PINOUT for 1999 Silverado (V6)
#1
PINOUT for 1999 Silverado (V6)
Does any one have the pinout for this model specifically? Computer Serv. No. is 16263494.
If I cant get this dang thing to work Im just gonna have to convert to a 0411 pcm and give that a shot. I have searched and can't find this specific wiring anywhere.. If someone has an account with alldata can you pull the schematics off it for me please. Thanks
If I cant get this dang thing to work Im just gonna have to convert to a 0411 pcm and give that a shot. I have searched and can't find this specific wiring anywhere.. If someone has an account with alldata can you pull the schematics off it for me please. Thanks
#2
Connector Part Information
• 12129025
• 32 pin VCM Connector C1 (BLU)
Pin
Wire Color
Circuit No.
Function
1-2
--
--
Not Used
3
BRN/WHT
633
1X CMP Sensor Signal
4-6
--
--
Not Used
7
TAN
1667
HO2S Bank 2 Sensor 1 Low
8
PNK/BLK
632
CMP Sensor Ground
9
--
--
Not Used
10
TAN/BLK
422
TCC Solenoid Control
11-12
--
--
Not Used
13
WHT
687
3-2 Valve Assembly Control
14
BRN
436
AIR Pump Relay Control
15
YEL/BLK
1827
Vehicle Speed Output
16-18
--
--
Not Used
19
PPL/WHT
1665
HO2S Bank 1 Sensor 1 High
20
PPL
1670
HO2S Bank 2 Sensor 2 High
21
PPL
1666
HO2S Bank 2 Sensor 1 High
22
PPL/WHT
1668
HO2S Bank 1 Sensor 2 High
23
--
--
Not Used
24
TAN
1671
HO2S Bank 2 Sensor 2 Low
25
TAN/WHT
1653
HO2S Bank 1 Sensor 1 Low
26
TAN/WHT
1669
HO2S Bank 1 Sensor 2 Low
27
--
--
Not Used
28
PPL
574
CKP Sensor Ground
29
LT GRN/BLK
822
VSS Low
30
PPL/WHT
821
VSS High
31
YEL
573
3X CKP Sensor Signal
32
--
--
Not Used
Vehicle Control Module (VCM) Connector C2
Connector Part Information
• 12129025
• 32 Pin VCM Connector C2 (RED)
Pin
Wire Color
Circuit No.
Function
1
--
--
Not Used
2
WHT
1310
EVAP Canister Vent Valve Control
3
--
--
Not Used
4
YEL/BLK
1223
2-3 SS Valve Control
5
--
--
Not Used
6
LT GRN
1222
1-2 SS Valve Control
7
BRN
418
TCC PWM SOL Valve Control
8
BLK
1744
Fuel Injector #1 Driver
9
YEL/BLK
846
Fuel Injector #6 Driver
10
BRN
1456
EGR Pintle Position Signal
11-12
--
--
Not Used
13
LT GRN/WHT
1749
IAC Coil B High
14
LT BLU/WHT
1747
IAC Coil A High
15
LT GRN/BLK
1745
Fuel Injector #2 Driver
16
PNK/BLK
1746
Fuel Injector #3 Driver
17-18
--
--
Not Used
19
DK BLU
496
Knock Sensor Signal
20
WHT
121
Tachometer Output
21
LT GRN
432
MAP Sensor Signal
22
TAN
472
IAT Sensor Signal
23
YEL
410
ECT Sensor Signal
24
DK BLU
417
TP Sensor Signal
25
DK GRN
890
Fuel Tank Pressure Sensor Signal
26
--
--
Not Used
27
YEL/BLK
1227
TFT Sensor Signal
28
YEL
492
MAF Sensor Signal
29
LT GRN/BLK
444
IAC Coil B Low
30
LT BLU/BLK
1748
IAC Coil A Low
31
BLK/WHT
845
Fuel Injector #5 Driver
32
LT BLU/BLK
844
Fuel Injector #4 Driver
Vehicle Control Module (VCM) Connector C3
Connector Part Information
• 12129025
• 32 pin VCM Connector C3 (CLR)
Pin
Wire Color
Circuit No.
Function
1
DK GRN/WHT
459
A/C Compressor Clutch Relay Control
2
DK GRN/WHT
428
EVAP Canister Purge Valve Control
3
--
--
Not Used
4
BLK
452
Sensor Ground
5
BRN
25
L Terminal Generator Control/Monitoring
6
RED/BLK
1228
PC SOL Valve High
7-8
--
--
Not Used
9
WHT
423
IC Control
10
--
--
Not Used
11
RED
1226
Transmission Range C Input
12
GRY
416
5 Volt Reference
13
PPL
1589
Fuel Level Sensor Signal
14
DK BLU
604
A/C Recirculation Signal
15
--
--
Not Used
16
LT BLU WHT
1229
PC SOL Valve Low
17
BLK
451
VCM Ground
18
BLK
451
VCM Ground
19
BLK
470
Sensor Ground
20
--
--
Not Used
21
ORN
440
Battery Positive Voltage (B+)
22
DK BLU
1225
Transmission Range B Input
23
PNK
1224
Transmission Range A Input
24
LT GRN
1478
Coolant Level Switch Output
25
GRN/WHT
762
A/C Request Signal
26
WHT
776
PRNDL P
27
GRY
474
5 Volt Reference
28
GRY
773
PRNDL C
29
BRN
1174
Oil Level Sensor Output
30
DK GRN
603
A/C Cycling Switch Signal
31
BLK/WHT
771
PRNDL A
32
YEL
772
PRNDL B
Vehicle Control Module (VCM) Connector C4
Connector Part Information
• 12129225
• 24 Pin VCM Connector C4 (BLK)
Pin
Wire Color
Circuit No.
Function
1
DK GRN/WHT
465
Fuel Pump Relay Control
2
--
--
Not Used
3
DK GRN/WHT
817
Vehicle Speed Output
4
DK GRN
389
Vehicle Speed Output
5
BRN/WHT
419
MIL Control
6
--
--
Not Used
7
DK GRN
1614
Recirculation Door Motor Control
8-9
--
--
Not Used
10
PPL
420
Brake Switch Input
11
DK GRN
1049
Serial Data (Class 2)
12
--
--
Not Used
13
BRN
241
Ignition Positive Voltage
14
YEL
710
Serial Data (Class 2)
15
--
--
Not Used
16
RED
1676
EGR Valve Control
17
PNK
1020
Ignition Positive Voltage
18
PNK
439
Ignition Positive Voltage
19
BLK/WHT
1695
4WD Wheel Lock Input
20
WHT
257
EGR Valve Ground
21
--
--
Not Used
22
GRY
48
CPP Switch Signal
23
GRY/BLK
1694
4WD Indicator Signal Input
24
LT BLU/BLK
396
Cruise Engaged Input
• 12129025
• 32 pin VCM Connector C1 (BLU)
Pin
Wire Color
Circuit No.
Function
1-2
--
--
Not Used
3
BRN/WHT
633
1X CMP Sensor Signal
4-6
--
--
Not Used
7
TAN
1667
HO2S Bank 2 Sensor 1 Low
8
PNK/BLK
632
CMP Sensor Ground
9
--
--
Not Used
10
TAN/BLK
422
TCC Solenoid Control
11-12
--
--
Not Used
13
WHT
687
3-2 Valve Assembly Control
14
BRN
436
AIR Pump Relay Control
15
YEL/BLK
1827
Vehicle Speed Output
16-18
--
--
Not Used
19
PPL/WHT
1665
HO2S Bank 1 Sensor 1 High
20
PPL
1670
HO2S Bank 2 Sensor 2 High
21
PPL
1666
HO2S Bank 2 Sensor 1 High
22
PPL/WHT
1668
HO2S Bank 1 Sensor 2 High
23
--
--
Not Used
24
TAN
1671
HO2S Bank 2 Sensor 2 Low
25
TAN/WHT
1653
HO2S Bank 1 Sensor 1 Low
26
TAN/WHT
1669
HO2S Bank 1 Sensor 2 Low
27
--
--
Not Used
28
PPL
574
CKP Sensor Ground
29
LT GRN/BLK
822
VSS Low
30
PPL/WHT
821
VSS High
31
YEL
573
3X CKP Sensor Signal
32
--
--
Not Used
Vehicle Control Module (VCM) Connector C2
Connector Part Information
• 12129025
• 32 Pin VCM Connector C2 (RED)
Pin
Wire Color
Circuit No.
Function
1
--
--
Not Used
2
WHT
1310
EVAP Canister Vent Valve Control
3
--
--
Not Used
4
YEL/BLK
1223
2-3 SS Valve Control
5
--
--
Not Used
6
LT GRN
1222
1-2 SS Valve Control
7
BRN
418
TCC PWM SOL Valve Control
8
BLK
1744
Fuel Injector #1 Driver
9
YEL/BLK
846
Fuel Injector #6 Driver
10
BRN
1456
EGR Pintle Position Signal
11-12
--
--
Not Used
13
LT GRN/WHT
1749
IAC Coil B High
14
LT BLU/WHT
1747
IAC Coil A High
15
LT GRN/BLK
1745
Fuel Injector #2 Driver
16
PNK/BLK
1746
Fuel Injector #3 Driver
17-18
--
--
Not Used
19
DK BLU
496
Knock Sensor Signal
20
WHT
121
Tachometer Output
21
LT GRN
432
MAP Sensor Signal
22
TAN
472
IAT Sensor Signal
23
YEL
410
ECT Sensor Signal
24
DK BLU
417
TP Sensor Signal
25
DK GRN
890
Fuel Tank Pressure Sensor Signal
26
--
--
Not Used
27
YEL/BLK
1227
TFT Sensor Signal
28
YEL
492
MAF Sensor Signal
29
LT GRN/BLK
444
IAC Coil B Low
30
LT BLU/BLK
1748
IAC Coil A Low
31
BLK/WHT
845
Fuel Injector #5 Driver
32
LT BLU/BLK
844
Fuel Injector #4 Driver
Vehicle Control Module (VCM) Connector C3
Connector Part Information
• 12129025
• 32 pin VCM Connector C3 (CLR)
Pin
Wire Color
Circuit No.
Function
1
DK GRN/WHT
459
A/C Compressor Clutch Relay Control
2
DK GRN/WHT
428
EVAP Canister Purge Valve Control
3
--
--
Not Used
4
BLK
452
Sensor Ground
5
BRN
25
L Terminal Generator Control/Monitoring
6
RED/BLK
1228
PC SOL Valve High
7-8
--
--
Not Used
9
WHT
423
IC Control
10
--
--
Not Used
11
RED
1226
Transmission Range C Input
12
GRY
416
5 Volt Reference
13
PPL
1589
Fuel Level Sensor Signal
14
DK BLU
604
A/C Recirculation Signal
15
--
--
Not Used
16
LT BLU WHT
1229
PC SOL Valve Low
17
BLK
451
VCM Ground
18
BLK
451
VCM Ground
19
BLK
470
Sensor Ground
20
--
--
Not Used
21
ORN
440
Battery Positive Voltage (B+)
22
DK BLU
1225
Transmission Range B Input
23
PNK
1224
Transmission Range A Input
24
LT GRN
1478
Coolant Level Switch Output
25
GRN/WHT
762
A/C Request Signal
26
WHT
776
PRNDL P
27
GRY
474
5 Volt Reference
28
GRY
773
PRNDL C
29
BRN
1174
Oil Level Sensor Output
30
DK GRN
603
A/C Cycling Switch Signal
31
BLK/WHT
771
PRNDL A
32
YEL
772
PRNDL B
Vehicle Control Module (VCM) Connector C4
Connector Part Information
• 12129225
• 24 Pin VCM Connector C4 (BLK)
Pin
Wire Color
Circuit No.
Function
1
DK GRN/WHT
465
Fuel Pump Relay Control
2
--
--
Not Used
3
DK GRN/WHT
817
Vehicle Speed Output
4
DK GRN
389
Vehicle Speed Output
5
BRN/WHT
419
MIL Control
6
--
--
Not Used
7
DK GRN
1614
Recirculation Door Motor Control
8-9
--
--
Not Used
10
PPL
420
Brake Switch Input
11
DK GRN
1049
Serial Data (Class 2)
12
--
--
Not Used
13
BRN
241
Ignition Positive Voltage
14
YEL
710
Serial Data (Class 2)
15
--
--
Not Used
16
RED
1676
EGR Valve Control
17
PNK
1020
Ignition Positive Voltage
18
PNK
439
Ignition Positive Voltage
19
BLK/WHT
1695
4WD Wheel Lock Input
20
WHT
257
EGR Valve Ground
21
--
--
Not Used
22
GRY
48
CPP Switch Signal
23
GRY/BLK
1694
4WD Indicator Signal Input
24
LT BLU/BLK
396
Cruise Engaged Input