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.

Connect the electrical connectors.
Install the amplifier to the studs on the wheel house.
NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
Install the nuts securing the amplifier the vehicle.
Tighten

Tighten the nuts to 9 N.m (80 lb in).
Reinstall the rear compartment trim. Refer to BODY REAR END in Body Rear End.

Fig 1: Installing Amplifier
Courtesy of GENERAL MOTORS CORP.