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#27446 - 07/19/07 06:23 PM PCM
T.J. Offline
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Registered: 03/12/07
Posts: 68
Loc: Tennessee
is there any difference in the Se, GT, GTP's PCM or is there a difference... say all are 3.8's
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#27447 - 07/19/07 06:28 PM Re: PCM
20gtp02 Offline
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Registered: 04/13/06
Posts: 6709
Well the GTP is Supercharged, probably some minor changes between SE and GT, plus there are some different changes between years of GP also. That's why a VIN# is requested.
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2002
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#27448 - 07/19/07 06:30 PM Re: PCM
T.J. Offline
Member
Registered: 03/12/07
Posts: 68
Loc: Tennessee
well my friend has a GT 3800 non supercharged - i have the SE 3800 non supercharged... same year 98... would his be much faster??? due to the dual exaust... or possibly a different PCM???
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#27449 - 07/19/07 06:32 PM Re: PCM
20gtp02 Offline
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Registered: 04/13/06
Posts: 6709
Should be the same, the labels refere to like any other car style packages and luxury like packages. You could yahoo or google the years, also. Here's a list of difference on the GTPs, may not help though for GT or Se, but the main diff is the S/C http://www.zzperformance.com/grand_prix/articles1.php?id=10
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2002
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#27450 - 07/19/07 06:35 PM Re: PCM
T.J. Offline
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Registered: 03/12/07
Posts: 68
Loc: Tennessee
ok thx
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#27451 - 07/19/07 06:37 PM Re: PCM
*Nice-Try* Offline
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Registered: 05/28/07
Posts: 283
Loc: Kitchener, Ontario
they will hav edifferent calibrations for fuel tables and such
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#27452 - 07/19/07 06:39 PM Re: PCM
AustinGTP Offline
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Registered: 05/23/03
Posts: 8078
Loc: Austin, TX
There will be a difference between the S/C'd and non-S/C'd. They both have a 3.8, but they're not exactly built the same way.
The S/C'd 3.8 has different heads and different compression ratio.
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Bobby

Died 5/1/08, resurrected 5/15/08
ASCD SD hood, 17" Bullitts, Overkill PCM, 3.4" Pulley, NGK TR55IX, K&N 9" cone filter, JimmyC D/P, U-bend removed, Flowmaster 40 series, Hooker big bore tips with resonators, S/B brake lines, drilled/slot rotors, GMPP handling kit, KYB struts, F&R strut supports, HID's, LED's, 2.5" Air Dam, red GTP overlays on custom badges, white rear insert.
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#27453 - 07/19/07 06:45 PM Re: PCM
T.J. Offline
Member
Registered: 03/12/07
Posts: 68
Loc: Tennessee
neither of us have superchargers... i have the exact same engine... i just have the gay looking SE single exaust... he has the dual...
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#27454 - 07/19/07 06:58 PM Re: PCM
Arcxnus Offline
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Registered: 04/05/05
Posts: 1921
Loc: Texas
The GT and GTP exhaust isn't true dual exhaust. It won't make a difference on his car.
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#27455 - 07/19/07 07:11 PM Re: PCM
T.J. Offline
Member
Registered: 03/12/07
Posts: 68
Loc: Tennessee
sweet thx...
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#27456 - 07/19/07 08:24 PM Re: PCM
drummerboy1307 Offline
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Registered: 04/30/06
Posts: 3201
Loc: Groton, CT
The PCM programming between a 98 SE 3.8 and a 98 GT 3.8 will be exactly the same.

The GTP pcm for any year is quite a bit different.
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'97 SE with alot of mods
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#27457 - 07/19/07 11:35 PM Re: PCM
RooK Offline
Member
Registered: 03/07/05
Posts: 5158
Loc: Southern KY
I'm running a '98 GTP PCM on a '00 GT harness in a '00 SE. It's all good. smile
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'13 Mustang 3.7V6 - MT82
'00 GP SE (L67 Swap, XP, Headers, 3.25")
'98 GTP, '01 Bonne
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#27458 - 07/20/07 12:26 AM Re: PCM
drummerboy1307 Offline
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Registered: 04/30/06
Posts: 3201
Loc: Groton, CT
Quote:
Originally posted by RooK:
I'm running a '98 GTP PCM on a '00 GT harness in a '00 SE. It's all good. smile
Sweet.. that's custom work right there! eek

Did you have to purchase the L36 to L67 wiring harness kit?
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'97 SE with alot of mods
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#27459 - 07/22/07 04:18 PM Re: PCM
BLEWGTP Offline
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Registered: 09/26/06
Posts: 691
Loc: Philadelphia, PA
im guessing yes....
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03 GTP: 06 seats-roof rails-fbody brakes-limited edition gauges-slp spoiler-gmpp exhaust-06 vette tips-
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