625 ILCS 5/11-907.5: Approaching disabled vehicles.

(a) Upon approaching a disabled vehicle with lighted hazard lights on a highway having at least 4 lanes, of which at least 2 are proceeding in the same direction, a driver of a vehicle shall:

(1) proceeding with due caution, yield the right-of-way by making a lane change into a lane not adjacent to that of the disabled vehicle, if possible with due regard to safety and traffic conditions; or

(2) if changing lanes would be impossible or unsafe proceeding with due caution, reduce the speed of the vehicle, maintaining a safe speed for road conditions and leaving a safe distance until safely past the stationary vehicles.

(b) A person who violates subsection (a) of this Section commits a petty offense.