Engine Block Heater - Installation
4.0L ENGINE
1. Clean block core hole and heater seat.
2. Insert heater assembly (1) into cylinder block (4).
3. Install mounting screw (3) and tighten to 12 Nm (105 in. lbs.).
4. Install power cord plug (2) to block heater (1).
5. Fill cooling system with coolant to the proper level Service and Repair