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Engine Block Heater: Removal: 4.0L

WARNING: DO NOT REMOVE THE CYLINDER BLOCK DRAIN PLUGS OR LOOSEN THE RADIATOR DRAINCOCK WITH THE SYSTEM HOT AND PRESSURIZED. SERIOUS BURNS FROM THE COOLANT CAN OCCUR.

DO NOT WASTE reusable coolant. If solution is clean, drain coolant into a clean container for reuse.

  1. Drain coolant. (Refer to COOLING - STANDARD PROCEDURE) .
  2. Unplug power cord from block heater.
  3. Loosen screw in center of block heater. See Fig 1.
  4. Remove block heater from cylinder block.
Fig 1: Block Heater and Cord - 4.0L Engine
GC0030404Courtesy of DAIMLERCHRYSLER CORP.
1 - POWER CORD
2 - BLOCK HEATER
3 - TIE-STRAPS