HVAC Control Module C3

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

Fig 1: HVAC Control Module C3 Connector End View

Courtesy of GENERAL MOTORS CORP.

HVAC Control Module C3 Connector & Terminal Parts Information

Connector Part Information

OEM: 7283-4548-60
Service: See Catalog
Description: 18-Way F (GN)

Terminal Part Information

Pins: 1, 2, 4, 5, 6, 7, 13, 14, 15, 16
Terminal/Tray: 7116-4618-02/14
Core/Insulation Crimp: P/P
Release Tool/Test Probe: J-38125-215/J-35616-64B (L-BU)

HVAC Control Module C3 Terminal Identification

Pin	Wire Color	Circuit No.	Function
1	PU/WH	1382	LED Dimming Signal
2	YE	1491	Backlight Lamp Control
3	-	-	Not Used
4	WH/BK	1236	Passenger Air Temperature Door Control B
5	L-BU/YE	1199	Driver Air Temperature Door Control B
6	D-GN	1614	Recirculation Door Control B
7	YE/WH	1318	Lower Mode Door Control B
8-12	-	-	Not Used
13	L-BU/PU	1641	Passenger Air Temperature Door Control A
14	YE/GY	1791	Driver Air Temperature Door Control A
15	TN/BK	2274	Recirculation Door Control A
16	TN	2273	Mode Door Control A
17-18	-	-	Not Used