I had the same question. The owner's manual doesn't say anything about this
but for some reason the upshift light is not enabled in the 4.7L.
"andy levy" <andylevy@yahoo.com> wrote in message
news:b79r0j$k8r$1@bent.twistedbits.net...
>
> OK, I've got 6 weeks/1600 miles on the truck now and the blasted thing
> still hasn't lit up. 5-speed Daks (at least the newer ones) are
> supposed to have an arrow inside the tach to indicate when you should
> upshift for max. economy. Mine has yet to light up. Anyone else?
>
> Mind you, I won't actually *obey* the thing, i'm just curious.
> --
> -andy
>
> http://home.twcny.rr.com/andylevy/ --- andylevy@yahoo.com
> --------------------------------------------
> "Whatever Adam does, do the opposite and you'll be fine"
> -Bob Tom
> --------------------------------------------
>
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