| Connector 1: | Front Axle Actuator | 
| Connector 2: | Rotational Position Sensor | 
| Connector 3: | Transfer Case Encoder Motor | 
| Connector 4: | Transfer Case Shift Control Module X1 | 
| Connector 5: | Transfer Case Shift Control Module X2 | 
| Connector 6: | Transfer Case Shift Control Module X3 | 
| Connector 7: | Transfer Case Shift Control Switch | 
Connector Part Information
  | 
Terminal Part Information
  | 
Pin  | Wire Color  | Circuit No.  | Function  | 
|---|---|---|---|
A  | 0.5 TN/WH  | 1695  | Axle Switch Signal  | 
B  | 0.5 GY/BK  | 1570  | Front Axle Actuator - Control  | 
C  | 0.5 PK  | 2139  | Ignition 1 Voltage  | 
D  | --  | --  | Not Available  | 
E  | 0.5 BK  | 550  | Ground  | 
Connector Part Information
  | 
Terminal Part Information
  | 
Pin  | Wire Color  | Circuit No.  | Function  | 
|---|---|---|---|
A  | 0.5 YE/BK  | 7478  | Low Reference  | 
B  | 0.5 OG/WH  | 7477  | 5-Volt Reference  | 
C  | 0.5 L-GN  | 7479  | Rotary Position Sensor Signal  | 
Connector Part Information
  | 
Terminal Part Information
 
  | 
Pin  | Wire Color  | Circuit No.  | Function  | 
|---|---|---|---|
A  | 3 TN  | 1552  | Motor Control A  | 
B  | 3 RD/BK  | 1342  | Battery Positive Voltage  | 
C  | 2 TN  | 1569  | Lock Solenoid Control  | 
D  | 3 OG  | 1553  | Motor Control B  | 
E  | 0.35 D-BU/WH  | 7473  | Incremental Encoder Impulse Signal  | 
F  | 0.35 YE  | 7474  | Incremental Encoder Direction Signal  | 
G  | 0.35 WH/GN  | 7475  | Incremental Encoder Sensor (8V) Supply  | 
H  | 0.35 PU  | 7476  | Low Reference  | 
Connector Part Information
  | 
Terminal Part Information
 
  | 
Pin  | Wire Color  | Circuit No.  | Function  | 
|---|---|---|---|
1  | --  | --  | Not Used  | 
2  | 0.35 GY  | 6029  | 5-Volt Reference  | 
3  | 0.35 D-BU/WH  | 7473  | Incremental Encoder Impulse Signal  | 
4  | 0.5 OG/WH  | 7477  | 5-Volt Reference  | 
5  | 0.35 BN  | 1560  | Neutral Indicator Control  | 
6  | 0.35 L-GN/BK  | 1563  | 2 HI Indicator Control  | 
7  | 1 TN  | 1569  | Lock Solenoid Control  | 
8  | --  | --  | Not Used  | 
9  | 0.35 WH/GN  | 7475  | Incremental Encoder Sensor (8V) Supply  | 
10  | 0.35 PU  | 7476  | Low Reference  | 
11  | 0.35 L-BU  | 1693  | Switch Signal  | 
12  | 0.35 TN/BK  | 1566  | 4 HI Indicator Control  | 
13  | 0.35 PU/WH  | 1565  | 4 LO Indicator Control  | 
14  | 0.35 PK  | 1561  | AWD Indicator Control  | 
15  | 0.5 GY/BK  | 1570  | Axle Actuator - Control  | 
16  | --  | --  | Not Used  | 
Connector Part Information
  | 
Terminal Part Information
  | 
Pin  | Wire Color  | Circuit No.  | Function  | 
|---|---|---|---|
1-2  | --  | --  | Not Used  | 
3  | 0.5 TN/WH  | 1695  | Axle Switch Signal  | 
4  | 0.5 TN  | 2501  | High Speed GMLAN Serial Data Bus-  | 
5  | 0.5 TN/BK  | 2500  | High Speed GMLAN Serial Data Bus+  | 
6  | 0.35 PK  | 239  | Ignition 1 Voltage  | 
7-8  | --  | --  | Not Used  | 
9  | 0.5 YE/BK  | 7478  | Low Reference  | 
10  | 0.5 D-BU  | 5985  | Accessory Wakeup Serial Data  | 
11  | 0.5 L-GN  | 7479  | Rotary Position Sensor Signal  | 
12  | 0.5 TN  | 2501  | High Speed GMLAN Serial Data Bus-  | 
13  | 0.5 TN/BK  | 2500  | High Speed GMLAN Serial Data Bus+  | 
14  | 0.35 YE  | 7474  | Incremental Encoder Direction Signal  | 
15-16  | --  | --  | Not Used  | 
Connector Part Information
  | 
Terminal Part Information
  | 
Pin  | Wire Color  | Circuit No.  | Function  | 
|---|---|---|---|
A  | 3 OG  | 1553  | Motor Control B  | 
B  | 3 TN  | 1552  | Motor Control A  | 
C  | 3 RD/BK  | 1342  | Battery Positive Voltage  | 
D  | 3 BK  | 550  | Ground  | 
Connector Part Information
  | 
Terminal Part Information
  | 
Pin  | Wire Color  | Circuit No.  | Function  | 
|---|---|---|---|
1  | --  | --  | Not Used  | 
2  | 0.35 WH  | 2283  | Ignition 1 Voltage  | 
3  | 0.35 BN  | 1560  | Neutral Indicator Control  | 
4  | 0.35 PU/WH  | 6816  | Indicator Dimming Control  | 
5  | 0.35 BN/WH  | 230  | Instrument Panel Lamps Dimming Control  | 
6  | 0.5 BK  | 1050  | Ground  | 
7  | 0.35 PK  | 1561  | AWD Indicator Control  | 
8  | 0.35 L-GN/BK  | 1563  | 2 HI Indicator Control  | 
9  | 0.35 TN/BK  | 1566  | 4 HI Indicator Control  | 
10  | 0.35 PU/WH  | 1565  | 4 LO Indicator Control  | 
11  | 0.35 GY  | 6029  | 5-Volt Reference  | 
12  | 0.35 L-BU  | 1693  | Switch Signal  |