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Home >> Dodge and Ram >> 2003 >> Durango Base, 5.9 Z, RWD >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Body Diagnostics >> Diagnostic Information & Procedures >> Communication >> Symptom: *No Response From HVAC >> Possible Causes

Possible Causes

  1. ATTEMPT TO COMMUNICATE WITH THE CTM
  2. REPLACE FUSE #25
  3. A/C HEATER CONTROL SHORTED TO GROUND
  4. FUSED IGNITION SWITCH OUTPUT CIRCUIT SHORTED TO GROUND
  5. JUNCTION BLOCK SHORTED TO GROUND
  6. GROUND CIRCUIT(S) OPEN
  7. FUSED IGNITION SWITCH OUTPUT CIRCUIT OPEN
  8. OPEN PCI BUS CIRCUIT
  9. A/C HEATER CONTROL
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