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 MANUALSBUICK2013REGAL TURBO PREMIUM, STANDARD TRANSREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 55 (CELLULAR SYSTEM, ENTERTAINMENT SYSTEM, AND NAVIGATION SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESAUXILIARY AUDIO INPUT MALFUNCTIONCIRCUIT/SYSTEM TESTINGUSB PORT WITHOUT KTA
2013 Buick Regal Turbo Premium, Standard Trans
USB Port without KTA
2013 Buick Regal Turbo Premium, Standard TransSECTION USB Port without KTA
WARNING: This page is about a different car, the 2011 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
- Ignition OFF, disconnect the X301 I/P to floor console harness connector.
- Ignition ON, radio ON, connect a device to the USB connection of the I/P side of the X301 harness connector. Verify the infotainment system to switches USB as the audio source.
- If the infotainment system does not switch to USB as the audio source, ensure the USB cable is properly connected at the radio. If the cable connection checks OK, replace the I/P USB cable assembly and reconnect the USB device. If the infotainment system still does not switch to USB as the audio source, replace the A11 radio.
- Ignition OFF, reconnect the X301 I/P to floor console harness connector.
- Ignition ON, radio ON, connect a device to the console USB port. Verify the infotainment system to switches USB as the audio source.
- If the infotainment system does not switch to USB as the audio source, ensure the USB cable is properly connected at the X92 USB receptacle. If the cable connection checks OK, replace the X92 USB receptacle and reconnect the USB device. If the infotainment system still does not switch to USB as the audio source, replace the console USB cable assembly.
NOTE:
A USB Type A female to female adaptor (gender changer) may be required for the following test.
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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.