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Jeep
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2004
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Grand Cherokee 4WD V8-4.7L VIN J
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Repair and Diagnosis
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Body and Frame
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Body Control Systems
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Body Control Module
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Testing and Inspection
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Symptom Related Diagnostic Procedures
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Heating & A/C System
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A/C Switch Signal Not Operating Properly (MTC & AZC)
A/C Switch Signal Not Operating Properly (MTC & AZC)
Test 1:
SYMPTOM
A/C SWITCH SIGNAL NOT OPERATING PROPERLY (MTC & AZC)
POSSIBLE CAUSES
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A/C operates with A/C select switch off
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A/C inoperable with no DTCs present
