zelfr Posted February 15, 2014 Report Share Posted February 15, 2014 (edited) **Edited!!! I have a 1998 Grand Prix GT 3.8 V6. With 102.000 miles on it. When I first start my car I can only shift and lock into P,R, and 1st gear. I can't use D, 3, or 2nd gear until I get on the road with 1st and slowly shift into 2nd, 3rd then drive. Fluid is full and a little dirty. I'm 20,000 past due for a change (Past owners had originally told me they didn't change fluid ever. Found out that was incorrect about a week ago.) Edited February 15, 2014 by zelfr Change of information Quote Link to comment Share on other sites More sharing options...
l67ss Posted February 15, 2014 Report Share Posted February 15, 2014 Is ur speedometer working? Quote Link to comment Share on other sites More sharing options...
zelfr Posted February 15, 2014 Author Report Share Posted February 15, 2014 (edited) it does. New explanation up top, just got my car and drove it home. My D,3,2nd don't work until I get going and have to start out in 1st. Edited February 15, 2014 by zelfr Quote Link to comment Share on other sites More sharing options...
l67ss Posted February 16, 2014 Report Share Posted February 16, 2014 Sounds like either a weak pump or a clogged filter. Id change the filter and hope for the best Quote Link to comment Share on other sites More sharing options...
Schurkey Posted February 17, 2014 Report Share Posted February 17, 2014 I can only shift and lock into P,R, and 1st gear. I can't use D, 3, or 2nd gear until I get on the road with 1st and slowly shift into 2nd, 3rd then drive. You can't SHIFT into D, 3, or 2? Or you can shift into those ranges, but the trans doesn't engage, so you have a false-neutral? Quote Link to comment Share on other sites More sharing options...
Imp558 Posted February 17, 2014 Report Share Posted February 17, 2014 That tranny in pissed off, a fluid change probably isn't going to offer much to it. It should engage in D because of the mechanical shifter and if it had a bad V.S.S or Position switch the PCM may command it to shift improperly or not at all but it should shift hydraulically much later than it should. It's probably a weak pump. Quote Link to comment Share on other sites More sharing options...
zelfr Posted February 17, 2014 Author Report Share Posted February 17, 2014 You can't SHIFT into D, 3, or 2? Or you can shift into those ranges, but the trans doesn't engage, so you have a false-neutral? I basically have a false neutral, the trans will not lock into them, it's basically staying in neutral and passing up D, 3rd and 2nd. I can get into them after driving on the road in 1st gear and slowing shifting into it. If i apply to much gas it slips and won't lock in, but as long as I do it slow I can shift into it. It's almost like driving a manual right now without having to use a clutch. Once I get it back into drive by working through my gears 1,2 and 3rd it seems fine until i stop then drive stops working again, and I have to repeat the process. Quote Link to comment Share on other sites More sharing options...
Schurkey Posted February 17, 2014 Report Share Posted February 17, 2014 Might as well get professional help now, before you do more damage to the transmission. Quote Link to comment Share on other sites More sharing options...
Imp558 Posted February 17, 2014 Report Share Posted February 17, 2014 Might as well get professional help now, before you do more damage to the transmission. X2 Quote Link to comment Share on other sites More sharing options...
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