WARNING: This page is about a different car, the 2011 GMC Acadia, 2011 Chevrolet Traverse, and 2011 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.
Below the Center Instrument Panel Trim
Component Name
Callout
I/P Trim
1
Speaker- Subwoofer (UQA or UQS)
2
Fig 1: Identifying Components Below Center I/P Trim