HVAC Control Module X1 (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 X1 (CJ3) Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire Color	Circuit	Function
1-7	-	-	Not Used
8	0.35 PK	2145	Air Temperature Switch Signal - Right
9	0.35 OG	2615	Auxiliary Mode Door Signal
10	0.35 YE	2214	Auxiliary Air Temperature Door Signal
11-17	-	-	Not Used
18	0.35 GY	2599	Auxiliary Mode Door Position Signal
19	0.35 PU/WH	760	Auxiliary Blower Motor Speed Signal
20	-	-	Not Used

Connector Part Information

OEM: 15491305
Service: 15126709
Description: 20-Way F USCAR 0.64 Series (BN)

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)