HVAC Connector End Views. Buick LaCrosse 2006

For 1990-2009 cars only

Makes 🢒 Buick 🢒 2006 🢒 LaCrosse 🢒 Transmission/Transaxle 🢒 Automatic Transaxle - 4T65-E 🢒 HVAC Connector End Views

Connector 1:	A/C Compressor Clutch
Connector 2:	A/C Refrigerant Pressure Sensor (L26)
Connector 3:	A/C Refrigerant Pressure Sensor (LY7)
Connector 4:	Air Temperature Actuator - Left
Connector 5:	Air Temperature Actuator - Right
Connector 6:	Air Temperature Sensor - Inside
Connector 7:	Air Temperature Sensor - Lower Left
Connector 8:	Air Temperature Sensor - Lower Right
Connector 9:	Air Temperature Sensor - Upper Left
Connector 10:	Air Temperature Sensor - Upper Right
Connector 11:	Blower Motor
Connector 12:	Blower Motor Control Processor
Connector 13:	HVAC Control Module C1
Connector 14:	HVAC Control Module C2
Connector 15:	Mode Actuator
Connector 16:	Recirculation Actuator
Connector 17:	Sunload Sensor Assembly

A/C Compressor Clutch

Connector Part Information

OEM: 12162017
Service: 12101937
Description: 2-Way F Metri-Pack 150 Series Sealed (GY)

Terminal Part Information

Pins: A, B
Terminal/Tray: 12048074/2
Core/Insulation Crimp: E/1
Release Tool/Test Probe: 12094429/J-35616-2A (GY)

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

A/C Compressor Clutch

Pin	Wire Color	Circuit No.	Function
A	D-GN	59	A/C Compressor Clutch Supply Voltage
B	BK	1050	Ground (L26)
B	BK	1450	Ground (LY7)

A/C Refrigerant Pressure Sensor (L26)

Connector Part Information

OEM: 15344137
Service: 15306432
Description: 3-Way F GT 150 Series Flexlock Sealed (BK)

Terminal Part Information

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

A/C Refrigerant Pressure Sensor (L26)

Pin	Wire Color	Circuit No.	Function
1	BK	2751	Low Reference
2	GY	2700	5-Volt Reference 1
3	RD/BK	380	A/C Refrigerant Pressure Sensor Signal

A/C Refrigerant Pressure Sensor (LY7)

Connector Part Information

OEM: 15477863
Service: 88988144
Description: 3-Way F GT 150 Series Sealed (BK)

Terminal Part Information

Terminal/Tray: 15326267/19
Core/Insulation Crimp: E/4
Release Tool/Test Probe: 15315247/J-35616-2A (GY)

A/C Refrigerant Pressure Sensor (LY7)

Pin	Wire Color	Circuit No.	Function
1	BK	2759	Low Reference
2	GY	2709	5-Volt Reference 2
3	RD/BK	380	A/C Refrigerant Pressure Sensor Signal

Air Temperature Actuator - Left

Connector Part Information

OEM: 12059110
Service: 88953271
Description: 2-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

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

Air Temperature Actuator - Left

Pin	Wire Color	Circuit No.	Function
A	YE	1791	Left Air Temperature Door Control A
B	D-BU/WH	1199	Left Air Temperature Door Control B

Air Temperature Actuator - Right

Connector Part Information

OEM: 12059110
Service: 88953271
Description: 2-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

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

Air Temperature Actuator - Right

Pin	Wire Color	Circuit No.	Function
A	WH/BK	1236	Right Air Temperature Door Control A
B	D-BU	1646	Right Air Temperature Door Control B

Air Temperature Sensor - Inside

Connector Part Information

OEM: 10738109
Service: 88953365
Description: 6-Way F Quadlok Micro (BK)

Terminal Part Information

Pins: 1, 3, 4, 6
Terminal/Tray: 928999-5/15
Core/Insulation Crimp: H/H
Release Tool/Test Probe: 12094429/J-35616-64B (L-BU)

Air Temperature Sensor - Inside

Pin	Wire Color	Circuit No.	Function
1	PK	739	Ignition 1 Voltage
2	--	--	Not Used
3	BK/WH	1551	Ground
4	D-GN	734	Inside Air Temperature Sensor Signal
5	--	--	Not Used
6	GY	720	Low Reference

Air Temperature Sensor - Lower Left

Connector Part Information

OEM: 12047662
Service: 12085535
Description: 2-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

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

Air Temperature Sensor - Lower Left

Pin	Wire Color	Circuit No.	Function
A	TN/WH	518	Lower Left Air Temperature Sensor Signal
B	YE	61	Low Reference

Air Temperature Sensor - Lower Right

Connector Part Information

OEM: 12047662
Service: 12085535
Description: 2-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

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

Air Temperature Sensor - Lower Right

Pin	Wire Color	Circuit No.	Function
A	TN/BK	520	Lower Right Air Temperature Sensor Signal
B	OG/BK	1057	Low Reference

Air Temperature Sensor - Upper Left

Connector Part Information

OEM: 12047662
Service: 12085535
Description: 2-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

Terminal/Tray: 12064971/5
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Air Temperature Sensor - Upper Left

Pin	Wire Color	Circuit No.	Function
A	BK	516	Upper Left Air Temperature Sensor Signal
B	BN	718	Low Reference

Air Temperature Sensor - Upper Right

Connector Part Information

OEM: 12047662
Service: 12085535
Description: 2-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

Terminal/Tray: 12064971/5
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Air Temperature Sensor - Upper Right

Pin	Wire Color	Circuit No.	Function
A	TN	517	Upper Right Air Temperature Sensor Signal
B	PU	719	Low Reference

Blower Motor

Connector Part Information

OEM: 12084957
Service: 12126461
Description: 2-Way F Metri-Pack 280 Series (BK)

Terminal Part Information

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

Blower Motor

Pin	Wire Color	Circuit No.	Function
A	PU	65	Blower Motor Supply Voltage
B	BK	2150	Ground

Blower Motor Control Processor

Connector Part Information

OEM: 12041429
Service: 12167129
Description: 5-Way F Metri-Pack 280 Series (BK)

Terminal Part Information

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

Blower Motor Control Processor

Pin	Wire Color	Circuit No.	Function
A	BK	1450	Ground
B	GY/BK	754	Blower Motor Speed Control
C	RD	442	Battery Positive Voltage
D	BK	2150	Ground
E	PU	65	Blower Motor Supply Voltage

HVAC Control Module C1

Connector Part Information

OEM: 12110259
Service: 12110259
Description: 16-Way F Micro-Pack 100 Series (GN)

Terminal Part Information

Pins: A1-A3, A5- A8, B1, B3-B8
Terminal/Tray: 12146447/3
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12031876-1/J-35616-6 (BN)

HVAC Control Module C1

Pin	Wire Color	Circuit No.	Function
A1	OG	1040	Battery Positive Voltage
A2	PK	739	Ignition 1 Voltage
A3	WH	1038	HVAC Class 2 Serial Data
A4	--	--	Not Used
A5	GY	8	Instrument Panel Lamp Supply Voltage
A6	BK	1450	Ground
A7	D-GN	734	Inside Air Temperature Sensor Signal
A8	GY	720	Low Reference
B1	BK	516	Upper Left Air Temperature Sensor Signal
B2	--	--	Not Used
B3	TN	517	Upper Right Air Temperature Sensor Signal
B4	PU	719	Low Reference
B5	L-BU/BK	590	Driver Sunload Sensor Signal
B6	GY	1548	Passenger Sunload Sensor Signal
B7	BN	718	Low Reference
B8	BK/WH	1551	Ground

HVAC Control Module C2

Connector Part Information

OEM: 12084944
Service: 12084944
Description: 16-Way F Micro-Pack 100 Series (BK)

Terminal Part Information

Pins: A1- A4, A7, B1-B8
Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

HVAC Control Module C2

Pin	Wire Color	Circuit No.	Function
A1	TN/WH	518	Lower Left Air Temperature Sensor Signal
A2	YE	61	Low Reference
A3	TN/BK	520	Lower Right Air Temperature Sensor Signal
A4	OG/BK	1057	Low Reference
A5-A6	--	--	Not Used
A7	GY/BK	754	Blower Motor Speed Control
A8	--	--	Not Used
B1	L-GN/BK	1647	Recirculation Door Control A
B2	PK/WH	1648	Recirculation Door Control B
B3	YE	1791	Left Air Temperature Door Control A
B4	D-BU/WH	1199	Left Air Temperature Door Control B
B5	WH/BK	1236	Right Air Temperature Door Control A
B6	D-BU	1646	Right Air Temperature Door Control B
B7	TN	2273	Mode Door Control A
B8	L-GN	2275	Mode Door Position Signal