Malibu V6-191 3.1L VIN M SFI (1997)
Engine Block Heater: Description and Operation
The optional engine coolant heater is used to preheat engine coolant for cold weather starting. The heating element is installed into the water jacket of
the engine block for the 3.1L, or in the coolant pump housing for the 2.4L.
The unit has a detachable electrical cord. If the heater fails to operate, check cord, connections, and power supply before replacing the heating element.
