Operation CHARM
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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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Relays and Modules
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Relays and Modules - Powertrain Management
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Relays and Modules - Computers and 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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Overhead Console
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Average Fuel Economy Inaccurate or Wrong
Average Fuel Economy Inaccurate or Wrong
Test 1:
SYMPTOM
AVERAGE FUEL ECONOMY INACCURATE OR WRONG
POSSIBLE CAUSES
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Body control module
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Electronic vehicle information center
