2012 Jeep Grand Cherokee Owner Manual - Page 74

72 THINGS TO KNOW BEFORE STARTING YOUR VEHICLE WARNING! (Continued) • Do not use accessory seat covers or place objects between you and the side air bags; the performance could be adversely affected and/or objects could be pushed into you, causing serious injury. • Your vehicle is equipped with SABIC air bags, do not have any accessory items installed which will alter the roof, including adding a sunroof to your vehicle. Do not add roof racks that require permanent attachments (bolts or screws) for installation on the vehicle roof. Do not drill into the roof of the vehicle for any reason. Along with seat belts and pretensioners, Advanced Front Air Bags work with the knee bolsters to provide improved protection for the driver and front passenger. Side air bags also work with seat belts to improve occupant protection. Air Bag Deployment Sensors And Controls Occupant Restraint Controller (ORC) The ORC is part of a Federally regulated safety system required for this vehicle. The ORC determines if deployment of the front and/or side air bags in a frontal or side collision is required. Based on the impact sensor's signals, a central electronic ORC deploys the Advanced Front Air Bags, SABIC air Knee Impact Bolsters The Knee Impact Bolsters help protect the knees of the bags, SAB air bags, and front seat belt pretensioners, as driver and the front passenger, and position front occu- required, depending on several factors, including the pants for the best interaction with the Advanced Front severity and type of impact. Air Bags.