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Home >> GMC >> 2021 >> Acadia SL >> Repair and Diagnosis >> External Pages >> Different car >> Section 440 (Component Connector End Views (K20-K40)) >> Component Connector End Views >> K33 HVAC Control Module X2
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K33 HVAC Control Module X2

WARNING: This page is about a different car, the 2023 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
GM5109514Courtesy of GENERAL MOTORS COMPANY
Connector Part Information
  • Harness Type: Instrument Panel Wiring Harness
  • OEM Connector: 13525992
  • Service Connector: 13525992
  • Description: 20-Way F 0.64 Series (BN)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool
I 13584547 J-35616-64B (L-BU) J-38125-215A
Pin Size Color Circuit Function Terminal Type ID Option
1 0.75 RD/VT 3340 Battery Positive Voltage I  
2 0.35 GN 5060 Low Speed GMLAN Serial Data I -
3 - - - Not Occupied - -
4 0.35 GN/YE 7531 HVAC Control Module LIN Bus 1 I  
5 - - - Not Occupied - -
6 0.35 GN/BU 4119 HVAC Control Module LIN Bus 2 I KI3
7 0.35 VT 3195 Auxiliary Heater Control I -
8 0.5 BK 1650 Ground I (CJ2/CJ4)-KEM
9 0.35 VT/GY 1039 Run/Crank Ignition 1 Voltage I  
10 0.75 BU/YE 7574 Air Conditioning Compressor Solenoid Valve Control I -
11 0.75 BU/BN 7573 Air Conditioning Compressor Solenoid Valve Control I -
12 - 14 - - - Not Occupied - -
15 0.35 BU/GY 754 Blower Motor Speed Control I -
16 0.35 GN/BK 2211 Rear Blower Motor Speed Control I  
17 - - - Not Occupied - -
18 0.35 BK/GN 7567 Solar Sensor Low Reference I  
19 0.35 BN/VT 193 Rear Defogger Relay Control I -
20 - - - Not Occupied - -