HVAC Control Module X2 (CJ2)

WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: HVAC Control Module X2 (CJ2) Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire	Circuit	Function
A1	0.35 TN/WH	518	Lower Left Air Temperature Sensor Signal
A2	0.35 YE	61	Low Reference
A3	0.35 TN/BK	520	Lower Right Air Temperature Sensor Signal
A4	0.35 OG/BK	1057	Low Reference
A5-A6	-	-	Not Used
A7	0.35 GY/BK	754	Blower Motor Speed Control
A8	-	-	Not Used
B1	0.35 L-GN/BK	1647	Recirculation Door Control A
B2	0.35 PK/WH	1648	Recirculation Door Control B
B3	0.35 YE	1791	Left Air Temperature Door Control A
B4	0.35 D-BU/WH	1199	Left Air Temperature Door Control B
B5	0.35 WH/BK	1236	Right Air Temperature Door Control A
B6	0.35 D-BU	1646	Right Air Temperature Door Control B
B7	0.35 TN	2273	Mode Door Control A
B8	0.35 L-GN	2275	Mode Door Position Signal

Connector Part Information

OEM: 12084944
Service: 12084944
Description: 16-Way F Micro-Pack 100 Series (BK)

Terminal Part Information

Pins: A1-A4, A7, B1-B8
Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit