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K33 HVAC Control Module X2

GM1664553
Connector Part Information
  • Harness Type: Instrument Panel
  • OEM Connector: 31410-1202
  • Service Connector: 15126709
  • Description: 20-Way F 64 Series, Sealed (BN)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool
I 13575845 J-35616-64B (L-BU) J-38125-215A
K33 HVAC Control Module X2

Pin Size Color Circuit Function Terminal Type ID Option
1 0.5 RD/L-GN 742 Battery Positive Voltage I -
2 0.5 L-GN 5060 Low Speed GMLAN Serial Data I -
3 - - - Not Occupied - -
4 0.5 L-GN/YE 7531 Linear Interconnect Network Bus 9 I -
5-6 - - - Not Occupied - -
7 0.35 VT/YE 3854 Cabin Heater Coolant Motor Control I -
8 0.5 BK 1650 Ground I -
9 0.35 VT/BN 41 Run Ignition 3 Voltage I -
10-11 - - - Not Occupied - -
12 0.35 BN/L-BU 3852 Cabin Heater Coolant Motor Feedback Signal I -
13-14 - - - Not Occupied - -
15 0.35 L-BU/GY 754 Blower Motor Speed Control I -
16-17 - - - Not Occupied - -
18 0.35 BK/BN 6102 Inside Air Temperature Sensor Low Reference I -
19 0.5 BN/VT 193 Rear Defog Relay Control I -
20 0.35 L-GN/GY 3853 Cabin Heater Coolant Motor Enable I -