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 MANUALSCHEVROLET2008CHEVY EXPRESS G2500, VAN CARGO, 6.6 6REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1001 (CELLULAR SYSTEM, ENTERTAINMENT SYSTEM, AND NAVIGATION SYSTEM)COMPONENT LOCATORENTERTAINMENT/COMMUNICATION CONNECTORSAUDIO AMPLIFIER X3 (UQA)
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6
Audio Amplifier X3 (UQA)
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Audio Amplifier X3 (UQA)
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.
Audio Amplifier X3 (UQA) Connector Parts Information
Connector Part Information
|
Terminal Part Information
|
Audio Amplifier X3 (UQA) Connector Terminal Identification
| Pin | Wire Color | Circuit No. | Function |
|---|---|---|---|
| 1-2 | - | - | Not Used |
| 3 | 0.35 L-GN/WH | 512 | Right Front Low Level Audio Signal (+) (+Y91) |
| 4 | 0.35 TN | 1946 | Right Rear Low Level Audio Signal (-) (-Y91) |
| 0.35 OG/BK | 1546 | Front Low Level Audio Signal (-) (+Y91) | |
| 5 | 0.35 BN | 1999 | Left Rear Low Level Audio Signal (-) (-Y91) |
| 0.35 GY | 5836 | Amplifier Audio Promp Signal (-) (Y91 +U3U/UVB) | |
| 6 | 0.35 OG/BK | 1546 | Front Low Level Audio Signal (-) (-Y91) |
| 0.5 BARE | 1489 | Drain Wire (+Y91) | |
| 7 | 0.35 D-GN | 1947 | Left Front Low Level Audio Signal (-) (-Y91) |
| 8 | 0.35 WH | 7066 | Entertainment Remote Enable Signal (-Y91) |
| 9-10 | - | - | Not Used |
| 11 | 0.35 OG | 6978 | Amplifier Control (-Y91) |
| 0.35 TN | 511 | Left Front Low Level Audio Signal (+) (+Y91) | |
| 12 | 0.35 D-BU | 546 | Right Rear Low Level Audio Signal (-Y91) |
| 0.35 D-GN | 1947 | Left Front Low Level Audio Signal (-) (+Y91) | |
| 13 | 0.35 BN/WH | 599 | Left Rear Low Level Audio Signal (+) (-Y91) |
| 0.35 PU | 5837 | Amplifier Audio Prompt Signal (+) (Y91 +U3U/UVB) | |
| 14 | 0.35 L-GN/WH | 512 | Right Front Low Level Audio Signal (+) (-Y91) |
| 0.5 D-GN | 1488 | Noise Compensation Microphone Supply Voltage (+Y91) | |
| 15 | 0.35 TN | 511 | Left Front Low Level Audio Signal (+) (-Y91) |
| 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.