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SD harness from manual to automatic

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Old Jan 28, 2014 | 06:52 PM
  #1  
tazz6989's Avatar
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From: South Carolina
Car: 86 Iroc z / 91 RS
Engine: LB9 / looking for a bbc 396
Transmission: 700r4
Axle/Gears: 2.73 both for now
SD harness from manual to automatic

ok look i got a SD harness on here that was for manual and not my auto
can i add the 700r4 lockup and speed sensor and how would i go about it
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Old Jan 28, 2014 | 07:00 PM
  #2  
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From: Mile High Country !!!
Car: 1967 Camaro, 91 z28
Engine: Lb9
Transmission: M20
Axle/Gears: J65 pbr on stock posi 10bolt
Re: SD harness from manual to automatic

just guessing was your car tbi before ? You can stip the wiring off your old harness. tcc lockup consists of three wires to the transmission for tcc. from ecm and 4th gear switch. The brake switch goes through c100
Attached Thumbnails SD harness from manual to automatic-image.jpg  

Last edited by Tuned Performance; Jan 28, 2014 at 07:05 PM.
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Old Jan 28, 2014 | 07:04 PM
  #3  
tazz6989's Avatar
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From: South Carolina
Car: 86 Iroc z / 91 RS
Engine: LB9 / looking for a bbc 396
Transmission: 700r4
Axle/Gears: 2.73 both for now
Re: SD harness from manual to automatic

yea it was tbi i was making sure i dont need to repin anything i know i got a ecm and prom from you and i still need to repin some brown wires for the speedo to work taxes time is comings so sould be able to get it ready to ride
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Old Jan 28, 2014 | 07:10 PM
  #4  
Tuned Performance's Avatar
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From: Mile High Country !!!
Car: 1967 Camaro, 91 z28
Engine: Lb9
Transmission: M20
Axle/Gears: J65 pbr on stock posi 10bolt
Re: SD harness from manual to automatic

You wouldn't use the wires that are on the sd harness for the vss going directly to the ecm but instead the tbi wires that go through c100 to the vss buffer. You can un pin b9 and b10 those would not be used but the vss input would go from the buffer to c6 and the output to the speedometer is b11
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Old Jan 28, 2014 | 07:17 PM
  #5  
tazz6989's Avatar
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From: South Carolina
Car: 86 Iroc z / 91 RS
Engine: LB9 / looking for a bbc 396
Transmission: 700r4
Axle/Gears: 2.73 both for now
Re: SD harness from manual to automatic

and ill find these where the dash harness plugs to the SD harness right
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Old Jan 29, 2014 | 12:18 AM
  #6  
Tuned Performance's Avatar
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From: Mile High Country !!!
Car: 1967 Camaro, 91 z28
Engine: Lb9
Transmission: M20
Axle/Gears: J65 pbr on stock posi 10bolt
Re: SD harness from manual to automatic

All the changes I listed will be made at the ecm. You will want to check for differences at c100 and c201.
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Old Jan 31, 2014 | 06:19 PM
  #7  
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Re: SD harness from manual to automatic

If your harness is from a 91 Camaro I will swap you my 91 SD TPI auto harness for yours.

I can send you pics etc.
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