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Description:
- Fitment:
- 2015-2020 Ford F150;
- 2018+ Ford Expedition;
- 2018+ Lincoln Navigator
- Part Number:
- Check valve OE: 926-390 FL3Z3A788B L3Z-3A788-B-1 FL34-7A788-AD FL3Z-3A788-A FL3Z-3A788-B
- Vacuum solenoid OE: 7L1Z-9H465-B 9L14-9H465-BA 6L3Z-9H465-B 7L1Z9H465B 9L149H465BA
Purpose:
- To ensure that the vacuum control components in the four-wheel drive system are working properly, thus improving the performance and flexibility of the vehicle in different road conditions.
- This is important for driving situations that require frequent driving in difficult road conditions or require extra traction.
Features：
- The switch of the four-wheel drive system is realized by controlling the opening and closing of the vacuum system
William Meredith
Reviewed in the United States on January 13, 2025
No tools required… fixed the problem of 4WD wanting to engage
L3D3SMA
Reviewed in the United States on July 25, 2024
I installed it on my 19 ford expedition because it had a noise when change from 4h to 2h. Noise gone.
Nicole K
Reviewed in the United States on July 2, 2024
Fixed the issue
Gonzalo
Reviewed in the United States on December 12, 2024
Do not order from this vendor! Quality is not good. You’re better off purchasing one for a little more money!
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