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.
Remove the screws from the side covers at the seat assembly.
Remove the side covers.
Fig 1: Removing Screws From Side Covers At Seat Assembly