Installation Procedure

NOTE: Refer to FASTENER NOTICE in CAUTIONS & NOTICES article.

Install the nuts that retain the rear bumper extension to the rear quarter panel.
Tighten

Tighten the rear bumper extension to the rear quarter panel nuts to 10 N.m (7 lb ft).

Fig 1: Locating Rear Bumper Extension
Courtesy of GENERAL MOTORS CORP.
Install the screws securing the rear bumper extension to the wheelhouse panel.
The screws should be installed from the top to the bottom.

Tighten

Tighten the rear bumper extension to the wheelhouse screws to 1.9 N.m (17 lb in).
Install the bolt that retains the brace to the rear bumper extension.
Tighten

Tighten the brace to the rear bumper extension bolt to 10 N.m (7 lb ft).