Transfer Case Shift Control Module X2 (NP1) Connector End View

WARNING: This page is about a different car, the 2011 GMC Canyon and 2011 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Transfer Case Shift Control Module X2 (NP1) Connector End View

Courtesy of GENERAL MOTORS CORP.

Transfer Case Shift Control Module X2 (NP1)

Pin	Wire	Circuit	Function
1-5	-	-	Not Used
6	0.35 D-BU/WH	1557	Channel A Encoder - Signal
7-9	-	-	Not Used
10	0.35 PK	339	Ignition Voltage
11	0.35 GY	2281	Neutral Switch Signal
12	0.5 BK/WH	1695	Axle Switch Signal
13	0.35 TN	1569	2WD/4WD Signal
14	0.35 RD/WH	1556	Channel C Encoder - Signal
15	0.35 YE/BK	1558	Channel B Encoder - Signal
16	0.35 PU	1807	Class 2 Serial Data
17	0.35 BN/WH	1555	Channel P Encoder - Signal
18	-	-	Not Used
19	0.35 PU	1807	Class 2 Serial Data
20	0.35 GY/BK	1694	5-Volt Reference

Connector Part Information

Harness: Body
OEM: 15383127
Service: 88953394
Description: 20-Way F (BK)

Terminal Part Information

Terminated Lead: Pending
Release Tool: J-38125-553
Diagnostic Test Probe: J-35616-16 (L-GN)
Terminal/Tray: 173681-2/17
Core/Insulation Crimp: E/4