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# 14439.

Affected Component: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE

Summary

SOME VEHICLES EQUIPPED WITH A 3.8L ENGINE MAY EXHIBIT SPARK KNOCK ON HEAVY ACCEL WITH 87 OCTANE FUEL. HOT WEATHER AND LOWER OCTANE FUEL MAY EXAGGERATE THE CONDITION. *TT

SOME VEHICLES EQUIPPED WITH A 3.8L ENGINE MAY EXHIBIT SPARK KNOCK ON HEAVY ACCEL WITH 87 OCTANE FUEL. HOT WEATHER AND LOWER OCTANE FUEL MAY EXAGGERATE THE CONDITION. *TT