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Performance Shift


GrandPrix1999
02-23-2005, 08:40 PM
Iv'e got a 1999 GT and on the instrument cluster I can see the words Perf Shift. I'm pretty sure the car has everything but the supercharger. Does performance shift only come with gtp's? If not what do I have to do to activate it? :rolleyes:

v8soldier
02-23-2005, 09:48 PM
If it is set up the same way as my 2000 GTP it should have a little button on the side of the shifter you can push to engage/disengage the performance shift.

carnutcass
02-24-2005, 05:08 PM
I'm pretty sure Performance Shift (PS) was not available on the GT in spite of the fact that Pontiac used the same DIC. To activate PS you'll need a reprogrammed PCM.

kustomkid54
02-24-2005, 05:11 PM
I'm pretty sure Performance Shift (PS) was not available on the GT in spite of the fact that Pontiac used the same DIC. To activate PS you'll need a reprogrammed PCM.

That's one thing I like about you John. Your never wrong.

carnutcass
02-24-2005, 08:37 PM
Tell that to my boss!!!

kustomkid54
02-24-2005, 08:55 PM
Tell that to my boss!!!


Your Wife would say the samething. Right?

94sportsedan
02-24-2005, 11:11 PM
You can make the light on the dash come on if you want. On my 2000Gt it was blue, I just grounded one side of the light bulb, behind the instrument cluster.

GrandPrix1999
02-25-2005, 05:33 PM
Yah I looked I definatly have no button for that. thx for the input.

kustomkid54
02-25-2005, 06:29 PM
Yah I looked I definatly have no button for that. thx for the input.

If you have the reprogramed PCM you don't need a buttom. You can wire a switch. That what a couple of guys have done.
Wireing the light on? Why? that like putting Hemi tags on a Chevy.

94sportsedan
02-25-2005, 06:40 PM
Well at the time I had a dhp pcm which was programmed for performance shift to always be on.

kustomkid54
02-25-2005, 07:07 PM
Well at the time I had a dhp pcm which was programmed for performance shift to always be on.

So do I, but I have a switch which turns it on and off. Want to know for sure if it's "on"? Take your car up to about 35-38 MPH and "jump on it". If it jumps into 1st gear, it's on. If it doesn't, wire a off/on switch.
For that, I would get a hold of Cass.

carnutcass
02-25-2005, 09:27 PM
If you have a reprogrammed PCM and you want to run Performance Shift always on, You can simply run a jumper wire from pin 21 on the clear connector to ground...............Yay!

kustomkid54
02-25-2005, 09:45 PM
If you have a reprogrammed PCM and you want to run Performance Shift always on, You can simply run a jumper wire from pin 21 on the clear connector to ground...............Yay!


You never got the "BOSS" thing did you?

carnutcass
02-25-2005, 11:49 PM
Of course I did. :chair:

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