2015 Jeep Grand Cherokee Owner Manual SRT - Page 559

MAINTAINING YOUR VEHICLE 557 In unusual situations involving grossly malfunctioning Cooling System engine operation, a scorching odor may suggest severe and abnormal catalyst overheating. If this occurs, stop WARNING! the vehicle, turn off the engine and allow it to cool. Service, including a tune-up to manufacturer's specifica- • When working near the radiator cooling fan, disconnect the fan motor lead or turn the ignition tions, should be obtained immediately. switch to the OFF position. The fan is temperature To minimize the possibility of catalytic converter damage: controlled and can start at any time the ignition switch is in the ON position. • Do not shut off the engine or interrupt the ignition, • You or others can be badly burned by hot engine when the transmission is in gear and the vehicle is in coolant (antifreeze) or steam from your radiator. If motion. you see or hear steam coming from under the hood, • Do not try to start the engine by pushing or towing the do not open the hood until the radiator has had vehicle. time to cool. Never try to open a cooling system • Do not idle the engine with any spark plug wires pressure cap when the radiator is hot. disconnected or removed, such as when diagnostic testing, or for prolonged periods during very rough idle or malfunctioning operating conditions. 7