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Computer/Integrating Systems Connector End Views

Body Control Module (BCM) C1 Connector End View

GM1376257Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • OEM: 15393122
  • Service: NS
  • 72-Way F Micro-64 Unsealed (GY)
Pin Wire Color Circuit No. Function
1 - - Not Used
2 YE 5058 Intrusion Sensor Armed Signal (Export)
3 - - Not Used
4 D-GN 5525 Tap Up/Tap Down Enable Signal
5-6 - - Not Used
7 L-GN 5724 Ignition Mode Switch Mode Control
8-11 - - Not Used
12 BK/WH 851 Signal Ground
13 TN 28 Horn Relay Control
14 D-BU 5719 Ignition Mode Switch Start LED Signal
15 WH 5741 Steering Column Lock Module Lock Enable Relay Control (Export)
16 L-BU 1344 Trunk Release Control Signal
17 L-BU 187 Rear Fog Lamp Switch Signal (Export)
18 OG/BK 744 Trunk Ajar Switch Signal
19 D-GN/WH 1317 Fog Lamp Relay Control
20-21 - - Not Used
22 YE 43 Accessory Voltage
23-28 - - Not Used
29 TN/WH 1969 Headlamp High Beam Relay Control
30-32 - - Not Used
33 PK 94 Windshield Washer Switch Signal
34 - - Not Used
35 TN 305 Trunk Key Switch Signal
36-37 - - Not Used
38 L-BU/WH 1314 Left Front Turn Signal Lamp Supply Voltage
39-41 - - Not Used
42 L-GN/BK 1605 Park Brake Relay Control 1
43 - - Not Used
44 TN 126 Left Front Door Open Switch Signal
45-46 - - Not Used
47 PU 5357 Right Tail Lamp Outage Detection Signal
48 - - Not Used
49 PU 5059 Intrusion Sensor Alarm On Signal (Export)
50 - - Not Used
51 GY/BK 745 Left Front Door Ajar Switch Signal
52 - - Not Used
53 TN/WH 746 Right Front Door Ajar Switch Signal
54 - - Not Used
55 L-GN 1037 BCM Class 2 Serial Data
56 D-BU/WH 1315 Right Front Turn Signal Lamp Supply Voltage
57 WH 2282 Headlamp Washer Relay Control
58 D-GN 1399 RAP Relay Coil Supply Voltage
59 - - Not Used
60 L-GN 1845 Chime Control
61 - - Not Used
62 YE 5356 Left Tail Lamp Outage Detection Signal
63 L-GN 1177 Right Front Door Open Switch Signal
64 GY 91 Windshield Wiper Motor Relay Coil Supply Voltage
65 WH 1080 Park Lamp Relay Control
66 L-GN/WH 5723 Ignition Mode Switch Mode Voltage
67 - - Not Used
68 TN/BK 5168 Power Sounder Enable Signal (Export)
69 PK/BK 109 Hood Ajar Switch Signal (Export)
70 - - Not Used
71 BN/WH 2091 Trunk Release Switch Supply Voltage
72 - - Not Used
Body Control Module (BCM) C2 Connector End View

GM1376254Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • OEM: 15393121
  • Service: NS
  • 72-Way F Micro-64 Unsealed(GY)
Pin Wire Color Circuit No. Function
1 TN/BK 2500 High Speed GMLAN Serial Data (+) 1
2 TN/BK 2500 High Speed GMLAN Serial Data (+) 1
3 PK/WH 1970 Headlamp Low Beam Relay Control
4 PU 524 Headlamp Dimmer Switch High Beam Signal
5 BN/WH 301 Park Lamp Switch On Signal
6 YE 1977 Rear Fog Lamp Relay Control (Export)
7 PK 5068 Intrusion Sensor Switch Disable Signal (Export)
8 - - Not Used
9 TN 2144 Hazard Switch Signal
10 - - Not Used
11 OG 5721 Ignition Mode Switch Off LED Signal
12-13 - - Not Used
14 TN 28 Horn Relay Control
15 WH 103 Headlamp Switch On Signal
16 OG 192 Front Fog Lamp Switch Signal
17 L-BU 1872 Park Lamp Switch Off Signal 2
18 GY 5381 Brake Position Sensor 5-Volt Reference
19 TN 2501 High Speed GMLAN Serial Data (-) 1
20 TN 2501 High Speed GMLAN Serial Data (-) 1
21-30 - - Not Used
31 TN 5380 Brake Position Sensor Signal
32-48 - - Not Used
49 PK 1607 Park Brake Relay Control 2
50 - - Not Used
51 BN 1356 Flash To Pass Switch Signal
52-56 - - Not Used
57 D-GN 5737 Adaptive Cruise Control Gap Up/Down Switch Signal
58 - - Not Used
59 BN 5382 Brake Position Sensor Low Reference
60 - - Not Used
61 GY 1884 Cruise Control Set/Coast/Resume/Accelerate Switch Signal
62-65 - - Not Used
66 L-BU/WH 1414 Left Front Turn Signal Switch Signal
67 D-BU/WH 1415 Right Front Turn Signal Switch Signal
68 BN/WH 1571 Traction Control Switch Signal 2
69 D-GN/WH 1932 Shift Select Switch Park Signal
70 - - Not Used
71 L-GN 5720 Ignition Mode Switch Accessory LED Signal
72 - - Not Used
Body Control Module (BCM) C3 Connector End View

GM1362564Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • OEM: 15404825
  • Service:
  • 41-Way F (RD)
Pin Wire Color Circuit No. Function
A1 TN 694 Driver Door Lock Actuator Unlock Control
A2 - - Not Used
A3 OG 1732 Electronic Control Unit 12-Volt Reference 3
A4 TN 294 Door Lock Actuator Unlock Control
A5 - - Not Used
A6 RD/WH 740 Battery Positive Voltage
A7 RD/WH 240 Battery Positive Voltage
A8 RD/WH 1040 Battery Positive Voltage
A9 YE 18 Left Rear Stop/Turn Lamp Supply Voltage
A10 BN/WH 156 Courtesy Lamp Switch Signal
A11 - - Not Used
A12 D-GN 19 Right Rear Stop/Turn Lamp Supply Voltage
B1-B2 - - Not Used
B3 RD/WH 1240 Battery Positive Voltage (Export)
B4 - - Not Used
B5 PK 3 Run/Crank Ignition 1 Voltage
B6-B11 - - Not Used
B12 PK 5722 Ignition Mode Switch LED Supply Voltage
C1 - C2 - - Not Used
C3 PK 1139 Ignition 1 Voltage
PK 1139 Ignition 1 Voltage
C4 - - Not Used
C5 PK 839 Ignition 1 Voltage
C8-C12 - - Not Used
D1 RD/BK 242 Battery Positive Voltage
D2 - - Not Used
D3 PK 1139 Ignition 1 Voltage
PK 1139 Ignition 1 Voltage
D4 RD/WH 1340 Battery Positive Voltage
RD/WH 1340 Battery Positive Voltage
D5 - - Not Used
D6 RD/BK 242 Battery Positive Voltage
D7 RD/WH 840 Battery Positive Voltage
D8 - - Not Used
D9 L-GN 24 Backup Lamp Supply Voltage
L-GN 24 Backup Lamp Supply Voltage
D10 RD/WH 640 Battery Positive Voltage
D11 RD/WH 540 Battery Positive Voltage
D12 RD/WH 1740 Battery Positive Voltage
Body Control Module (BCM) C4 Connector End View

GM697044Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • OEM: 15356603
  • Service:
  • 68-Way F Metri-Pack 280 Series, Flexlock (GY)
Pin Wire Color Circuit No. Function
A1 - - Not Used
A2 WH 156 Courtesy Lamp Switch Signal
WH 156 Courtesy Lamp Switch Signal
A3 BK/L-GN 24 Backup Lamp Supply Voltage
A4-A12 - - Not Used
B1-B9 - - Not Used
B10 PK 1439 Ignition 1 Voltage
B11-B12 - - Not Used
C1 RD/WH 140 Battery Positive Voltage
RD/WH 140 Battery Positive Voltage
C2-C3 - - Not Used
C4 WH 17 Stop Lamp Switch Signal
C5 - - Not Used
C8 PK 3 Run/Crank Ignition 1 Voltage
C9 - - Not Used
C10 PK 739 Ignition 1 Voltage
PK 739 Ignition 1 Voltage
C11-C12 - - Not Used
D1 RD/WH 340 Battery Positive Voltage
RD/WH 340 Battery Positive Voltage
D2 - - Not Used
D3 PK 3 Run/Crank Ignition 1 Voltage
D4 L-BU 20 Stop Lamp Supply Voltage
D5 OG 1732 Electronic Control Unit 12-Volt Reference (3)
OG 1732 Electronic Control Unit 12-Volt Reference (3)
D6 - D7 - - Not Used
D8 PK 639 Ignition 1 Voltage
D9 - - Not Used
D10 RD/WH 1140 Battery Positive Voltage
RD/WH 1140 Battery Positive Voltage
D11-D12 - - Not Used
E1 RD/WH 440 Battery Positive Voltage
E2-E4 - - Not Used
E5 OG 1732 Electronic Control Unit 12-Volt Reference (3)
E6 RD/WH 740 Battery Positive Voltage
RD/WH 740 Battery Positive Voltage
E7 - - Not Used
E8 PK 1039 Ignition 1 Voltage
E9 - - Not Used
E10 RD/WH 1240 Battery Positive Voltage
E11 - - Not Used
E12 BK 1550 Ground
F1 RD/WH 240 Battery Positive Voltage
RD/WH 240 Battery Positive Voltage (Export)
F2-F4 - - Not Used
F5 RD/WH 1040 Battery Positive Voltage (Export)
F6-F8 - - Not Used
F9 RD/WH 3140 Battery Positive Voltage (Export)
F10-F12 - - Not Used
Data Link Connector (DLC) Connector End View

GM68793Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • OEM: 12110250
  • Service: NS
  • 16-Way F Metri-Pack 150 Series (BK)
Pin Wire Color Circuit No. Function
1 - - Not Used
2 PU 1132 DLC Class 2 Serial Data
3 - - Not Used
4 BK 1450 Ground
5 BK/WH 851 Ground
6 TN/BK 2500 High Speed GMLAN Serial Data Bus +
7-13 - - Not Used
14 TN 2501 High Speed GMLAN Serial Data Bus -
15 - - Not Used
16 RD/WH 1040 Battery Positive Voltage
Splice Pack SP205 Connector End View

GM338576Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • OEM: 15317802
  • Service: 15305914
  • 12-Way F Metri-Pack 150 Series (GY)
Pin Wire Color Circuit No. Function
A PU 1132 DLC Class 2 Serial Data
B YE 1127 Trip Computer/Nav Class 2 Serial Data (HUD)
C GY 1036 IPC Class 2 Serial Data
D PU 1132 DLC Class 2 Serial Data
E BN 1046 DDM Class 2 Serial Data
F D-BU 1128 SDM Class 2 Serial Data
G BN/WH 1048 SCM (Seat) Class 2 Serial Data (Memory Seats)
H OG 5739 Class 2 Serial Data (Export)
M - - Not Used
K L-BU 5781 Class 2 Serial Data (Digital Radio)
L-M - - Not Used
Splice Pack SP208 Connector End View

GM338576Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • OEM: 15317802
  • Service: 15305914
  • 12-Way F Metri-Pack 150 Series (GY)
Pin Wire Color Circuit No. Function
A PU 1132 DLC Class 2 Serial Data
B WH 1038 HVAC Class 2 Serial Data
C OG 1044 Radio Class 2 Serial Data
D PK 1045 RFA Class 2 Serial Data
E - - Not Used
F L-GN 1037 BCM Class 2 Serial Data
G TN 1047 PDM Class 2 Serial Data
H L-GN 2271 ADG Class 2 Serial Data (Onstar)
J-K - - Not Used
L PU 5513 Class 2 Serial Data
M - - Not Used
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