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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-GY)
Pin Wire Color Circuit No. Function
A BK 550 Ground
B D-GN 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 (L-GY)
Pin Wire Color Circuit No. Function
A D-BU 204 A/C Low Pressure Sensor Signal
B BK 550 Ground
A/C Refrigerant Pressure Sensor

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

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

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

GM280764Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12064993
  • 6-Way F Micro-Pack 100 Series (BK)
Pin Wire Color Circuit No. Function
5 BN 341 Ignition 3 Voltage
6 WH/BK 1236 Right Air Temperature Door Control
7 YE 1791 Ground
8 - - Not Used
9 D-BU 1646 Right Air Temperature Door Position Signal
10 L-BU/BK 1688 5-Volt Reference
Blower Motor

GM62488Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12084957
  • 2-Way F Metri-Pack 280 Series (BK)
Pin Wire Color Circuit No. Function
A RD 65 Blower Motor Supply Voltage
B BK 1050 Ground
Blower Motor - Auxiliary, Long Wheelbase

GM62488Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12084957
  • 2-Way F Metri-Pack 280 Series (BK)
Pin Wire Color Circuit No. Function
A PU 65 Blower Motor Supply Voltage
B BK 1050 Ground
Blower Motor - Auxiliary, Short Wheelbase

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

GM73146Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12052854
  • 7-Way F Metri-Pack 280 Series (BK)
Pin Wire Color Circuit No. Function
A TN 63 Medium 1 Blower Motor Control
B YE 60 Blower Motor Low Control
C PU 73 Medium 3 Blower Motor Control
D L-BU 72 Medium 2 Blower Motor Control
E BK 1050 Ground
F OG 52 Blower Motor High Control
G RD 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 (BK)
Pin Wire Color Circuit No. Function
A D-BU 1926 Auxiliary Blower Motor Low Control
B RD 1925 Auxiliary Blower Motor Medium Control
C WH 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 (BK)
Pin Wire Color Circuit No. Function
A BK 1450 Ground
B OG 1740 Battery Positive Voltage
C BN 541 Ignition 3 Voltage (w/Heat and A/C)
BN 541 Ignition 3 Voltage (w/Heat and A/C, long wheelbase only)
- - Not Used (w/A/C only)
D BN 541 Ignition 3 Voltage
HVAC Control Assembly - Front Auxiliary

GM73152Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12092629
  • 16-Way F Micro-Pack 100 Series (BU)
Pin Wire Color Circuit No. Function
A1 BN/WH 230 Instrument Panel Lamps Dimming Control
A2 BN 541 Ignition 3 Voltage
A3 WH 454 Auxiliary Mode Door Control
A4 - - Not Used
A5 WH 1924 Auxiliary Blower Motor High Control
A6 RD 1925 Auxiliary Blower Motor Medium Control
A7 D-BU 1926 Auxiliary Blower Motor Low Control
A8 BK 1450 Ground
B1 - - Not Used
B2 - - Not Used
B3 WH/BK 1236 Auxiliary Air Temperature Door Control
B4 GY 1450 Auxiliary Blower Motor Speed Control
B5 - - Not Used
B6 - - Not Used
B7 - - Not Used
B8 BK 1450 Ground
HVAC Control Module - C1

GM130690Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12110206
  • 24-Way F Micro-Pack 100 Series (L-BU)
Pin Wire Color Circuit No. Function
A1 D-GN 1614 Recirculation Door Control
A2 D-BU 1646 Right Air Temperature Door Position Signal
A3 L-BU 733 Left Air Temperature Door Position Signal
A4 - - Not Used
A5 L-GN 2275 Mode Door Position Signal
A6 - - Not Used
A7 BN/WH 230 Instrument Panel Lamps Dimming Control
A8 BK 1851 Ground
A9-A10 - - Not Used
A11 D-GN 71 OFF Blower Motor Control
A12 D-BU 204 A/C Low Pressure Sensor Signal
B1 WH/BK 1236 Right Air Temperature Door Control
B2 D-BU 1199 Left Air Temperature Door Control
B3 - - Not Used
B4 TN 2273 Mode Door Control
B5 BN 341 Ignition 3 Voltage
B6 YE 1791 Low Reference
B7 OG 4340 Battery Positive Voltage
B8 L-BU/BK 1688 5-Volt Reference
B9 BK 1050 Ground
B10 - - Not Used
B11 WH 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 Series (BK)
Pin Wire Color Circuit No. Function
A PU 73 Medium 3 Blower Motor Control
B L-BU 72 Medium 2 Blower Motor Control
C TN 63 Blower Motor Medium 1 Control
D YE 60 Blower Motor Low Control
E - - Not Used
F OG 52 Blower Motor High Control
G BN 141 Ignition 3 Voltage
H D-GN 71 OFF Blower Motor Control
Mode Actuator

GM280764Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12064993
  • 6-Way F Micro-Pack 100 Series (BK)
Pin Wire Color Circuit No. Function
5 BN 341 Ignition 3 Voltage
6 TN 2273 Mode Door Control
7 YE 1791 Low Reference
8 - - Not Used
9 L-GN 2275 Mode Door Position Signal
10 L-BU/BK 1688 5-Volt Reference
Mode Actuator - Auxiliary

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

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