HVAC Connector End Views

WARNING: This page is about a different car, the 2005 Pontiac Aztek and 2005 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.

A/C Compressor Clutch

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		15326801 2-Way F GT 150 Series (L-GY)
Pin	Wire Color	Circuit No.	Function
A	D-GN	59	A/C Compressor Clutch Supply Voltage
B	BK	1050	Ground (3.4L)
B	BK	1450	Ground (3.6L)

A/C Refrigerant Pressure Sensor

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12110192 3-Way F Metri-Pack 150 Series (BK)
Pin	Wire Color	Circuit No.	Function
A	BK	2751	Low Reference
B	GY	2700	5-Volt Reference
C	RD/BK	380	A/C Refrigerant Pressure Sensor Signal

Air Temperature Actuator - Left

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12064978 6-Way F Micro-Pack 100 Series (GY)
Pin	Wire Color	Circuit No.	Function
1	BN	241	Ignition 3 Voltage
2	D-BU	1199	Left Air Temperature Door Control
3	BK	150	Ground
4	-	-	Not Used
5	L-BU	733	Left Air Temperature Door Position Signal
6	GY	598	5-Volt Reference

Air Temperature Actuator - Right

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12064993 6-Way F Micro-Pack 100 Series (BK)
Pin	Wire Color	Circuit No.	Function
5	BN	241	Ignition 3 Voltage
6	WH/BK	1236	Right Air Temperature Door Control
7	BK	150	Ground
8	-	-	Not Used
9	D-BU	1646	Right Air Temperature Door Position Signal
10	GY	598	5-Volt Reference

Blower Motor

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12084957 2-Way F Metri-Pack 280 Series (BK)
Pin	Wire Color	Circuit No.	Function
A	RD	-	Blower Motor Supply Voltage
B	BK	-	Ground

Blower Motor Control Processor

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12105056 4-Way F (BK)
Pin	Wire Color	Circuit No.	Function
1	RD	442	Battery Positive Voltage
2	OG	761	Blower Motor Speed Signal
3	GY/BK	754	Blower Motor Speed Control
4	BK	150	Ground

Evaporator Temperature Sensor

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12052832 2-Way F Metri-Pack 150 Series (BK)
Pin	Wire Color	Circuit No.	Function
A	WH	2622	Evaporator Temperature Sensor Signal
B	BK	552	Low Reference

HVAC Control Module

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12110206 24-Way F Micro-Pack 100 Series (L-BU)
Pin	Wire Color	Circuit No.	Function
A1	BK	552	Low Reference
A2	-	-	Not Used
A3	WH	2622	Evaporator Temperature Sensor Signal
A4	L-BU/BK	590	Sunload Sensor Signal
A5-A6	-	-	Not Used
A7	GY/BK	754	Blower Motor Speed Control
A8	OG	761	Blower Motor Speed Signal
A9	-	-	Not Used
A10	BK	150	Ground
A11	BN	241	Ignition 3 Voltage
A12	OG	640	Battery Positive Voltage
B1	D-BU	1646	Right Air Temperature Door Position Signal
B2	L-BU	733	Left Air Temperature Door Position Signal
B3	YE/BK	713	Mode Door Position Signal
B4	GY	598	5-Volt Reference
B5	WH/BK	1236	Right Air Temperature Door Control
B6	D-BU	1199	Left Air Temperature Door Control
B7	TN	2273	Mode Door Control
B8	TN/BK	2274	Recirculation Door Control
B9	WH	1038	Class 2 Serial Data
B10	-	-	Not Used
B11	WH	193	Rear Defog Relay Control
B12	GY	8	Instrument Panel Lamp Supply Voltage

Mode Actuator

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12064993 6-Way F Micro-Pack 100 Series (BK)
Pin	Wire Color	Circuit No.	Function
5	BN	241	Ignition 3 Voltage
6	TN	2273	Mode Door Control
7	BK	150	Ground
8	-	-	Not Used
9	YE/BK	713	Mode Door Position Signal
10	GY	598	5-Volt Reference

Recirculation Actuator

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12064993 6-Way F Micro-Pack 100 Series (BK)
Pin	Wire Color	Circuit No.	Function
5	BN	241	Ignition 3 Voltage
6	TN/BK	2274	Recirculation Door Control
7	BK	150	Ground
8-10	-	-	Not Used

Sunload Sensor

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		15316639 2-Way F (BK)
Pin	Wire Color	Circuit No.	Function
1	L-BU/BK	590	Sunload Sensor Signal
2	BK	552	Low Reference