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Home >> Cadillac >> 2009 >> Escalade ESV AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 651 (Wiring Systems And Power Management - Component Connector End Views - Electronic Compass Module To Memory Seat Module (X4)) >> Component Connector End Views >> HVAC Control Module X1 (CJ2)
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HVAC Control Module X1 (CJ2)

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 GMC Yukon XL, 2012 GMC Yukon, 2012 Chevrolet Tahoe, 2012 Chevrolet Suburban, and 2012 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
GM2517715Courtesy of
Connector Part Information
  • Harness Type: Instrument Panel
  • OEM Connector: 13782501
  • Service Connector: 13578572
  • Description: 20-Way F USCAR 0.64 Series (BN)
Terminal Part Information
  • Terminated Lead: 13575550
  • Release Tool: J-38125-559
  • Diagnostic Test Probe: J-35616-16 (L-GN)
  • Terminal/Tray: 15445905/23
  • Core/Insulation Crimp: J/J
HVAC Control Module X1 (CJ2)

Pin Wire Circuit Function
1 0.35 WH/BK 5515 Inside Air Temperature Sensor Assembly Control
2-3 - - Not Used
4 0.35 D-GN 734 Inside Air Temperature Sensor Signal
5 0.35 GY 1548 Passenger Sunload Sensor Signal
6 0.35 BN 404 Upper Air Temperature Sensor Signal (C69)
7 0.35 L-GN 405 Lower Air Temperature Sensor Signal (C69)
8-10 - - Not Used
11 0.5 PK 2014 Coolant Pump Relay Control (HP2)
12-13 - - Not Used
14 0.35 D-GN 5518 Auxiliary Inside Air Temperature Sensor Signal (C69)
15 0.35 L-BU/BK 590 Driver Sunload Sensor Signal
16 0.35 TN 516 Upper Left Air Temperature Sensor Signal
17 0.35 TN 517 Upper Right Air Temperature Sensor Signal
18 0.35 PK 2145 Air Temperature Switch Signal - Right (C69)
19 0.35 GY 2599 Auxiliary Mode Door Control (C69)
20 - - Not Used
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