Rear A/C-Heater Control, Rear Blower Inop In One or More Speeds

Tests 1 - 3:

SYMPTOM
REAR A/C-HEATER CONTROL, REAR BLOWER CONTROL INOP IN ONE OR MORE SPEEDS

POSSIBLE CAUSES
- Rear blower speed circuit(s) open
- Rear A/C-Heater control
- Rear blower control feed circuit open
- A/C-Heater control module