview camera image and certain driver assistance features, can reduce the driver’s ab

Remedy

The Image Processing Module A software will be updated by a dealer, or through an over-the-air (OTA)

NHTSA #23V42000009/06/2023Component: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

Ford Motor Company (Ford) is recalling certain 2018-2023 Expedition and Lincoln Navigator vehicles equipped with third-row seating; and 2019-2023 F-Super Duty F-250, F-350, F-450, and F-550 SuperCab v

Consequence

Without instructions, the head restraints may be improperly adjusted, increasing the risk of injury

Remedy

Ford will mail the Owner's Manual addendums that describe how to adjust and remove the head restrain

TSB #11032750

This bulletin supersedes 25-2587. Reason For Update: update the Parts list to add the F-clutch friction plates HL3Z-7B164-D and the F-clutch steel plates PR3Z-7B164-A for the proper vehicle lines, replace the transfer case mounting bolt par

TSB #11031262

For 20212026 vehicles equipped with the 10R80 transmission, a new Transmission Clutch Circuit Leak Test has been introduced in the Ford Diagnosis and Repair System (FDRS). This test utilizes the pressure and vacuum transducer (PVT) when

TSB #11030791

For 2021-2026 vehicles equipped with the 10R80 transmission, a new Transmission Clutch Circuit Leak Test has been introduced in the Ford Diagnosis and Repair System (FDRS). This test utilizes the pressure and vacuum transducer (PVT) when

TSB #11030592

"25S49 Recall Remedy: -Infotainment software update to address frozen screens"

TSB #11030586

"25S49 Recall Remedy: -Infotainment software update to address frozen screens"

TSB #11030177

Some of the vehicles listed in the Model statement above may exhibit at least one of the following conditions: * Harsh 3-4, 4-5 upshifts * Harsh 5-3, 4-3 downshifts * Harsh reverse engagements These symptoms may be worse when cold. This may

TSB #11029440

Some 2022-2024 Expedition/Navigator vehicles equipped with minor feature codes DBCBB or DBCBC may exhibit various driver assistance feature warning messages displayed in the instrument panel cluster (IPC). Additionally, some modules may sto

TSB #11028803

Some of the vehicles listed in the Model statement above may exhibit a broken floor console armrest latch.

Showing the 8 most recent of 132 technical service bulletins on file with NHTSA.

20260505Component: ELECTRICAL SYSTEM

The contact owns a 2023 Lincoln Navigator. The contact received notification of NHTSA Campaign Number: 26V165000 (Electrical System, Exterior Lighting) however, the part to do the recall repair was no

20260505Component: BACK OVER PREVENTION

The contact owns a 2023 Lincoln Navigator. The contact received notification of NHTSA Campaign Number: 26V165000 (Electrical System, Exterior Lighting) however, the part to do the recall repair was no

20250220Component: EXTERIOR LIGHTING

When the car starts the head lights run through a series of motion checks, they go left, right down and then back up. We run into an issue every few weeks where the headlights stay in the down positi

20240728Component: ELECTRICAL SYSTEM

We buy used 2023 Lincoln Navigator with only 2937 miles and the running boards opens and close by it self and the most dangerous that the car doesn’t start whenever it wants I have 3 times already i

20240728Component: ENGINE

We buy used 2023 Lincoln Navigator with only 2937 miles and the running boards opens and close by it self and the most dangerous that the car doesn’t start whenever it wants I have 3 times already i

Showing the 5 most serious of 9 complaints filed with NHTSA.

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