Roethlishberger's offense controlled the ball for 36 1/2 minutes, sealing the victory with a 10-minute, 14-play drive in fourth quarter capped by a 2-yard Isaac Redman TD run.
The Steelers signal-caller threw for 275 yards, completing 24-of-31 passes.
The Jets (1-1) got just 138 passing yards from Mark Sanchez, who finished 10-of-27.
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