2012 Jeep Patriot Owner Manual - Page 438

436 MAINTAINING YOUR VEHICLE • Check the coolant freeze point in the radiator and in • Do not change the thermostat for Summer or Winter the coolant recovery bottle. If engine coolant (antioperation. If replacement is ever necessary, install freeze) needs to be added, the contents of the coolant ONLY the correct type thermostat. Other designs may recovery bottle must also be protected against freezing. result in unsatisfactory engine coolant (antifreeze) performance, poor gas mileage, and increased emissions. • If frequent engine coolant (antifreeze) additions are required, or if the level in the coolant recovery bottle Brake System does not drop when the engine cools, the cooling In order to assure brake system performance, all brake system components should be inspected periodically. system should be pressure tested for leaks. Refer to the "Maintenance Schedule" for the proper • Maintain engine coolant (antifreeze) concentration at maintenance interval. 50% HOAT engine coolant (antifreeze) (minimum) and distilled water for proper corrosion protection of WARNING! your engine which contains aluminum components. Riding the brakes can lead to brake failure and • Make sure that the radiator and coolant recovery possibly a collision. Driving with your foot resting or bottle overflow hoses are not kinked or obstructed. riding on the brake pedal can result in abnormally • Keep the front of the radiator clean. If your vehicle is high brake temperatures, excessive lining wear, and equipped with air conditioning, keep the front of the possible brake damage. You would not have your full condenser clean. braking capacity in an emergency.