Radio C1

2006 Isuzu Ascender S, 5.3 M, 4WDSECTION Radio C1
WARNING: This page is about a different car, the 2007 Pontiac Torrent and 2007 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Radio C1 Connector End View
GM1664602Courtesy of GENERAL MOTORS CORP.
Radio C1 Connector Parts Information

Connector Part Information 
  • OEM: 7283-4490-30
  • Service: 88988743
  • Description: 14-Way F (BK)
Terminal Part Information 
  • Pins: 1, 8
  • Terminal/Tray: 12191812/19
  • Core/Insulation Crimp: C/A
  • Release Tool/Test Probe: 15315247/J-35616-2A (GY)
  • Pins: 2, 3, 4, 5, 6, 7, 9, 10, 13
  • Terminal/Tray: 7116-4618-02/14
  • Core/Insulation Crimp: P/P
  • Release Tool/Test Probe: J-38125-215/J-35616-64B (L-BU)
Radio C1 Connector Terminal Identification

Pin Wire Color Circuit No. Function
1 RD/WH 2040 Battery Positive Voltage
2 TN 201 Left Front Speaker Output (+)
3 TN 1875 Right Front Speaker Output (+)
4 YE 7145 Communication Box Mic Output (+) Signal (UE1 w/U3U)
5 D-GN 7149 Communication Box Mic Output (-) Signal (UE1 w/U3U)
6 WH 1487 Antenna Enable Signal
6 WH 1487 Antenna Enable Signal
7 PU/WH 1382 LED Dimming Signal/LED Dimming Supply
8 BK/WH 1551 Ground
9 GY 118 Left Front Speaker Output (-)
10 TN/WH 1985 Right Front Speaker Output (-)
11-12 - - Not Used
13 D-GN 5060 Low Speed GMLAN Serial Data
14 - - 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.