I can't get the sticker off of my grill brush. What do I do? We recommend wiping the adhesive residue with 91% isopropyl alcohol (rubbing alcohol). Related articles I heard it's not safe to use a grill brush with wire bristles. How do I clean my cover? Will the stainless steel grill brush damage my grates? How do I use my chimney starter? Do you need the Gourmet BBQ system cooking grates to use the inserts?