Radio X2 (Y91)

2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Radio X2 (Y91)
WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Radio X2 (Y91) Connector End Views
GM850856Courtesy of GENERAL MOTORS CORP.
Radio X2 (Y91) Connector Parts Information

Connector Part Information 
  • OEM: 15416970
  • Service: See Catalog
  • Description: 16-Way F Micro-Pack 64 Series Modular (BK)
Terminal Part Information 
  • Pins: 1-2, 5-7, 9-11, 13-15
  • Terminal/Tray: 15359541/4
  • Core/Insulation Crimp: M/M
  • Release Tool/Test Probe: 15381651-2/J-35616-64B (L-BU)
Radio X2 (Y91) Connector Terminal Identification

Pin Wire Color Circuit No. Function
1 0.35 BN/WH 367 Left Audio Signal (+) (U2K)
2 0.35 D-GN/WH 368 Right Audio Signal (+) (U2K)
3-4 - - Not Used
5 0.35 BN/WH 599 Left Rear Low Level Audio Signal (+) (UQA)
0.5 BN 199 Left Rear Low Level Audio Signal (+) (UQ3/UQ5)
6 0.35 D-BU 546 Right Rear Low Level Audio Signal (+) (UQA)
0.5 D-BU 46 Right Rear Low Level Audio Signal (+) (UQ3/UQ5)
7 0.35 D-BU 658 Cellular Telephone Voice Signal (UE1)
8 - - Not Used
9 0.35 TN/WH 372 Left Audio Signal (-) (U2K)
10 0.35 GY 388 Right Audio Signal (-) (U2K)
11 0.35 BARE 1573 Drain Wire (U2K)
12 - - Not Used
13 0.35 BN 1999 Left Rear Low Level Audio Signal (-) (UQA)
0.5 YE 116 Left Rear Low Level Audio Signal (-) (UQ3/UQ5)
14 0.35 TN 1946 Right Rear Low Level Audio Signal (-) (UQA)
0.5 L-BU 115 Right Rear Low Level Audio Signal (-) (UQ3/UQ5)
15 0.35 L-BU/BK 659 Low Reference (UE1)
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.