Four-Wheel Drive (4WD) Control Module
- The four wheel drive (4WD) control module is integral to the powertrain control module (PCM) and is not serviced separately. For additional information, refer to INTAKE AIR, FUEL CHARGING, STARTING AND ENGINE ELECTRONICS - 4.0L SOHC or INTAKE AIR, FUEL CHARGING, STARTING AND ENGINE ELECTRONICS -4.6L (2V) .