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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 16 (Cooling System - Engine & Transmission) >> Engine >> HEATER, Engine Block >> Removal >> 3.7L/4.7L Engine

3.7L/4.7L Engine

WARNING: This page is about a different car, the 2011 RAM Pickup and 2011 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Engine Block Heater - 3.7/4.7L
GC0082793Courtesy of CHRYSLER LLC
  1. Disconnect the battery negative cable.
  2. Drain the coolant. Refer to Standard Procedure .
  3. Remove the power cord from the heater by unplugging.
  4. Loosen (but do not completely remove) the screw at center of block heater.
  5. Remove the block heater (1) by carefully prying from side-to-side. Note the direction of the heating element coil (up or down). The element coil must be installed correctly to prevent damage.
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