K33 HVAC Control Module X3
WARNING: This page is about a different car, the 2020 Chevrolet Trax. However, it is still accessible from the selected car via links, so may be relevant.
 Courtesy of GENERAL MOTORS COMPANY
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Connector Part Information
- Harness Type: HVAC
- OEM Connector: 31410-1200
- Service Connector: Service by Harness - See Part Catalog
- Description: 20-Way F 0.64 Series (BK)
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Terminal Part Information
| Terminal Type ID |
Terminated Lead |
Diagnostic Test Probe |
Terminal Removal Tool |
Service Terminal |
Tray Name |
Core Crimp |
Insulation Crimp |
| I |
Not Required |
Not Available |
No Tool Required |
Not Required |
Not Required |
Not Required |
Not Required |
| Pin |
Size |
Color |
Circuit |
Function |
Terminal Type ID |
Option |
| 1 |
- |
RD / GN |
899 |
TC Heater Relay Control 2 |
I |
- |
| 2 |
- |
RD / BK |
2197 |
PTC Heater Relay Coil Control |
I |
- |
| 3 |
- |
- |
- |
Not Occupied |
- |
- |
| 4 |
- |
GN |
1648 |
Air Inlet Door Recirculation Control |
I |
- |
| 5 |
- |
YE |
1647 |
Air Inlet Door Fresh Air Control |
I |
- |
| 6 -14 |
- |
- |
- |
Not Occupied |
- |
- |
| 15 |
- |
WH / PK |
404 |
Upper Duct Air Temperature Sensor Signal |
I |
- |
| 16 |
- |
BK |
407 |
Sensor Low Reference |
I |
- |
| 17 - 20 |
- |
- |
- |
Not Occupied |
- |
- |