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HVAC Connectors

A/C Compressor Clutch

GM684852Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12162017
  • 2-Way F Metri-Pack 150 Series (MD GRY)
Pin Wire Color Circuit No. Function
A BLK 550 Ground
B DK GRN 59 A/C Compressor Clutch Supply Voltage
A/C Low Pressure Switch

GM537107Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12052644
  • 2-Way F Metri-Pack 150 Series (LT GRY)
Pin Wire Color Circuit No. Function
A DK BLU 204 A/C Low Pressure Sensor Signal
B BLK 550 Ground
A/C Refrigerant Pressure Sensor

GM726824Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15344137
  • 3-Way F GT 150 Sealed (BLK)
Pin Wire Color Circuit No. Function
1 BLK 2751 Low Reference
2 GRY 2700 5-Volt Reference
3 RED/BLK 380 A/C Refrigerant Pressure Sensor Signal
Air Temperature Actuator - Left

GM280764Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12064993
  • 6-Way F Micro-Pack 100 Series (BLK)
Pin Wire Color Circuit No. Function
5 BRN 341 Ignition 3 Voltage
6 DK BLU 1199 Left Air Temperature Door Control
7 YEL 1791 Ground
8 - - Not Used
9 LT BLU 733 Air Temperature Door Position Signal
10 LT BLU/
BLK		 1688 5-Volt Reference
Air Temperature Actuator - Right

GM280764Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12064993
  • 6-Way F Micro-Pack 100 Series (BLK)
Pin Wire Color Circuit No. Function
5 BRN 341 Ignition 3 Voltage
6 WHT/BLK 1236 Right Air Temperature Door Control
7 YEL 1791 Ground
8 - - Not Used
9 DK BLU 1646 Right Air Temperature Door Position Signal
10 LT BLU/
BLK		 1688 5-Volt Reference
Ambient Light Sensor

GM82383Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12047662
  • 2-Way F Metri Pack 150 Series (BLK)
Pin Wire Color Circuit No. Function
A WHT 278 Ambient Light Sensor Signal
B BLK 279 Ambient Light Sensor Low Reference
Auxiliary Temperature Actuator

GM280764Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12064993
  • 6-Way F Micro-Pack 100 Series (BLK)
Pin Wire Color Circuit No. Function
5-6 - - Not Used
7 BLK 1450 Ground
8 WHT/BLK 1236 Auxiliary Air Temperature Door Control
9 - - Not Used
10 BRN 541 Ignition 3 Voltage
Auxiliary Mode Actuator

GM280764Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12064993
  • 6-Way F Micro-Pack 100 Series (BLK)
Pin Wire Color Circuit No. Function
5-6 - - Not Used
7 BLK 1450 Ground
8 WHT 454 Auxiliary Mode Door Control
9 - - Not Used
10 BRN 541 Ignition 3 Voltage
Blower Motor

GM62488Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12084957
  • 2-Way F Metri-Pack 280 Series (BLK)
Pin Wire Color Circuit No. Function
A PPL 65 Blower Motor Supply Voltage
B BLK 1050 Ground
Blower Motor Resistor Assembly

GM73146Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12052854
  • 7-Way F Metri-Pack 280 Series (BLK)
Pin Wire Color Circuit No. Function
A TAN 63 Medium 1 Blower Motor Control
B YEL 60 Blower Motor Low Control
C PPL 73 Medium 3 Blower Motor Control
D LT BLU 72 Medium 2 Blower Motor Control
E BLK 1050 Ground
F ORN 52 Blower Motor High Control
G RED 542 Battery Positive Voltage
Blower Motor Resistor Assembly - Auxiliary - C1

GM68737Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12129489
  • 3-Way F Metri-Pack 280 Series Flexlock (BLK)
Pin Wire Color Circuit No. Function
A DK BLU 1926 Auxiliary Blower Motor Low Control
B RED 1925 Auxiliary Blower Motor Medium Control
C WHT 1924 Auxiliary Blower Motor High Control
Blower Motor Resistor Assembly - Auxiliary - C2

GM62450Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12052856
  • 4-Way F Metri-Pack 280 Series (BLK)
Pin Wire Color Circuit No. Function
A BLK 1450 Ground
B ORN 1740 Battery Positive Voltage
C BRN 541 Ignition 3 Voltage (w/Heat and A/C)
BRN 541 Ignition 3 Voltage (w/Heat and A/C)
- - Not Used (w/ A/C)
D BRN 541 Ignition 3 Voltage
Blower Motor - Auxiliary

GM62488Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12084957
  • 2-Way F Metri-Pack 280 Series (BLK)
Pin Wire Color Circuit No. Function
A RED 65 Blower Motor Supply Voltage
B BLK 1050 Ground
HVAC Control Module - C1

GM130690Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12110206
  • 24-Way F Micro-Pack 100 (LT BLU)
Pin Wire Color Circuit No. Function
A1 DK GRN 1614 Recirculation Door Control
A2 DK BLU 1646 Right Air Temperature Door Position Signal
A3 LT BLU 733 Left Air Temperature Door Position Signal
A4 - - Not Used
A5 LT GRN 2275 Mode Door Position Signal
A6 - - Not Used
A7 BRN/WHT 230 Instrument Panel Lamps Dimming Control
A8 BLK 1851 Ground
A9-A10 - - Not Used
A11 DK GRN 71 OFF Blower Motor Control
A12 DK BLU 204 A/C Low Pressure Sensor Signal
B1 WHT/BLK 1236 Right Air Temperature Door Control
B2 DK BLU 1199 Left Air Temperature Door Control
B3 - - Not Used
B4 TAN 2273 Mode Door Control
B5 BRN 341 Ignition 3 Voltage
B6 YEL 1791 Low Reference
B7 ORN 4340 Battery Positive Voltage
B8 LT BLU/
BLK		 1688 5-Volt Reference
B9 BLK 1050 Ground
B10 - - Not Used
B11 WHT 1038 HVAC Class 2 Serial Data
B12 - - Not Used
HVAC Control Module - C2

GM556473Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15326924
  • 8-Way F GT 280 (BLK)
Pin Wire Color Circuit No. Function
A PPL 73 Medium 3 Blower Motor Control
B LT BLU 72 Medium 2 Blower Motor Control
C TAN 63 Blower Motor Medium 1 Control
D YEL 60 Blower Motor Low Control
E - - Not Used
F ORN 52 Blower Motor High Control
G BRN 141 Ignition 3 Voltage
H DK GRN 71 OFF Blower Motor Control
HVAC Control Assembly - Front Auxiliary - w/ A/C

GM73152Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12110259
  • 16-Way F Micro-Pack 100 Series (GRN)
Pin Wire Color Circuit No. Function
A1 BRN/WHT 230 Instrument Panel Lamps Dimming Control
A2-A3 - - Not Used
A4 ORN 1923 Rear Auxiliary Enable Control
A5 WHT 1924 Auxiliary Blower Motor High Control
A6 RED 1925 Auxiliary Blower Motor Medium Control
A7 DK BLU 1926 Auxiliary Blower Motor Low Control
A8 BLK 1450 Ground
B1-B8 - - Not Used
HVAC Control Assembly - Rear Auxiliary - w/ A/C

GM356307Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12092632
  • 16-Way F Micro-Pack 100 Series (RED)
Pin Wire Color Circuit No. Function
A1 BRN/WHT 230 Instrument Panel Lamps Dimming Control
A2-A4 - - Not Used
A5 WHT 1924 Auxiliary Blower Motor High Control
A6 RED 1925 Auxiliary Blower Motor Medium Control
A7 DK BLU 1926 Auxiliary Blower Motor Low Control
A8 BLK 1450 Ground
B1 BRN/WHT 230 Instrument Panel Lamps Dimming Control
B2-B3 - - Not Used
B4 ORN 1923 Rear Auxiliary Enable Control
B5 WHT 1924 Auxiliary Blower Motor High Control
B6 RED 1925 Auxiliary Blower Motor Medium Control
B7 DK BLU 1926 Auxiliary Blower Motor Low Control
B8 BLK 1450 Ground
HVAC Control Assembly - Front Auxiliary - w/ Heat and A/C

GM73152Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12084945
  • 16-Way F Micro-Pack 100 Series (GRY)
Pin Wire Color Circuit No. Function
A1 BRN/WHT 230 Instrument Panel Lamps Dimming Control
A2 - - Not Used
A3 LT BLU 733 Auxiliary Front Mode 1 Signal
A4 ORN 1923 Rear Auxiliary Enable Control
A5 WHT 1924 Auxiliary Blower Motor High Control
A6 RED 1925 Auxiliary Blower Motor Medium Control
A7 DK BLU 1926 Auxiliary Blower Motor Low Control
A8 BLK 1450 Ground
B1 - - Not Used
B2 BRN 541 Ignition 3 Voltage
B3 RED/BLK 2822 Auxiliary Front Mode 1 Signal
B4-B8 - - Not Used
HVAC Control Assembly - Rear Auxiliary - w/ Heat and A/C

GM73152Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12092629
  • 16-Way F Micro-Pack 100 Series (BLU)
Pin Wire Color Circuit No. Function
A1 BRN/WHT 230 Instrument Panel Lamps Dimming Control
A2 BRN 541 Ignition 3 Voltage
A3 BRN 2383 Auxiliary Rear Mode 2 Signal
A4 - - Not Used
A5 WHT 1924 Auxiliary Blower Motor High Control
A6 RED 1925 Auxiliary Blower Motor Medium Control
A7 DK BLU 1926 Auxiliary Blower Motor Low Control
A8 BLK 1450 Ground
B1 BRN/WHT 230 Instrument Panel Lamps Dimming Control
B2 BRN 541 Ignition 3 Voltage
B3 DK BLU 1646 Auxiliary Rear Air Temperature 2 Signal
B4 GRY 778 Auxiliary Blower Motor Speed Control
B5 WHT 1924 Auxiliary Blower Motor High Control
B6 RED 1925 Auxiliary Blower Motor Medium Control
B7 DK BLU 1926 Auxiliary Blower Motor Low Control
B8 BLK 1450 Ground
HVAC Control Processor - Auxiliary

GM328486Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12040747
  • 12-Way P/C Edgeboard - STD (BLK)
Pin Wire Color Circuit No. Function
A RED/BLK 2822 Auxiliary Front Mode 1 Signal
B WHT/BLK 1236 Auxiliary Air Temperature Door Control
C DK BLU 1646 Auxiliary Rear Air Temperature 2 Signal
D BRN 2823 Auxiliary Rear Mode 2 Signal
E LT BLU 733 Auxiliary Front Mode 1 Signal
F WHT 454 Auxiliary Mode Door Control
G - - Not Used
H BLK 1450 Ground
BLK 1450 Ground
J BRN 541 Ignition 3 Voltage
BRN 541 Ignition 3 Voltage
K - - Not Used
L GRY 778 Auxiliary Blower Motor Speed Control
M ORN 1923 Rear Auxiliary Enable Control
Mode Actuator

GM280764Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12064993
  • 6-Way F Micro-Pack 100 Series (BLK)
Pin Wire Color Circuit No. Function
5 BRN 341 Ignition 3 Voltage
6 TAN 2273 Mode Door Control
7 YEL 1791 Low Reference
8 - - Not Used
9 LT GRN 2275 Mode Door Position Signal
10 LT BLU/
BLK		 1688 5-Volt Reference
Recirculation Actuator

GM280764Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12064993
  • 6-Way F Micro-Pack 100 Series (BLK)
Pin Wire Color Circuit No. Function
5 BRN 341 Ignition 3 Voltage
6 DK GRN 1614 Recirculation Door Control
7 BLK 1050 Ground
8-10 - - Not Used
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