1998 GMC Suburban Owner's Manual - Page 301

Hood Release To open the hood, first pull the handle inside the vehicle. Then go to the front of the vehicleand pull up on the secondary hood release, located just to the passenger's side of the center of the grill. Lift the hood. If your vehicle has air conditioning, it may have an auxiliary engine fanin addition to the belt-driven fan. Before closing the hood, be sure all filler caps are on properly. Pull downthe hood and close it firmly. 6-9