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FCM-LEFT TRAILER RELAY OUTPUT CIRCUIT OPEN (CONTINUED) 3. FRONT CONTROL MODULE Turn the ignition off Measure the voltage of the Fused B+ circuit of the Trailer Tow Relay in Is the voltage above 10 volts? Yes >> Replace the Front Control Module. Perform BODY VERIFICATION TEST - VER 1. No >> Repair the Trailer Lamp Relay Output Circuit. Perform BODY VERIFICATION TEST - VER 1. 8L - 54 LAMPS/LIGHTING - EXTERIOR - ELECTRICAL DIAGNOSTICS DR/DH |