HVAC Control Module X3

WARNING: This page is about a different car, the 2007 Saturn Outlook. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: HVAC Control Module X3 Connector End View

Courtesy of GENERAL MOTORS CORP.

HVAC Control Module X3 Connector Parts Information

Connector Part Information

OEM: 15126710
Service: 15126710
Description: 20-Way F (GY)

Terminal Part Information

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

HVAC Control Module X3 Connector Terminal Identification

Pin	Wire	Circuit No.	Function
1	0.35 TN	518	Lower Left Air Temperature Sensor Signal
2	0.35 L-GN	2275	Mode Door Position Signal
3	0.35 PU	1838	Recirculation Door Position Signal
4	0.35 GY/BK	754	Blower Motor Speed Control
5	0.35 TN	2273	Mode Door Control
6	0.35 D-BU	1199	Air Temperature Door Control
7	0.35 D-GN	1614	Recirculation Door Control
8	0.35 WH/BK	1236	Auxiliary Air Temperature Door Control
9	-	-	Not Used
10	0.35 GY	598	5-Volt Reference
11	0.35 TN	520	Lower Right Air Temperature Sensor Signal
12	0.35 L-BU	733	Air Temperature Door Position Signal
13	0.35 D-BU	1646	Auxiliary Air Temperature Door Position Signal
14	0.35 WH	2622	Evaporator Temperature Sensor Signal
15	0.35 WH	119	Mode Door Control
16	0.35 L-GN	2210	Air Temperature Door Control
17	0.35 TN/BK	2274	Recirculation Door Control Circuit
18	0.35 GY/BK	2778	Right Air Temperature Door Control A
19	0.35 TN	552	Low Reference
20	035 YE	1791	Low Reference