Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO, 6.6 2REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1099 (CELLULAR SYSTEM, ENTERTAINMENT SYSTEM, AND NAVIGATION SYSTEM)COMPONENT LOCATORENTERTAINMENT/COMMUNICATION CONNECTORSRADIO X2 (Y91)
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2
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.
Radio X2 (Y91) Connector Parts Information
Connector Part Information
|
Terminal Part Information
|
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
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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.