HVAC Control Module Connector End View - Auxiliary (CJ4)

Fig 1: HVAC Control Module - Auxiliary (CJ4) Connector End View

Courtesy of GENERAL MOTORS CORP.

HVAC Connector End Views

Connector Part Information  OEM: X40383-B523 Service: See Catalog Description: 10-Way F (BK)

Terminal Part Information  Terminal/Tray: TBD Core/Insulation Crimp: TBD Release Tool/Test Probe: TBD

HVAC Control Module - Auxiliary (CJ4)

Pin	Wire Color	Circuit No.	Function
1	RD/D-GN	1040	Battery Positive Voltage
2-3	-	-	Not Used
4	L-GN	2211	Rear Blower Motor Speed Control
5	OG	761	Blower Speed Feed Back Signal
6	D-GN	5060	Low Speed GMLAN Serial Data
7	-	-	Not Used
8	BK	450	Ground
9	-	-	Not Used
10	YE	1491	Backlight Lamp Control