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HVAC Connector End Views

A/C Compressor Clutch Assembly

GM684807Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12110293
  • 3-Way F Metri-Pack 150 Series Sealed (BLK)
Pin Wire Color Circuit No. Function
A BLK 350 Ground
B DK GRN 59 A/C Compressor Clutch Supply Voltage
C LT GRN 2278 A/C Compressor Status Signal
A/C Low Pressure Switch

GM537107Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12052644
  • 2-Way F Metri-Pack 150 Series Sealed (GRY)
Pin Wire Color Circuit No. Function
A DK BLU 204 A/C Low Pressure Sensor Signal
B BLK 250 Ground
A/C Refrigerant Pressure Sensor

GM726824Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15344137
  • 3-Way F GT 150 Sealed 5.2 (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 - Auxiliary (Body Type VIN 6)

GM258172Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12064982
  • 5-Way F Metri-Pack 100 Series (BLK)
Pin Wire Color Circuit No. Function
1 GRY 2598 Low Reference
2 DK BLU 1199 Auxiliary Air Temperature Door Position Signal
3 GRY/BLK 598 5 Volt Reference
4 RED 2600 Auxiliary Actuator Door Control
5 YEL 2214 Auxiliary Air Temperature Door Control
Air Temperature Actuator - Left

GM281207Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12040953
  • 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 Low Reference
8 - - Not Used
9 LT BLU 733 Left Air Temperature Door Position Signal
10 LT BLU/BLK 1688 5 Volt Reference
Air Temperature Actuator - Right

GM281207Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12040953
  • 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 Low Reference
8 - - Not Used
9 DK BLU 1646 Right Air Temperature Door Position Signal
10 LT BLU /BLK 1688 5 Volt Reference
Blower Motor

GM62489Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12066681
  • 2-Way F Metri-Pack 630 Series, Sealed, Pull-to-Seat (BLK)
Pin Wire Color Circuit No. Function
A PPL 65 Blower Motor Supply Voltage
B BLK 850 Ground
Blower Motor - Auxiliary (Body Type VIN 6)

GM695495Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15326870
  • 2-Way F GT 280 Series (BLK)
Pin Wire Color Circuit No. Function
A ORN 840 Battery Positive Voltage
B BLK 250 Ground
Blower Motor Control Processor - Auxiliary (Body Type VIN 6)

GM684908Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15326631
  • 4-Way F GT 280 Series (BLK)
Pin Wire Color Circuit No. Function
A BLK 1650 Ground
B BLK 250 Ground
C GRY 2604 Auxiliary Blower Motor Speed Control
D ORN 840 Battery Positive Voltage
Blower Motor Fuse - Auxiliary (Body Type VIN 6)

GM350882Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12010105
  • Fuse Holder (BLK)
Pin Wire Color Circuit No. Function
A ORN 840 Battery Positive Voltage
B ORN 840 Battery Positive Voltage
ORN 840 Battery Positive Voltage
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 Low Blower Motor Control
C PPL 73 Medium 3 Blower Motor Control
D LT BLU 72 Medium 2 Blower Motor Control
E BLK 2250 Ground
F ORN 52 High Blower Motor Control
G RED 542 Battery Positive Voltage
Blower Motor Switch - Front Auxiliary (Body Type VIN 6)

GM333035Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12047781
  • 3-Way F Metri-Pack 150 Series (BLK)
Pin Wire Color Circuit No. Function
A YEL 2277 Auxiliary HVAC Enable Control
B GRY 2598 Low Reference
C BRN/WHT 230 Instrument Panel Lamps Dimming Control
Console Mode Actuator (Body Type VIN 6)

GM258172Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12064982
  • 5-Way F Micro-Pack 100 Series (BLK)
Pin Wire Color Circuit No. Function
1 GRY 2598 Low Reference
2 LT BLU 5433 Console Mode Door Position Signal
3 GRY 598 5 Volt Reference
4 GRY 2599 Auxiliary Mode Door Control
5 LT GRN 5434 Console Mode Door Control
Coolant Bypass Valve (Body Type VIN 6)

GM635009Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12052641
  • 2-Way F Metri-Pack 150 Series Sealed (BLK)
Pin Wire Color Circuit No. Function
A GRY/BLK 1596 Coolant Bypass Solenoid Control
B BLK 250 Ground
Defrost Actuator

GM281207Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12040953
  • 6-Way F Micro-Pack 100 Series (BLK)
Pin Wire Color Circuit No. Function
5 BRN 341 Ignition 3 Voltage
6 TAN/BLK 2274 Defrost Door Control
7 YEL 1791 Low Reference
8 - - Not Used
9 LT GRN /BLK 2276 Defrost Door Position Signal
10 LT BLU/BLK 1688 5 Volt Reference
HVAC Control Module C1

GM130690Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12110206
  • 24-Way F Micro-Pack 100 Series (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 LT GRN/BLK 2276 Defrost Door Position Signal
A5 LT GRN 2275 Mode Door Position Signal
A6 - - Not Used
A7 BRN/WHT 230 Instrument Panel Lamps Dimming Control
A8 BLK/WHT 751 Ground
A9 GRY/BLK 1596 Coolant Bypass Solenoid Control (Body Type VIN 6)
A10 YEL 2277 Auxiliary HVAC Enable Control
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 TAN/BLK 2274 Defrost Door Control
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 2250 Ground
B10 - - Not Used
B11 WHT 1038 HVAC Class 2 Serial Data
B12 LT GRN 2278 A/C Compressor Status Signal
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 Medium 1 Blower Motor Control
D YEL 60 Low Blower Motor Control
E - - Not Used
F ORN 52 High Blower Motor Control
G BRN 141 Ignition 3 Voltage
H DK GRN 71 OFF Blower Motor Control
HVAC Control Module - Auxiliary (Body Type VIN 3)

GM280793Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12052444
  • 8-Way F Micro-Pack 100 Series (BLK)
Pin Wire Color Circuit No. Function
1 BRN 341 Ignition 3 Voltage
2-3 - - Not Used
4 YEL 2277 Auxiliary HVAC Enable Control
5 - - Not Used
6 WHT 119 Auxiliary Mode Door Control
7 BLK 2250 Ground
8 BRN/WHT 230 Instrument Panel Lamps Dimming Control
HVAC Control Module - Auxiliary (Body Type VIN 6)

GM73156Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12110088
  • 24-Way F Micro-Pack 100 Series Sealed (GRY)
Pin Wire Color Circuit No. Function
A1 BRN/WHT 230 Instrument Panel Lamps Dimming Control
A2 ORN 4340 Battery Positive Voltage
A3 GRY 2603 TXV Solenoid Control
A4 GRY 2599 Auxiliary Mode Door Control
A5 RED 2600 Auxiliary Actuator Door Control
A6 YEL 2277 Auxiliary HVAC Enable Control
A7 DK BLU 1199 Auxiliary Air Temperature Door Position Signal
A8 LT BLU 5433 Console Mode Door Position Signal
A9 GRY 598 5 Volt Reference
A10 - - Not Used
A11 GRY 2289 Rear HVAC/Audio Class 2 Serial Data
A12 - - Not Used
B1 BLK 2250 Ground
B2 GRY 2598 Low Reference
B3 YEL 2214 Auxiliary Air Temperature Door Control
B4 LT GRN 5434 Console Mode Door Control
B5 BRN/WHT 2601 Auxiliary Mode Door Position Signal
B6-B11 - - Not Used
B12 GRY 2604 Auxiliary Blower Motor Speed Control
Mode Actuator

GM281207Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12040953
  • 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
Mode Actuator - Auxiliary (Body Type VIN 3)

GM258172Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12064982
  • 5-Way F Micro-Pack 100 Series (BLK)
Pin Wire Color Circuit No. Function
1 BRN 341 Ignition 3 Voltage
2 WHT 119 Auxiliary Mode Door Control
3 BLK 2250 Ground
4-5 - - Not Used
Mode Actuator - Auxiliary (Body Type VIN 6)

GM258172Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12064982
  • 5-Way F Metri-Pack 100 Series (BLK)
Pin Wire Color Circuit No. Function
1 GRY 2598 Low Reference
2 BRN/WHT 2601 Auxiliary Mode Door Position Signal
3 GRY/BLK 598 5 Volt Reference
4 RED 2600 Auxiliary Actuator Door Control
5 GRY/WHT 2599 Auxiliary Mode Door Control
Recirculation Actuator

GM281207Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12040953
  • 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 2250 Ground
8-10 - - Not Used
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