Grand Cherokee 2WD V8-4.7L VIN J (2004)
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AZC module or A/C - heater control module
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Body control module
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
Blower Motor Always Runs At One Speed Only (AZC)
