HVAC Control Module C2 (C67)

2006 Chevrolet Cobalt SS, 4D Sedan, StandardSECTION HVAC Control Module C2 (C67)
WARNING: This page is about a different car, the 2006 Chevrolet Monte Carlo and 2006 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Connector End View
GM309512Courtesy of GENERAL MOTORS CORP.
HVAC Connector End Views

Connector Part Information 
  • OEM: 15491304
  • Service: See Catalog
  • Description: 20-Way F Receptacle 0.64 (GY)
Terminal Part Information 
  • Pins: 4, 5, 7, 8, 15, 17, 18
  • Terminal/Tray: 7116-4618-02/14
  • Core/Insulation Crimp: P/P
  • Release Tool/Test Probe: J-38125-215/J-35616-64A (L-BU)
  • Pins: 3, 4, 5, 6, 7, 8, 9
  • Terminal/Tray: 15359541/4
  • Core/Insulation Crimp: M/M
  • Release Tool/Test Probe: 15381651-2/J-35616-64A (L-BU)
  • Pins: 1-3, 9-14, 19-20
  • Terminal/Tray: 12034046/2
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: 12094430/J-35616-4A (PU)
  • Pins: 4, 5, 6, 7, 8, 15, 16, 17, 18
  • Terminal/Tray: 7116-4618-02/14
  • Core/Insulation Crimp: P/P
  • Release Tool/Test Probe: J-38125-215/J-35616-64A (L-BU)
  • Pins: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10-16
  • Terminal/Tray: 15359541/4
  • Core/Insulation Crimp: Pins 1, 2, 3, 4, 5, 6, 7, 8, 9 - M/M
  • Core/Insulation Crimp: Pins 10-16 - M/M
  • Release Tool/Test Probe: 15381651-2/J-35616-64A (L-BU)
HVAC Control Module C2 (C67)

Pin Wire Color Circuit No. Function
1-3 - - Not Used
4 GY/BK 754 Blower Motor Speed Control
5 L-GN 2275 Mode Door Position Signal
6 - - Not Used
7 PK/WH 1648 Recirculation Door Control A
8 D-BU 1646 Auxiliary Air Temperature Door Position Signal
9-14 - - Not Used
15 TN 2273 Mode Door Control
16 - - Not Used
17 L-GN/BK 1647 Recirculation Door Control B
18 WH/BK 1236 Auxiliary Air Temperature Door Control
19-20 - - Not Used
1-2 - - Not Used
3 WH/BK 1236 Auxiliary Air Temperature Door Control
4 D-BU 1646 Auxiliary Air Temperature Door Position Signal
5 L-GN/BK 1647 Recirculation Door Control B
6 PK/WH 1648 Recirculation Door Control A
7 GY/BK 754 Blower Motor Speed Control
8 TN 2273 Mode Door Control
9 L-GN 2275 Mode Door Position Signal
10-16 - - Not Used
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.