This may be due to a worn variable camshaft timing (VCT) unit. To correct the condition, follow the Service Procedure steps to replace the VCT units and update the powertrain control module (PCM) …

Jul 26, 2021 · I also had the cam phasers replaced under 21N03. I just got my truck back yesterday with the new 21B10 update as I was having all the issues I listed in this post.

Sep 14, 2021 · Ford put out a statement saying there have been no known engine failures due to the cam phaser rattle yet Ford is approving the cam phasers to be replaced for those who have Ford …

Aug 17, 2024 · Your Ford F150 may be part of a critical recall concerning cam phasers. Here’s your comprehensive guide to understanding the recall and getting your vehicle repaired.

Mar 26, 2025 · Before jumping to conclusions, it’s crucial to have a professional technician diagnose the issue. A 2019 F-150 owner experienced a persistent rattling noise at startup. Despite replacing the …

Nov 2, 2021 · A recall is safety related or emissions related problem and does not have an expiration date. A CSP is not the same as a recall and is a way of upgrading or replacing a particular part that …

Mar 25, 2022 · A cam phaser that has developed an undesirable noise does not affect the vehicle safety, performance, or emissions. If an affected vehicle exhibits this condition, dealers are to …

Aug 3, 2023 · When purchasing a vehicle with the 3.5L EcoBoost engine, be aware of the recalls related to cam phaser issues, such as the 21B10 reprogram and Customer Satisfaction Program 21N03.

The 3.5L EcoBoost engine is particularly prone to Cam Phaser problems, affecting F150 models produced from 2017 to 2020. Other affected models include the 2018-2020 Expedition and Navigator.

May 12, 2023 · I thought they'd push back on the cam phaser issue, but apparently not. Does anyone know if this is just kicking the cam-phaser problem down the road again, or has Ford finally fixed the …