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Home >> Dodge and Ram >> 2003 >> Durango Base, 5.9 Z, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 76 (Body Diagnostic Procedures) >> Diagnostic Information And Procedures >> Heating & A/C - Symptoms >> Symptom: *HVAC SYSTEM TEST >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2003 Dodge Dakota. However, it is still accessible from the selected car via links, so may be relevant.

ATTEMPT TO COMMUNICATE WITH THE PCM AND THE CTM

CHECK FOR HVAC RELATED DTCS IN THE PCM

CHECK FOR CTM DTCS

CHECK FOR ACTIVE HVAC DTCS AND SYSTEM TEST FAULT MESSAGES

CHECK FOR HVAC RELATED DTCS IN THE PCM

MANUAL A/C SYSTEM TEST

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