Transfer Case Shift Control Module X1

WARNING: This page is about a different car, the 2008 Isuzu i-370, 2008 Isuzu i-290, 2008 GMC Canyon, and 2008 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Transfer Case Shift Control Module X1 Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire	Circuit	Function
1	0.5 BK	2050	Ground
2	0.5 RD	1553	Motor Control B
3	0.5 BK	1552	Motor Control A
4	0.35 L-BU	1296	Axle Actuator - Control
5-6	-	-	Not Used
7	0.35 D-GN/WH	1559	4-LO Switch - Signal
8	0.5 OG	1540	Battery Positive Voltage
9	0.5 BK	2050	Ground
10	0.35 L-GN/BK	1563	2-HI Indicator - Control
11	0.35 TN/BK	1566	4-HI Indicator - Control
12	0.35 PU/WH	1565	4-LO Indicator - Control
13	0.35 BN	1560	Neutral Indicator Control
14	0.35 L-BU	1693	Switch Signal Low
15-16	-	-	Not Used

Connector Part Information

OEM: 15383128
Service: 88953423
Description: 16-Way F (BK)

Terminal Part Information

Terminal/Tray: 173716-1/7
Core/Insulation Crimp: E/4
Release Tool/Test Probe: 15315247/J-35616-16 (L-GN)