HVAC Connector End Views. GMC Truck Yukon

For 1990-2009 cars only

Makes 🢒 GMC_Truck 🢒 2000 🢒 Yukon - 2WD 🢒 HVAC 🢒 HVAC Systems - Manual 🢒 HVAC Connector End Views

Table 1:	A/C Compressor
Table 2:	A/C Compressor High Pressure Cutout Switch
Table 3:	A/C Compressor Low Pressure Cycling Switch (ALL)
Table 4:	A/C Automatic Recirculating Switch
Table 5:	A/C Air Temperature Sensor
Table 6:	Rear A/C Air Temperature Sensor
Table 7:	Heater Air Temperature Sensor
Table 8:	Rear Heater Air Temperature Sensor (Suburban/Utility)
Table 9:	Outside Ambient Air Temperature Sensor
Table 10:	Sun Load Temperature Sensor
Table 11:	Inside Air Temperature Sensor (Over Head )
Table 12:	Blower Motor - Front/Rear
Table 13:	Blower Motor Assembly (Front/Rear Module)
Table 14:	HVAC Control Module - Front (Auto A/C)
Table 15:	Rear Auxiliary HVAC Control- Front
Table 16:	Rear Auxiliary HVAC Controls (Utilities)
Table 17:	C-1 Rear Auxiliary A/C Heater Module/Harness Adapter (Utility)
Table 18:	C-2 Rear Auxiliary A/C Heater Module/Harness Adapter (Utility)
Table 19:	Mode Door Motor
Table 20:	Mode Door Motor - Rear (Suburban)
Table 21:	Recirculation Door Motor
Table 22:	Auxiliary Recirculation Door Motor (Rear HVAC-Manual)
Table 23:	Temperature Door Motor
Table 24:	Auxiliary Temperature Door Motor (Rear HVAC-Manual )
Table 25:	Temperature Door Motor (Uplevel / Auto A/C))
Table 26:	Rear Temperature Door Motor (Suburban)

A/C Compressor

Connector Part Information

•

12162017

•	2-Way F Metri-Pack 150 Series (MD GRY)

Wire Color

Circuit No.

Function

BLK

550

Ground

DK GRN

A/C Compressor Clutch Solenoid Feed

A/C Compressor High Pressure Cutout Switch

Connector Part Information

•

15317968

•	2-Way F Micro-Pack 100 W Series (BLK)

Wire Color

Circuit No.

Function

LT BLU

203

Air Conditioning Refrigerant High Pressure Cutout Switch

DK GRN/WHT

762

Air Conditioning Request Signal

A/C Compressor Low Pressure Cycling Switch (ALL)

Connector Part Information

•

12052644

•	2-Way F Metri-Pack 150 Series (LT GRY)

Wire Color

Circuit No.

Function

DK GRN

603

A/C Compressor Low Pressure Cycling Switch Output

BLK

550

Ground

A/C Automatic Recirculating Switch

Connector Part Information

•

12124037

•	2-Way F Metri-Pack 150 (BLK)

Wire Color

Circuit No.

Function

DK BLU

604

A/C Automatic Recirculating Switch Output

BLK

150

Ground

A/C Air Temperature Sensor

Connector Part Information

•

12047662

•	2-Way F Metri-Pack 150 Series (BLK)

Wire Color

Circuit No.

Function

LT GRN

404

Discharge Air Temperature Sensor Signal - Upper

BRN

718

Sensor Return

Rear A/C Air Temperature Sensor

Connector Part Information

•

12047662

•	2-Way F Metri-Pack 150 Series (BLK)

Wire Color

Circuit No.

Function

TAN

517

Air Temperature Sensor Signal - Rear

BLK

808

Sensor Return

Heater Air Temperature Sensor

Connector Part Information

•

12047662

•	2-Way F Metri-Pack 150 Series (BLK)

Wire Color

Circuit No.

Function

LT GRN

405

Heater Air Temperature Sensor Signal

BRN

718

Heater Air Temperature Sensor Return

Rear Heater Air Temperature Sensor (Suburban/Utility)

Connector Part Information

•

12047662

•	2-Way F Metri-Pack 150 Series (BLK)

Wire Color

Circuit No.

Function

BLK

520

Heater Air Temperature Sensor Signal - Rear

BLK

808

Sensor Return

Outside Ambient Air Temperature Sensor

Connector Part Information

•

12047661

•	2-Way F Metri-Pack 150 Series (BLK)

Wire Color

Circuit No.

Function

LT GRN/BLK

735

Outside Ambient Temperature Sensor Signal

BRN

718

Outside Ambient Temperature Sensor Return

Sun Load Temperature Sensor

Connector Part Information

•

12047662

•	2-Way F Metri-Pack 150 Series (BLK)

Wire Color

Circuit No.

Function

LT BLU/BLK

590

Sun Load Temperature Sensor Signal

BRN

718

Sun Load Temperature Sensor Return

Inside Air Temperature Sensor (Over Head )

Connector Part Information

•

12045813

•	4-Way F Metri-Pack 150 (NAT)

Wire Color

Circuit No.

Function

DK GRN

734

Inside Temperature Sensor Signal

PNK

Fused Ignition Positive Voltage

BLK

1850

Ground

BRN

718

Inside Temperature Sensor Return

Blower Motor - Front/Rear

Connector Part Information

•

12084957

•	2-Way F Metri-Pack 280 Series (BLK)

Wire Color

Circuit No.

Function

PPL

Blower Motor Feed

BLK

1050

Ground

Blower Motor Assembly (Front/Rear Module)

Connector Part Information

•

12129489

•	3-Way F Metri-Pack 280 Series (BLK)

Wire Color

Circuit No.

Function

BLK

1050

Ground

BLK

1450

Ground (Suburban)

GRY/BLK

754

Blower Speed Signal - Control (Front)

PPL

374

Blower Speed Signal - Control (Rear-Suburban)

ORN

540

Fused Battery Positive Voltage

ORN

1740

Fused Battery Positive Voltage (Suburban)

HVAC Control Module - Front (Auto A/C)

Connector Part Information

•

12045575

•	32-Way F Micro-Pack 100 Series (BLK)

Wire Color

Circuit No.

Function

LT BLU/BLK

590

Sun Load Sensor Input

BRN

404

Discharge Air Temperature Sensor Signal -(Upper)

LT GRN

405

Discharge Air Temperature Sensor Signal -(Lower)

LT BLU

733

Air Temperature Valve Position Sensor Signal

PPL

1838

Air Inlet Valve Position Sensor

BRN

341

Fused Positive Ignition Voltage

DK GRN

1614

Air Inlet Valve Motor Feed

WHT

119

Mode Switch Output

DK BLU

1199

Air Temperature Valve Motor Feed

C10

BLK

2450

Ground

C11

WHT

1038

SeriaData Signal - Class 2

C12

ORN

340

Fused Battery Positive Voltage

C13-C15

Not Used

C16

GRY/BLK

754

Blower Speed Signal - Speed Control

DK GRN

734

Inside Air Temperature Sensor Input

LT GRN/BLK

735

Outside Ambient Air Temperature Sensor Input

RED

708

Mode Valve Position Sensor Signal - Upper

Not Used

GRY

598

5 Volt Reference

Not Used

GRY

Instrument Panel Lamp Feed

LT BLU

203

A/C Conditioning Refridgerant High Pressure Cut-Out Switch Feed

BRN

718

Sensor Return

D10

GRY/BLK

1798

Return

D11

LT BLU

2820

KDD Clock

D12

RED

2819

KDD Data

D13

Not Used

D14

WHT

193

Rear Defogger Relay Control - Coil

D15-D16

Not Used

Rear Auxiliary HVAC Control- Front

Connector Part Information

•

12084944

•	16-Way Female Micro-Pack 100 Series (BLK)

Wire Color

Circuit No.

Function

Not Used

GRY

2821

Voltage Reference

A3 -A4

Not Used

BLK

1050

Ground

A6 - A7

Not Used

GRY

Instrument Panel Lamp Feed

BLK

2930

Feedback Temperature

Not Used

WHT

454

Mode Switch Output

B4-B5

Not Used

BLK/WHT

2933

Ground

Not Used

PPL/WHT

760

Blower Speed Signal- Speed Control

Rear Auxiliary HVAC Controls (Utilities)

Connector Part Information

•

12110088

•	24-Way F Micro-Pack 100 Series (GRY)

Wire Color

Circuit No.

Function

Not Used

PPL

374

Blower Motor Output- Speed Signal

WHT/BLK

1236

Air Temperature Valve Motor Feed

WHT

454

Mode Switch Output

Not Used

TAN

517

Air Temperature Sensor Signal - A/C Rear

BLK

520

Air Temperature Sensor Signal - Heater Rear

BLK

1450

Ground

BLK

1050

Ground

A10

BLK

808

Sensor Return

A11

BLK

2930

Feedback Temperature

A12

PPL/WHT

760

Blower Speed Signal - Speed Control

BRN

541

Fused Ignition Positive Voltage

GRY

Instrument Panel Lamp Feed

GRY

Instrument Panel Lamp Feed

DK BLU

1646

Air Temperature Valve Position Sensor Signal

YEL/BLK

1814

Mode Valve Position Sensor Signal

GRY

598

5 Volt Reference Feed

GRY

2821

Voltage Reference

LT BLU

2820

KDD Clock

LT BLU

2819

KDD Data

B10

GRY/BLK

1798

Return

B11

BLK/WHT

2933

Ground

B12

WHT

454

Mode Switch Output

C-1 Rear Auxiliary A/C Heater Module/Harness Adapter (Utility)

Connector Part Information

•

12064752

•	6 - Way F Metri-Pack 280 Series (BLK)

Connector Part Information

•

12064754

•	6 - Way M Metri-Pack 280 Series (BLK)

Wire Color

Circuit No.

Function

Wire Color

Circuit No.

Function

ORN

1740

Fused Battery Positive Voltage

ORN

1740

Fused Battery Positive Voltage

BRN

541

Low Reference

BRN

541

Low Reference

GRY

Instrument Panel Lamp Supply Voltage - 1

GRY

Instrument Panel Lamp Supply Voltage - 1

Not Used

RED

2819

Driver HVAC Control Assembly Signal

RED

2819

Driver HVAC Control Assembly Signal

LT BLU

2820

Driver HVAC Control Assembly Clock Signal

LT BLU

Driver HVAC Control Assembly Clock Signal

C-2 Rear Auxiliary A/C Heater Module/Harness Adapter (Utility)

Connector Part Information

•

15304692

•	18 - Way F GT 280 Series (BLK)

Connector Part Information

•

15305201

•	18 - Way M 280 Series (BLK)

Wire Color

Circuit No.

Function

Wire Color

Circuit No.

Function

A1 -A3

Not Used

A1-A3

Not Used

GRY/BLK

1798

Return

GRY/BLK

1798

Return

A5 -A8

Not Used

A5 -A8

Not Used

PPL

374

Blower Motor Speed Signal - Output

PPL

374

Blower Motor Speed Signal - Output

DRK/BLU

1646

Air Temperature Valve Position Sensor Signal - Passenger

DRK/BLU

1646

Air Temperature Valve Position Sensor Signal - Passenger

WHT/BLK

1236

Air Temperature Valve Motor Feed - Passeger

GRY

598

Reference Voltage Feed - 5 Volt

YEL/BLK

1814

Mode Valve Position Sensor Signal - Lower

YEL/BLK

1814

Mode Valve Position Sensor Signal - Lower

Not Used

BRN

541

Fused Ignition Positive Voltage

BRN

541

Fused Ignition Positive Voltage

GRY

598

Reference Voltage Feed - 5 Volt

GRY

598

Reference Voltage Feed - 5 Volt

B7 -B8

Not Used

B7 -B8

Not Used

WHT

454

Mode Switch Output

WHT

454

Mode Switch Output

Mode Door Motor

Connector Part Information

•

12064993

•	6-Way F Micro-Pack 100 Series (BLK)

Wire Color

Circuit No.

Function

BRN

341

Fused Ignition Positive Voltage

WHT

119

Mode Switch Output

BLK

2450

Ground

GRY/BLK

1798

Return (Auto A/C)

Not Used

RED

708

Mode Door Position Sensor Signal (Upper)

GRY

598

Reference Voltage Feed (5 Volt)

Mode Door Motor - Rear (Suburban)

Connector Part Information

•

12064993

•	6 Way F Micro-Pack 100 Series (BLK)

Wire Color

Circuit No.

Function

BRN

541

Fused Ignition Positive Voltage

WHT

454

Mode Switch Output

GRY/BLK

1798

Return

Not Used

YEL/BLK

1814

Mode Valve Position Sensor Signal - Rear

GRY

598

Reference Voltage Feed (5 Volt)

Recirculation Door Motor

Connector Part Information

•

12064993

•	6-Way F Micro-Pack 100 Series (BLK)

Wire Color

Circuit No.

Function

BRN

341

Fused Ignition Positive Voltage

DK GRN

1614

Air Inlet Valve Motor Feed

BLK

2450

Ground

GRY/BLK

1798

Return (Auto A/C)

Not Used

PPL

1838

Air Inlet Valve Position Sensor (Auto A/C)

GRY

598

Reference Voltage Feed - 5 Volt (Auto A/C)

Auxiliary Recirculation Door Motor (Rear HVAC-Manual)

Connector Part Information

•

12064993

•	6-Way F Micro-Pack 100 Series (BLK)

Wire Color

Circuit No.

Function

5-6

Not Used

BLK

1450

Ground

WHT/BLK

454

Mode Switch Output

Not Used

BRN

541

Fused Ignition Positive Voltage

Temperature Door Motor

Connector Part Information

•

12064993

•	6-Way F Micro-Pack 100 Series (BLK)

Wire Color

Circuit No.

Function

BRN

541

Fused Ignition Positive Voltage

DK BLU

1199

Temperature Door Motor (HVAC) Feed

BLK

2450

Ground

Not Used

LT BLU

733

Temperature Door Position Sensor Signal

GRY

598

Reference Voltage Feed (5 Volt)

Auxiliary Temperature Door Motor (Rear HVAC-Manual )

Connector Part Information

•

12064993

•	6-Way F Micro-Pack 100 Series (BLK)

Wire Color

Circuit No.

Function

5-6

Not Used

BLK

1450

Ground

WHT/BLK

1236

Air Temperature Valve Motor Feed-Passenger

Not Used

BRN

541

Fused Ignition Positive Voltage

Temperature Door Motor (Uplevel / Auto A/C))

Connector Part Information

•

12064993

•	6-Way F Micro-Pack 100 Series (BLK)

Wire Color

Circuit No.

Function

BRN

341

Fused Ignition Positive Voltage

WHT

119

Mode Switch Output

DK BLU

1119

Air Inlet Valve Motor Feed (Auto A/C)

BLK

2450

Ground

GRY/BLK

1798

Return (Auto A/C)

Not Used

RED

708

Mode Door Position Sensor Signal (Upper)

LT BLU

733

Air Temperature Valve Position Sensor Signal

GRY

598

Reference Voltage Feed (5 Volt)

Rear Temperature Door Motor (Suburban)

Connector Part Information

•

12064993

•	6-Way F Micro-Pack 100 Series (BLK)

Wire Color

Circuit No.

Function

BRN

541

Fused Ignition Positive Voltage

WHT/BLK

1236

Air Temperature Valve Motor Feed - Rear

GRY/BLK

1798

Return

Not Used

DK BLU

1646

Air Temperature Valve Position Sensor Signal - Rear

GRY

598

Reference Voltage Feed - 5 Volt