From: James.McBride@GDEsystems.COM@INTERNET on Mon, Nov 11, 1996 12:48 PM
>Norah says:
>>Does anyone know why on the '93 you had to turn the Overdrive "ON" when
>>needed and now on the '95 it automatically on and you have to turn it off?
>I have a '93 with the 5.2, which meant the 4spd AT (MT in '94). The dash
>Overdrive control is an overdrive lockout, meaning that when the switch
>is engaged, the overdrive upshift is disabled. When you start the truck,
>all four speeds (OD too) are enabled; only when you engage the lockout
>are you limited to 3spd. In my experience, the OD is quite a smooth upshift,
>and hardly a problem around town.
>
>In short, on the '93 OD was automatically on and you have to turn it off.
This describes my 89 auto operation. I figure that the button on the dash
was an easier way of implementing the 4th gear OD than trying to build it
into the column shift lever (ex. P R N D 3 2 1)
Dave Clement
89 4x4 LE
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