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October 1, 1999 Service bulletin

Vehicles equipped with windsor engines only may exhibit an engine knock at initial cold startup

Ford technical service bulletin 7155 for 1997-1999 Ford Expedition, 1997-1999 Lincoln Navigator and 1997-1999 Ford F Series.

Bulletin number
7155
Component
Engine and engine cooling: engine: gasoline
Summary
Vehicles equipped with windsor engines only may exhibit an engine knock at initial cold startup. Tt

Owners of these vehicles have filed 604 complaints in the engine category.

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