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HOMESERVICE MANUALSCHEVROLET2000MALIBU V6-3.1L VIN JREPAIR AND DIAGNOSISBODY AND FRAMEBODY CONTROL SYSTEMSBODY CONTROL MODULEDESCRIPTION AND OPERATIONENGINE COOLING FAN CONTROL
2000 Chevrolet Malibu V6-3.1L VIN J

Engine Cooling Fan Control

2000 Chevrolet Malibu V6-3.1L VIN JSECTION Engine Cooling Fan Control
The engine cooling fan control is partitioned between the PCM and the BCM via class 2. The main algorithm control resides in the BCM. The BCM sends a fan speed command to the PCM. The PCM processes this command along with its own fan request. The PCM determines what the actual fan speed should be.
RENDER: 1.0x

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Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.