WARNING: This page is about a different car, the 2003 GMC Sonoma, 2003 GMC Jimmy, 2003 Chevrolet S10 Pickup, and 2003 Chevrolet Blazer. However, it is still accessible from the selected car via links, so may be relevant.
Install the compressor relay (1) to the underhood fuse block (2).
Install the protective hood to the underhood fuse block.
Test the circuit operation.
Fig 1: Installing Compressor Relay To Underhood Fuse Block