| Table 1: | Body Control Module (BCM) C1 | 
| Table 2: | Body Control Module (BCM) C2 | 
| Table 3: | Body Control Module (BCM) C3 | 
| Table 4: | Body Control Module (BCM) C4 | 
| Table 5: | Data Link Connector (DLC) | 
 
 | |||||||||
|---|---|---|---|---|---|---|---|---|---|
Connector Part Information  | 
 
 
  | ||||||||
Pin  | Wire Color  | Circuit No.  | Function  | ||||||
1  | L-BU/BK  | 747  | Left Rear Door Ajar Switch Signal (Sedan)  | ||||||
2-5  | --  | --  | Not Used  | ||||||
6  | WH  | 682  | Door Lock Lock/Unlock Signal  | ||||||
7  | WH  | 682  | Door Lock Lock/Unlock Signal  | ||||||
8  | WH  | 1080  | Park Lamp Relay Control  | ||||||
9-12  | --  | --  | Not Used  | ||||||
13  | PK  | 849  | Brake Fluid Level Sensor Signal (1)  | ||||||
14  | L-BU  | 1134  | Park Brake Switch Signal  | ||||||
15  | YE  | 5199  | Run/Crank Relay Coil Control  | ||||||
16  | WH  | 193  | Rear Defog Relay Control  | ||||||
17  | D-BU  | 15  | Right Turn Signal Lamp Supply Voltage  | ||||||
18  | D-GN  | 5060  | Low Speed GMLAN Serial Data  | ||||||
19  | TN/WH  | 746  | Right Front Door Ajar Switch Signal  | ||||||
20  | L-GN/BK  | 748  | Right Rear Door Ajar Switch Signal (Sedan)  | ||||||
21  | --  | --  | Not Used  | ||||||
22  | GY/BK  | 745  | Left Front Door Ajar Switch Signal  | ||||||
23-30  | --  | --  | Not Used  | ||||||
31  | OG/BK  | 737  | Trunk Lamp Control  | ||||||
32  | --  | --  | Not Used  | ||||||
33  | D-GN/WH  | 1135  | Brake Transmission Shift Interlock Solenoid Supply Voltage  | ||||||
34  | --  | --  | Not Used  | ||||||
35  | L-BU  | 14  | Left Turn Signal Lamp Supply Voltage  | ||||||
36  | D-GN  | 5060  | Low Speed GMLAN Serial Data  | ||||||
37-43  | --  | --  | Not Used  | ||||||
44  | TN/WH  | 1969  | Headlamp High Beam Relay Control  | ||||||
45-46  | --  | --  | Not Used  | ||||||
47  | YE  | 196  | Windshield Wiper Motor Park Switch Signal  | ||||||
48-50  | --  | --  | Not Used  | ||||||
51  | D-GN  | 113  | Windshield Wiper Switch On Signal  | ||||||
52-53  | --  | --  | Not Used  | ||||||
54  | YE  | 317  | Fog Lamp Relay Coil Supply Voltage (T37)  | ||||||
55  | OG/BK  | 744  | Trunk Ajar Switch Signal  | ||||||
56  | --  | --  | Not Used  | ||||||
57  | BN  | 253  | Trunk Release Relay Control  | ||||||
58-59  | --  | --  | Not Used  | ||||||
60  | TN  | 28  | Horn Relay Control  | ||||||
61  | BK/WH  | 1251  | Signal Ground  | ||||||
62  | RD/WH  | 1240  | Battery Positive Voltage  | ||||||
63  | GY  | 596  | 5-Volt Reference  | ||||||
64  | BK/WH  | 751  | Signal Ground  | ||||||
65  | TN/WH  | 1704  | Sensor Low Reference  | ||||||
66  | GY/BK  | 1798  | Low Reference (Sedan)  | ||||||
67  | YE/BK  | 61  | Outside Ambient Temperature Sensor Low Reference  | ||||||
68  | WH  | 5075  | Current Sensor Signal  | ||||||
69  | --  | --  | Not Used  | ||||||
70  | D-GN/WH  | 636  | Outside Ambient Air Temperature Sensor Signal  | ||||||
71-72  | --  | --  | Not Used  | ||||||
 
 | |||||||||
|---|---|---|---|---|---|---|---|---|---|
Connector Part Information  | 
 
 
  | ||||||||
Pin  | Wire Color  | Circuit No.  | Function  | ||||||
1  | BN/WH  | 2500  | High Speed GMLAN Serial Data (+) (1)  | ||||||
2  | TN/BK  | 2500  | High Speed GMLAN Serial Data (+) (1)  | ||||||
3  | YE  | 10  | Headlamp Switch Signal  | ||||||
4  | PU  | 524  | Headlamp Dimmer Switch High Beam Signal  | ||||||
5  | BN/WH  | 301  | Park Lamp Switch On Signal  | ||||||
6-8  | --  | --  | Not Used  | ||||||
9  | WH  | 111  | Hazard Switch Signal  | ||||||
10  | TN  | 1576  | Rear Compartment Lock Actuator Unlock  | ||||||
11  | D-GN  | 264  | Security Indicator Supply Voltage  | ||||||
12  | TN/WH  | 1455  | Keyless Entry Program Enable Signal  | ||||||
13  | --  | --  | Not Used  | ||||||
14  | TN  | 28  | Horn Relay Control  | ||||||
15  | WH  | 103  | Headlamp Switch On Signal  | ||||||
16  | OG  | 192  | Front Fog Lamp Switch Signal (T37)  | ||||||
17  | PU/WH  | 549  | Headlamp Switch Headlamps Off Signal  | ||||||
18  | --  | --  | Not Used  | ||||||
19  | BN  | 2501  | High Speed GMLAN Serial Data (-) (1)  | ||||||
20  | TN  | 2501  | High Speed GMLAN Serial Data (-) (1)  | ||||||
21-25  | --  | --  | Not Used  | ||||||
26  | D-GN  | 44  | Instrument Panel Lamp Dimmer Switch Signal  | ||||||
27-37  | --  | --  | Not Used  | ||||||
38  | D-GN  | 5060  | Low Speed GMLAN Serial Data  | ||||||
39-43  | --  | --  | Not Used  | ||||||
44  | L-GN/BK  | 1137  | DRL Ambient Light Sensor Signal  | ||||||
45-46  | --  | --  | Not Used  | ||||||
47  | YE/BK  | 1138  | DRL Ambient Light Sensor Low Reference  | ||||||
48-50  | --  | --  | Not Used  | ||||||
51  | BN  | 1356  | Flash To Pass Switch Signal  | ||||||
52-53  | --  | --  | Not Used  | ||||||
54  | L-BU  | 20  | Stop Lamp Supply Voltage  | ||||||
55  | --  | --  | Not Used  | ||||||
56  | WH  | 1390  | Off/Run/Crank Voltage  | ||||||
57  | GY  | 112  | Windshield Wiper Switch Low/Pulse Signal  | ||||||
58  | PU  | 719  | Sensor Low Reference  | ||||||
59-60  | --  | --  | Not Used  | ||||||
61  | GY  | 1884  | Cruise Control Set/Coast/Resume/Accelerate Switch Signal  | ||||||
62  | WH/BK  | 1073  | Ignition Key Resistor Signal  | ||||||
63-65  | --  | --  | Not Used  | ||||||
66  | YE/BK  | 1418  | Left Rear Turn Signal Switch Signal  | ||||||
67  | D-GN/WH  | 1419  | Right Rear Turn Signal Switch Signal  | ||||||
68  | L-BU  | 292  | Rear Defog Switch Signal  | ||||||
69  | L-GN  | 66  | A/C Request Signal  | ||||||
70-71  | --  | --  | Not Used  | ||||||
72  | WH  | 193  | Rear Defog Relay Control  | ||||||
 
 | |||||||||
|---|---|---|---|---|---|---|---|---|---|
Connector Part Information  | 
 
 
  | ||||||||
Pin  | Wire Color  | Circuit No.  | Function  | ||||||
A1  | TN  | 294  | Door Lock Actuator Unlock Control (AU3)  | ||||||
A2  | TN  | 294  | Door Lock Actuator Unlock Control (AU3)  | ||||||
TN  | 294  | Door Lock Actuator Unlock Control (AU3) (Sedan)  | |||||||
A3  | D-BU/WH  | 149  | Courtesy Lamp Supply Voltage  | ||||||
A4  | GY  | 295  | Door Lock Actuator Lock Control (AU3) (Driver)  | ||||||
GY  | 295  | Door Lock Actuator Lock Control (AU3) (Passenger)  | |||||||
A5  | GY  | 295  | Door Lock Actuator Lock Control (AU3)  | ||||||
GY  | 295  | Door Lock Actuator Lock Control (AU3) (Sedan)  | |||||||
A6  | --  | --  | Not Used  | ||||||
A7  | BN  | 9  | Park Lamp Supply Voltage  | ||||||
A8  | PK  | 339  | Run/Crank Ignition 1 Voltage (UQ3)  | ||||||
A9  | YE  | 18  | Left Rear Stop/Turn Lamp Supply Voltage  | ||||||
A10  | GY  | 157  | Interior Lamp Control  | ||||||
A11  | --  | --  | Not Used  | ||||||
A12  | D-GN  | 19  | Right Rear Stop/Turn Lamp Supply Voltage  | ||||||
B1  | TN  | 694  | Driver Door Lock Actuator Unlock Control  | ||||||
B2  | --  | --  | Not Used  | ||||||
B3  | RD/WH  | 1240  | Battery Positive Voltage  | ||||||
RD/WH  | 1240  | Battery Positive Voltage  | |||||||
B4  | --  | --  | Not Used  | ||||||
B5  | BN  | 4  | Accessory Voltage (LSJ)  | ||||||
B5  | BN  | 4  | Accessory Voltage (L61)  | ||||||
BN  | 4  | Accessory Voltage (L61)  | |||||||
B6-B7  | --  | --  | Not Available  | ||||||
B8-B11  | --  | --  | Not Used  | ||||||
B12  | GY  | 8  | Instrument Panel Lamp Supply Voltage (1) (LSJ) and (J41)  | ||||||
B12  | GY  | 8  | Instrument Panel Lamp Supply Voltage (1) (L61)  | ||||||
GY  | 8  | Instrument Panel Lamp Supply Voltage (1) (L61)  | |||||||
C1-C2  | --  | --  | Not Available  | ||||||
C3  | D-GN  | 1301  | Retained Accessory Power Fuse Supply Voltage  | ||||||
C4  | --  | --  | Not Used  | ||||||
C5  | D-GN  | 801  | Retained Accessory Power Fuse Supply Voltage  | ||||||
C6-C7  | --  | --  | Not Available  | ||||||
C8-C11  | --  | --  | Not Used  | ||||||
C12  | OG  | 228  | Windshield Washer Pump Control  | ||||||
D1  | RD/BK  | 142  | Battery Positive Voltage  | ||||||
D2  | --  | --  | Not Available  | ||||||
D3  | --  | --  | Not Used  | ||||||
D4  | RD/WH  | 840  | Battery Positive Voltage  | ||||||
D5  | D-GN  | 801  | Retained Accessory Power Fuse Supply Voltage  | ||||||
D6  | PK  | 739  | Run/Crank Ignition 1 Voltage  | ||||||
D7  | PK  | 1339  | Run/Crank Ignition 1 Voltage  | ||||||
D8-D9  | --  | --  | Not Used  | ||||||
D10  | RD/BK  | 442  | Battery Positive Voltage  | ||||||
D11  | --  | --  | Not Used  | ||||||
D12  | RD/WH  | 242  | Battery Positive Voltage  | ||||||
 
 | |||||||||
|---|---|---|---|---|---|---|---|---|---|
Connector Part Information  | 
 
 
  | ||||||||
Pin  | Wire Color  | Circuit No.  | Function  | ||||||
A1  | RD/WH  | 640  | Battery Positive Voltage (UQ3)  | ||||||
RD/WH  | 640  | Battery Positive Voltage (UQ3)  | |||||||
A2-A12  | --  | --  | Not Used  | ||||||
B1  | OG  | 228  | Windshield Washer Pump Control  | ||||||
B2-B12  | --  | --  | Not Used  | ||||||
C1  | RD/WH  | 1440  | Battery Positive Voltage  | ||||||
C2  | GY  | 8  | Instrument Panel Lamp Supply Voltage (1)  | ||||||
GY  | 8  | Instrument Panel Lamp Supply Voltage (1)  | |||||||
C3-C5  | --  | --  | Not Used  | ||||||
C6-C7  | --  | --  | Not Available  | ||||||
C8  | BN  | 4  | Accessory Voltage  | ||||||
BN  | 4  | Accessory Voltage (Sedan)  | |||||||
C8  | BN  | 4  | Accessory Voltage (Coupe) (TV5)  | ||||||
C9-C11  | --  | --  | Not Used  | ||||||
C12  | RD/WH  | 1140  | Battery Positive Voltage (UQ4)  | ||||||
RD/WH  | 1140  | Battery Positive Voltage (UQ4)  | |||||||
C12  | RD/WH  | 1140  | Battery Positive Voltage (TV5)  | ||||||
D1  | RD/WH  | 1040  | Battery Positive Voltage  | ||||||
D2  | --  | --  | Not Used  | ||||||
D3  | YE  | 5199  | Run/Crank Relay Coil Control  | ||||||
D4  | BN  | 141  | Run Ignition 3 Voltage  | ||||||
D5  | --  | --  | Not Used  | ||||||
D6-D7  | --  | --  | Not Available  | ||||||
D8-D12  | --  | --  | Not Used  | ||||||
E1  | RD/WH  | 140  | Battery Positive Voltage  | ||||||
E2-E5  | --  | --  | Not Used  | ||||||
E6  | PK  | 439  | Run/Crank Ignition 1 Voltage  | ||||||
PK  | 439  | Run/Crank Ignition 1 Voltage (Coupe) (TV5)  | |||||||
E7-E11  | --  | --  | Not Used  | ||||||
E12  | BK  | 651  | Ground  | ||||||
F1  | RD/WH  | 1540  | Battery Positive Voltage  | ||||||
F2  | GY  | 8  | Instrument Panel Lamp Supply Voltage (1)  | ||||||
F3  | GY  | 8  | Instrument Panel Lamp Supply Voltage (1)  | ||||||
GY  | 8  | Instrument Panel Lamp Supply Voltage (1)  | |||||||
F4  | PK  | 339  | Run/Crank Ignition 1 Voltage  | ||||||
PK  | 339  | Run/Crank Ignition 1 Voltage  | |||||||
F5  | PK  | 339  | Run/Crank Ignition 1 Voltage  | ||||||
F6  | PK  | 339  | Run/Crank Ignition 1 Voltage  | ||||||
F7-F8  | --  | --  | Not Used  | ||||||
F9  | PK  | 1539  | Run/Crank Ignition 1 Voltage  | ||||||
PK  | 1539  | Run/Crank Ignition 1 Voltage  | |||||||
F10-F12  | --  | --  | Not Used  | ||||||
 
 | |||||||||
|---|---|---|---|---|---|---|---|---|---|
Connector Part Information  | 
 
 
  | ||||||||
Pin  | Wire Color  | Circuit No.  | Function  | ||||||
1  | D-GN  | 5060  | Low Speed GMLAN Serial Data  | ||||||
2  | D-GN  | 1049  | PCM Class 2 Serial Data (LSJ)  | ||||||
3  | --  | --  | Not Used  | ||||||
4  | BK  | 550  | Ground  | ||||||
5  | BK/WH  | 1051  | Signal Ground  | ||||||
6  | TN/BK  | 2500  | High Speed GMLAN Serial Data (+) (1)  | ||||||
7-13  | --  | --  | Not Used  | ||||||
14  | TN  | 2501  | High Speed GMLAN Serial Data (-) (1)  | ||||||
15  | --  | --  | Not Used  | ||||||
16  | RD/WH  | 40  | Battery Positive Voltage  | ||||||