Installation Procedure

WARNING: This page is about a different car, the 2003 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.

Install the rear speaker to the rear electrical carrier.
NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
Reinstall the nuts securing the speaker to the electrical carrier (1)
Tighten

Tighten the fasteners to 9 N.m (80 lb in).
Connect the electrical connector.
Install the rear shelf trim panel. Refer to TRIM PANEL REPLACEMENT -- REAR WINDOW SHELF in Interior Trim.

Fig 1: Installing Rear Speaker
Courtesy of GENERAL MOTORS CORP.