Shop OEM General Motors Part # 84819541. Radio Amplifier. Primary, 8-speaker audio. W/o surround sound. XT5; w/o Surround Sound. XT6; w/Performance Audio; Main; w/Bose Audio

Auxiliary. Center. Labeled: 23182647. Labeled: 23402903. Labeled: 23505936. Labeled: 84062073. Labeled: 84121066. Labeled: 84221430. Labeled: 84361172. Labeled: 84361176. Labeled: 84791505. Labeled: 84791506. Labeled: 84837326. Labeled: 84837327. Labeled: 84946238. Labeled: 84983666. Labeled: 84983667. Labeled: 85533358. Labeled: 85533359. Lower. Main. Outer. Upper. W/NAVIGATION. W/O navigation. W/O surround sound.

w/o surround sound.