A load of lumber spills across the 401 in the heart of Toronto, John Allen heads into the first storm of the season; after an injury on the job, Gary must lean on Collin for a heavy yet delicate recovery; Sonny makes a major change in his life.

The OPP must manage a chaotic scene after a thirty-vehicle pileup shuts down the 401; Mitch sets a tight deadline in his first job as leader of the heavy crew; a semi smashes into a culvert, the Ross's try out their newest operator.

Sonny and his new boss face their first heavy test, fighting a semi frozen hard into the mud; a double collision brings border traffic to a halt in Sarnia, forcing Gary and crew to wrangle a difficult load of cargo.

A rolled-over load of scrap metal defies gravity and Kevin's patience; the Cornwall crew rides to the rescue of a fire truck; County Towing struggles to get a grip on an icy highway.

The OPP responds to a tragedy that rocks the towing community; when Sonny gets caught on a dangerous stretch of road, he must turn to an unexpected source for help; a truckload of confetti shreds Mitch's nerves.

A compromised trailer breaks apart in Chatham; John Allen maneuvers a truckload of water.