NHTSA ID Number: 10198613 Manufacturer Communication Number: 21B26-S1 Summary In some of the affected vehicles, the engine’s secondary timing chain tensioner may not have been properly activated during assembly, which could result in a timing loss. Timing loss could lead to internal engine damage, a rough running engine , and engine misfires.     PROGRAM TERMS  This ... Read more

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NHTSA ID Number: 10155576 Manufacturer Communication Number: SSM 47830 Summary Some 5.0L 4V engines may exhibit a tick/tap/rattle or knock immediately after secondary timing chain tensioner installation. In some cases the secondary timing chain tensioners are not fully released during installation.To confirm, remove both valve covers and inspect the secondary timing chains and tensioners. If the chain ... Read more

The post Engine Noise Immediately After Installation Of A Secondary Timing Chain Tensioner – 2011-2014 Ford first appeard on Ford & Lincoln - OEMDTC and is written by oemdtc