TSB Document:

• Sorry, the NHTSA has not posted this TSB document yet.

You can still get the detailed info from Ford for this TSB. Call your local Ford dealer's service department & ask for a copy of TSB# 8163.

Affected Component: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE

Summary

SOME VEHICLES WITH 4.6L, OR 6.8L ENGINES MAY EXHIBIT A ROLLER FINGER FOLLOWER COMING OFF DURING ENGINE CRANKING IN COLD TEMPERATURES BELOW ZERO DEGREES F. A ONE-TIME NOISE FROM THE ENGINE MAY BE HEARD, FOLLOWED BY ROUGH RUNNING / MISSES, NO START, LACKS POWER AND A CHECK ENGINE LIGHT (MISFIRE DIAGNOSTIC TROUBLE CODES). *TT

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