HVAC Control Module X2

2004 Oldsmobile Bravada AWDSECTION HVAC Control Module X2
WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: HVAC Control Module X2 Connector End View
GM1715229Courtesy of GENERAL MOTORS CORP.
HVAC Control Module X2

Pin Wire Circuit Function
1 0.35 YE 1491 Backlight Lamps Control
2 0.35 BN 41 Ignition 3 Voltage
3 0.5 BK 350 Ground
4 0.5 RD/WH 1840 Battery Positive Voltage
5 0.35 D-GN 5060 Low Speed GMLAN Serial Data
6-7 - - Not Used
8 0.35 WH 193 Rear Defog Relay Control
9 0.35 D-GN/WH 636 Ambient Air Temperature Sensor Signal (C68)
10 0.35 BK 350 Ground
11 - - Not Used
12 0.5 YE 61 Low Reference
13-16 - - Not Used
Connector Part Information 
  • OEM: 7283-9080-90
  • Service: See Catalog
  • Description: 16-Way F 0.64 (BU)
Terminal Part Information 
  • Terminal/Tray: 7116-4618-02/14
  • Core/Insulation Crimp: P/P
  • Release Tool/Test Probe: J-38125-215/J-35616-64B (BU)
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.