Mitchell Trubisky shredded Detroit for 355 yards and three touchdowns as the Bears beat the Lions 34-22 at Soldier Field.
Allen Robinson caught six balls for 133 yards and two touchdowns as Chicago won its third straight.
Anthony Miller also eclipsed 100 yards receiving with a score for the Bears, who lead the NFC North at 6-and-3.
Matthew Stafford threw for 274 yards, two touchdowns and two interceptions for Detroit, which dropped its third in-a-row.
Kerryon Johnson ran for 51 yards and a TD for the Lions, who fell to 3-and-6.
The Lions are back home to host the Panthers in NFL play this Sunday.