K33 HVAC Control Module X2
WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. 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: Instrument Panel
- OEM Connector: 31410-1202
- Service Connector: 15126709
- Description: 20-Way F 64 Series, Sealed (BN)
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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 |
13575742 |
J-35616-64B (LT BU) |
J-38125-215A |
SAIT-A03T-M064 |
Yazaki 14 |
P |
P |
| II |
13575867 |
J-35616-64B (LT BU) |
J-38125-215A |
SAIT-A03T-M064 |
Yazaki 14 |
P |
P |
| Pin |
Size |
Color |
Circuit |
Function |
Terminal Type ID |
Option |
| 1 |
0.75 |
RD/GN |
742 |
Battery Positive Voltage |
I |
- |
| 2 |
0.5 |
GN |
5060 |
Low Speed GMLAN Serial Data |
I |
- |
| 3 |
0.5 |
GN |
5060 |
Low Speed GMLAN Serial Data |
I |
- |
| 4 |
0.35 |
GN/YE |
7531 |
Local Interconnect Network Serial Data Bus 9 |
II |
- |
| 5 - 7 |
- |
- |
- |
Not Occupied |
- |
- |
| 8 |
0.5 |
BK |
1650 |
Ground |
I |
- |
| 9 |
0.5 |
VT/GN |
39 |
Run/Crank Ignition 1 Voltage |
I |
- |
| 10 |
0.5 |
BU/YE |
7574 |
Electric Variable Displacement Control |
I |
- |
| 11 |
0.5 |
BU/BN |
7573 |
Electric Variable Displacement Supply |
I |
- |
| 12 - 14 |
- |
- |
- |
Not Occupied |
- |
- |
| 15 |
0.35 |
BU/GY |
754 |
Blower Motor Speed Control |
II |
- |
| 16 - 18 |
- |
- |
- |
Not Occupied |
- |
- |
| 19 |
0.35 |
BN/VT |
193 |
Rear Defog Relay Control |
II |
- |
| 20 |
- |
- |
- |
Not Occupied |
- |
- |