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Versión actual por: George ,

Título:

RPM varies while driving

Texto:

While driving at 60 mph the engine rpm will jump up a couple hundred rpm then drop back down. It will do that constantly.   What might be causing it?

Dispositivo:

1997-2003 Ford F-150

Estatus:

open

Respuesta Aceptada:

+426571

Aporte original por: George ,

Título:

RPM varies while driving

Texto:

While driving at 60 mph the engine rpm will jump up a couple hundred rpm then drop back down. It will do that constantly.   What might be causing it?

Dispositivo:

1997-2003 Ford F-150

Estatus:

open