Installation Procedure

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Install the shield to the vehicle. 15 Series is shown, 25 Series is similar.
NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
Install the shield to frame bolts.
Tighten

Tighten the bolts to 20 N.m (15 lb ft).

Fig 1: Installing Shield To Frame Bolts
Courtesy of GENERAL MOTORS CORP.