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Four Seasons 74923 HVAC Heater Control Valve
| Brand | Four Seasons 74923 |
|---|---|
| Description | Single solenoid electronic heater valve |
| O.E. Replacement? | Yes |
| Type | Heater valves |
| Product line | Heater Valve |
| Fits | Ford and Lincoln · 11 vehicles |
OE direct replacement. Matches the original heater control valve for straightforward service.
Single solenoid design. Electronic control provides precise coolant flow management.
Heater valve. Regulates coolant flow for HVAC temperature control.
Cross-references Four Seasons 74923, 802544 and JL3Z8C605A for the same application. See all 9.
Four Seasons 74923 Heater Valve Overview
The Four Seasons Heater Valve 74923 is a single solenoid electronic heater valve built as an OE replacement for temperature control service. It is used in HVAC systems on select Ford and Lincoln trucks and SUVs to regulate heater coolant flow for consistent cabin heat control.
Compatible with 2018-2021 Ford Expedition, 2018-2021 Lincoln Navigator, and 2018-2020 Ford F-150, this heater control valve supports direct replacement service for vehicles with the listed HVAC heater valve application. Four Seasons 74923 is also referenced by OE and aftermarket interchange numbers for the same application.
Key Features
- Single solenoid electronic heater valve design
- OE replacement part for factory-style service
- Built for HVAC temperature control systems
- Direct application for Ford Expedition, Lincoln Navigator, and Ford F-150
- Four Seasons heater valve part number 74923
Application Details
This Four Seasons heater valve line is focused on temperature control components used in modern HVAC systems. Part number 74923 is specified as a heater valve and is intended for vehicles that use an electronically controlled coolant shutoff or flow-control valve in the heater circuit. It cross-references 802544 for the same application.
Fits 2018-2021 Ford Expedition, Heater Valve. Fits 2018-2021 Lincoln Navigator, Heater Valve. Fits 2018-2020 Ford F-150, Heater Valve.
Common Issues This Part May Resolve
- Weak or inconsistent cabin heat
- Heater output stuck hot or stuck cold
- Coolant flow control problems in the heater circuit
- HVAC temperature changes that do not respond correctly
- Fault codes or drivability complaints tied to heater valve operation
Installation Notes and Tips
Verify the original valve style, connector type, and vehicle application before replacement. Because this is an electronic heater valve, inspect the electrical connector, wiring, and coolant hoses during service, and confirm the cooling system is properly bled after installation. Match the replacement to the OE-style configuration used on the vehicle.
Quality Assurance
Four Seasons supplies OE replacement HVAC components, and part 74923 is listed for direct application service on the vehicles shown above. Confirm fitment by year, make, model, and heater valve configuration before ordering.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2021 | Ford | Expedition | — | — | N/A | Heater Valve |
| 2021 | Lincoln | Navigator | — | — | N/A | Heater Valve |
| 2020 | Ford | Expedition | — | — | N/A | Heater Valve |
| 2020 | Ford | F-150 | 3.5L | V6 | N/A | Heater Valve |
| 2020 | Lincoln | Navigator | — | — | N/A | Heater Valve |
| 2019 | Ford | Expedition | — | — | N/A | Heater Valve |
| 2019 | Ford | F-150 | 3.5L | V6 | N/A | Heater Valve |
| 2019 | Lincoln | Navigator | — | — | N/A | Heater Valve |
| 2018 | Ford | Expedition | — | — | N/A | Heater Valve |
| 2018 | Ford | F-150 | 3.5L | V6 | N/A | Heater Valve |
| 2018 | Lincoln | Navigator | — | — | N/A | Heater Valve |
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