Download 1. Make sure you have the anti-theft code for the audio unit and navigation system (if equipped), then write down the radio station presets. 2. Disconnect the negative cable from the battery. 3. Allow the engine and all cooling system components to cool down. 4. Place a clean drain pan under the radiator drain plug, then remove the drain plug from the bottom of the radiator to drain the coolant. Remove the radiator cap to increase the flow. Radiator coolant will damage paint. Quickly rinse any spilled coolant from painted surfaces. 5. With the vehicle on a lift, remove the engine splash guard (one screw and three clips). 6. Using a 19 mm socket, remove the drain bolt and washer from the engine block. Coolant remaining in the engine jackets will flow out the hole when the plug is removed. Retain the plug; it will be used if the engine block heater is removed. NOTE: Use a new washer if the drain bolt is reinstalled. 7. Install the engine block heater with aluminum washer into the engine block using a 24 mm socket with a 100 mm (4 in.) extension. Torque the engine block heater to 60 N·m (44 lbf-ft). Using an extension longer than 100 mm (4 in.) will give you an incorrect torque reading. 8. Measure and mark the heater harness at the point shown. Install a wire tie with clip to the heater harness at each of the measurements shown. 9. Plug the heater harness connector into the engine block heater. Temporarily place the entire heater harness on top of the engine. 10. Lower the vehicle. 11. Remove the grille cover (eight clips).