HVAC Control Module X2

WARNING: This page is about a different car, the 2009 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: HVAC Control Module X2 Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire	Circuit	Function
1	0.35 L-BU	733	Passenger Air Temperature Door Position Signal
2	0.35 L-GN	5518	Auxiliary Air Temperature Door Position Signal
3	0.35 GY	2599	Auxiliary Mode Door Position Signal
4	0.35 PU	73	Medium 3 Blower Motor Control
5	0.35 WH	278	Ambient Light Sensor Signal
6	0.35 GY	1548	Passenger Sunload Sensor Signal
7	0.35 D-GN	734	Inside Air Temperature Sensor Signal
8	0.35 PU/WH	5203	Air Quality HC Sensor Signal
9	0.35 D-BU	1646	Passenger Air Temperature Door Position Signal
10	0.35 YE/BK	1814	Driver Air Temperature Door Position Signal
11	0.35 BN	41	Ignition 3 Voltage
12	0.35 L-BU	72	Medium 2 Blower Motor Control
13	0.35 L-BU/BK	590	Driver Sunload Sensor Signal
14	0.35 GY	731	A/C Refrigerant Low Temperature Sensor Signal
15	0.35 L-GN/BK	735	Ambient Air Temperature Sensor Signal
16	0.35 L-GN/WH	6845	Air Quality NOX Sensor Signal

Connector Part Information

OEM: 7283-9081
Service: 89047359
Description: 16-Way F (NA)

Terminal Part Information

Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit