Q66 Passenger Compartment Heater Coolant Control Valve
 Courtesy of GENERAL MOTORS CORP.
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Connector Part Information
- Harness Type: Body
- OEM Connector: 33472-0601
- Service Connector: 19178087
- Description: 6-Way F MX150 Series, Sealed (BK)
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Terminal Part Information
- Terminated Lead: Service by Connector Assembly - 19178087
- Release Tool: J-38125-217
- Diagnostic Test Probe: J-35616-14 (GN)
- Terminal/Tray: 33012-3002/26
- Core/Insulation Crimp: Pins 2-6 - E/2
- Core/Insulation Crimp: Pins 1 - A/E/A/C
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Q66 Passenger Compartment Heater Coolant Control Valve
| Pin |
Size |
Color |
Circuit |
Function |
Option |
| 1 |
0.75 |
RD/WH |
3440 |
Battery Positive Voltage |
- |
| 2 |
0.5 |
YE/L-BU |
5125 |
Heater Solenoid Valve Control |
- |
| 3 |
0.5 |
WH/RD |
596 |
5 Volt Reference |
- |
| 4 |
0.5 |
VT/BN |
2028 |
Coolant Valve Position Sensor Signal |
- |
| 5 |
0.5 |
BK/L-BU |
720 |
Low Reference |
- |
| 6 |
0.5 |
BK |
2050 |
Ground |
- |