the_merv

iTrader: (88)

Anyone have a diagram or know where to get one for these plugs. They are on a Factory LS1 Harness, these are the two that plug under the Glovebox into the Dash connections.

roadtrip120

iTrader: (29)

I know my gm manuals have the diagrams, but i'll have to get them for you when i get home. You should be able to get them at the gm dealership

white connector is 12064769

pin-color-circut/function
a-tan-31/oil pressure feed to cluster
b-gray-48/clutch swithc signal-clutch anticipate
c-pink-539/fuse output-ignition
d-purple-420/brake pedal switch output torque converter clutch
e-blask/white-451 / ground
f-orange/black-1061 / seral data signal
g-brown-141/ fuse output ignition
h-orange/black-434 / transmission nuetral safety switch
j-yelllow/black-625/ vehicle anti theft
k-dark green/white-817/ vehichle speed sensor

your blue connector is 12064872

a-gray-474/reference votage feed 5 volts
b-brown/white- 419/ service engine soon
c-white-1310/canister vent valve solenoid output
d-tan-800/ serial data signal
e-dr blue-229/theft deterrent fuel enable feed
f-dark green/white- 762/ a/c request signal
g-gray-720/ sensor return
h-dark green-890 / fuel tank pressure sensor signal
j- purple- 1589/ fuel gauge sensor signal
k-dark green- 1049/ serial data sinal class B . diagnostic to PCM

Hope this helps

roadtrip120

iTrader: (29)

LT1 94 Harness

C210,C220,C230

C210 = Black connector
A Purple /Theft deterrent relay to starter solenoid feed
B Black/White Ground feed to fuel pump relay
C info not known
D Grey /Feed from fuel pump and fuel pump relay to prime connector

C220= White connector
pin= color - CKT / Description

A= Red - 225 / Generator feed to instrument cluster
B= Tan - 31 / Oil pressure feen to cluster
C= Brown - 1174 / Oil level feed to cluster
D=Orange/Black - 463 / Spark retard request
E=Tan/Black - 464 / Throttle position sensor signal (ebtcm)
F= Tan - 800 / Serial data signal
G=Dark Green/white - 817 / vehicle speed sensor
H=Dark Blue/white - 1493/ (Automatic) Performance switch signal
375 / (Manual) skip shift indicator control(V8 only)
J=Dark green/white - 465 / Fuel pump relay control
K=Dark green - 135 / Coolant temp feed to instrument cluster

C230 = Blue connector
A=Light Blue - 553(auto)/ performance switch indicator control
48(manual)/ clutch anticipate signal(V6 only)
B=brown/white- 419 / service engine soon indicator feed
C=White/black- 448 / Diagnostic request signal
D=White - 121 / tachometer signal to instrument cluster
E=Dark blue - 229 / theft deterrent fuel enable feed
F=Dark Green/White - 762 / A/C request signal
G=Pink - 439 / power feed from pcm Ign fuse #5
H=light blue/black - 583 (auto) / tcc switched power feed
Brown - 141 (manual) / power from turn b/u fuse #2 to back up switch
J=Orange/Black -434 (auto) park neutral feed from transmission position switch v8
Light green -24 (manual) backup lamp feed
K=Tan/black-422 / (auto) torgue converter clutch control

the_merv

iTrader: (88)

Is that the same for a 1995 model? Mine has the OBDII 16-pin Port connection under the Steering Column.