Possible Causes
WARNING: This page is about a different car, the 2005 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.
INTERMITTENT CONDITION
HEADLAMP SWITCH SHORTED
HEADLAMP SWITCH MUX CIRCUIT SHORT TO RETURN CIRCUIT
HEADLAMP SWITCH MUX CIRCUIT SHORT TO GROUND
HEADLAMP SWITCH RETURN CIRCUIT SHORT TO GROUND
BODY CONTROL MODULE