K33 HVAC Control Module X4
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2020 GMC Yukon XL, 2020 GMC Yukon, 2020 Chevrolet Tahoe, 2020 Chevrolet Suburban, and 2020 Cadillac Escalade ESV. 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: 15491304
- Service Connector: Service by Harness - See Part Catalog
- Description: 20-Way F USCAR 64 Series (GY)
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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 |
J-35616-64B (LT BU) |
No Tool Required |
Not Required |
Not Required |
Not Required |
Not Required |
| Pin |
Size |
Color |
Circuit |
Function |
Terminal Type ID |
Option |
| 1 - 4 |
- |
- |
- |
Not Occupied |
- |
- |
| 5 |
0.35 |
GY/BK |
2778 |
Passenger Air Temperature Door Actuator Control |
I |
- |
| 6 |
0.35 |
WH/BK |
1236 |
Passenger Air Temperature Door Control |
I |
- |
| 7 |
0.35 |
BN/BU |
1646 |
Passenger Air Temperature Door Position Signal |
I |
- |
| 8 - 12 |
- |
- |
- |
Not Occupied |
- |
- |
| 13 |
0.35 |
GN/WH |
5729 |
Rear Mode Door Actuator Control |
I |
- |
| 14 |
0.35 |
BK/GN |
5730 |
Rear Mode Door Actuator Low Reference |
I |
- |
| 15 |
0.35 |
GY |
2599 |
Rear Mode Door Actuator Signal |
I |
- |
| 16 |
- |
- |
- |
Not Occupied |
- |
- |
| 17 |
0.35 |
WH/BN |
2775 |
Rear Air Temperature Door Actuator Control |
I |
- |
| 18 |
0.35 |
GY |
2614 |
Rear Air Temperature Door Control |
I |
- |
| 19 |
0.35 |
GY/BU |
2145 |
Passenger Air Temperature Switch Signal |
I |
- |
| 20 |
- |
- |
- |
Not Occupied |
- |
- |