GMC Workshop Service and Repair Manuals > Yukon XL 2500 2WD V8-8.1L VIN G (2004) > Accessories and Optional Equipment | Radio, Stereo, and Compact Disc | Amplifier, Sound System | Component Information | Service and Repair | Amplifier Replacement

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18. If the amplifier has been replaced, perform the audio amplifier set up procedure for the BOSE(TM) amplifier with UQ7 and Y91. Refer to Audio

Amplifier Setup.

GMC Workshop Service and Repair Manuals