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System Tests: Notes

NOTE: Do not replace Body Control Module (BCM) unless a DTC remains current after all DTC repairs have been performed. Do not replace BCM if only history DTCs are set.
NOTE: To identify and locate components see COMPONENT LOCATIONS  . For wiring and connector terminal identification see WIRING DIAGRAMS  .
SYMPTOM INDEX

Symptom Perform System Test
Power Mode Mismatch A 
Retained Accessory Power Inoperative B 
Retained Accessory Power On After Time-Out C 
Scan Tool Does Not Communicate With Class 2 Device D 
Scan Tool Does Not Power Up E 
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