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November 1, 2001 Service bulletin

Exhibiting lack of power condition when vehicle is operated in ambient temperatures

Ford technical service bulletin 15431 for 1999-2002 Ford F-150 and 1999-2002 Ford Expedition.

Bulletin number
15431
Component
Engine and engine cooling: engine: gasoline
Summary
Exhibiting lack of power condition when vehicle is operated in ambient temperatures. Tt

Owners of these vehicles have filed 1,621 complaints in the engine category.

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