Radio C2

2006 Isuzu Ascender S, 5.3 M, 4WDSECTION Radio C2
WARNING: This page is about a different car, the 2007 Isuzu Ascender, 2007 GMC Envoy, 2007 Chevrolet TrailBlazer, and 2007 Buick Rainier. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Radio C2 Connector End View
GM73151Courtesy of GENERAL MOTORS CORP.
Radio C2 Connector Parts Information

Connector Part Information 
  • OEM: 12064799
  • Service: 15305996
  • Description: 12-Way F Micro-Pack 100 Series (BK)
Terminal Part Information 
  • Pins: C, E, H, J-M
  • Terminal/Tray: 12146447/3
  • Core/Insulation Crimp: E/C
  • Release Tool/Test Probe: 12031876-1/J-35616-6 (BN)
Radio C2 Connector Terminal Identification

Pin Wire Color Circuit No. Function
A-B - - Not Used
C BARE 1573 Drain Wire (U42/U2K)
D - - Not Used
E D-GN/WH 817 Vehicle Speed Signal (w/UQA)
F-G - - Not Used
H D-GN/WH 368 Right Audio Signal (+) (U42/U2K)
J BN/WH 367 Left Audio Signal (-) (U42/U2K)
K BK/WH 372 Audio Common (U42/U2K)
L OG/BK 2061 Remote Radio Audio Output (-) (w/UE1)
M PK/BK 2062 Remote Radio Left Audio Signal (w/UE1)
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.