HVAC Control Module X4 (CJ3)

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: HVAC Control Module X4 (CJ3) Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire Color	Circuit	Function
1	-	-	Not Used
2	0.35 GY	596	5-Volt Reference
3	0.35 OG	2215	Auxiliary Mode Door Control
4	0.35 GY	2614	Auxiliary Air Temperature Door Control
5	0.35 GY/BK	1798	Low Reference
6-9	-	-	Not Used
10	0.35 D-GN	2211	Auxiliary Blower Motor Speed Control
11-16	-	-	Not Used

Connector Part Information

OEM: 15483874
Service: 21997401
Description: 16-Way F Kaizen 0.64 Series (GN)

Terminal Part Information

Terminal/Tray: 7116-4618-02/14
Core/Insulation Crimp: P/P
Release Tool/Test Probe: J-38125-215/J-35616-64B (L-BU)