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relay and plug Q's w/pics

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Old Dec 30, 2009 | 10:44 AM
  #1  
wanab03ss's Avatar
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From: chicago
Car: 87 GTA
Engine: 385 sbc
Transmission: 700r4
Axle/Gears: 2.73 posi
relay and plug Q's w/pics

I have some plugs and relays I cant find in my wiring schematics and Im pulling all uneeded relays and wires

this one is on the pass side blue/black wires (ac, emisions were removed buy previous owner) and it was hanging when I got the car
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with the ac gone can I pull any of these relays


since the car was converted from maf to speed density, can I remove the maf relay?
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Old Dec 30, 2009 | 11:28 AM
  #2  
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From: Wichita, ks
Car: 84 frankenstein Z28
Engine: 350
Transmission: 700R4
Axle/Gears: 3.73
Re: relay and plug Q's w/pics

I believe the bigger relay on the heater box controls the blower fan speed. Not sure about the smaller one though.
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Old Jan 1, 2010 | 07:58 PM
  #3  
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From: NC
Car: 91 Trans Am
Re: relay and plug Q's w/pics

First pic is one of the AC line connectors

If you converted to SD then the MAF and burnoff relays can come out. Im not sure how you pulled off the conversion without removing the harness and stripping the unneeded pieces. The ESC module bolted to the relay bracket can come out too. The 730 ECM doesnt need an external knock box

FYI, MAF and burnoff relays should be behind the pass headlight, not near the booster. Those pictured should be the fuel pump, fan(s) and AC clutch relay
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Old Jan 2, 2010 | 09:39 AM
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wanab03ss's Avatar
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From: chicago
Car: 87 GTA
Engine: 385 sbc
Transmission: 700r4
Axle/Gears: 2.73 posi
Re: relay and plug Q's w/pics

the previous owner had it switched to speed density, its running an accel gen6 dfi ecu. the relay by the brake booster says "maf power" but like i said the prevous owner did the conversion so I dont know what went down, but I know it was hacked up, the wires for the maf and cruise were just cut and left laying there

Last edited by wanab03ss; Jan 2, 2010 at 09:43 AM.
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Old Jan 2, 2010 | 10:04 AM
  #5  
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Car: 91 Trans Am
Re: relay and plug Q's w/pics

Dont mess with a shady harness unless it has problems
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Old Jan 2, 2010 | 11:13 AM
  #6  
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From: chicago
Car: 87 GTA
Engine: 385 sbc
Transmission: 700r4
Axle/Gears: 2.73 posi
Re: relay and plug Q's w/pics

The motor is coming out and Im tracing all the wires and relays I dont need so I can unpin them from the harness.
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Old Sep 1, 2011 | 10:50 PM
  #7  
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Car: 1987 firebird
Re: relay and plug Q's w/pics

what are the three relays on the drivers side firewall?
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