Rear Wiper Not Working at All

SYMPTOM
* REAR WIPER NOT WORKING AT ALL

POSSIBLE CAUSES
- Open rear wiper motor control circuit
- Open rear wiper switch MUX circuit
- Open ground circuit/rear wiper motor
- Open fused ignition switch output circuit/fuse # 6
- Open fused ignition switch output circuit/fuse # 8
- Shorted fused ignition switch output circuit/fuse # 6
- Defective rear wiper motor/motor control
- Defective HVAC Control Module/default
- Defective HVAC Control Module/rear wiper switch MUX
- Defective BCM/rear wiper switch MUX
- Defective BCM/rear wiper motor
- Defective HVAC Control Module/21-Way connector