Mayhem hits the highways of Chicago, as the O’Hare team battles through a rainy night to complete their toughest recovery of the year.

Bill and Marci pay their respects as the operators who have sacrificed their lives are commemorated in a moving ceremony.

O’Hare Towing’s Bill Gratzianna and his team of drivers use their expertise and elbow grease to keep Chicago highways clear.

The O’Hare team prepares for the annual Illinois Tow Show, where drivers compete for the title of best wrecker in the state.

A trailer is wedged in tight under a railroad bridge; Jamison discusses the tragic deaths of his parents.

Joey frees a stranded semi, then heads back the shop to help Bill teach a course on running a heavy-duty wrecker. School’s in, until the Gratzianna brothers hit a snag. Later, O’Hare operators hit the road in a rainstorm to winch out a car from a nasty accident.

Bill cuts his arm on broken glass and heads right back into the field to tackle an overturned glass truck. Tryke returns to the stretch of road that almost killed him.

A truck slams into the roof of a viaduct and nearly tips over, Tryke rescues a forklift, a tractor trailer gets bent out of shape, and Bill can’t handle it when Marci leaves town.

O’Hare Towing’s Bill Gratzianna and his team of drivers use their expertise and elbow grease to keep Chicago highways clear.

O’Hare Towing’s Bill Gratzianna and his team of drivers use their expertise and elbow grease to keep Chicago highways clear.

A tractor trailer takes a hard turn and falls to pieces, a truck gets stuck in the mud, Bill lets off some steam by crushing cars, and a pair of semis are bogged down in the dark.

A garbage truck flips over on an exit ramp, an operator deals with three accidents in one hour, a pickup truck crashes on train tracks, and driver Julio tries to redeem himself after wrecking his service truck.

O’Hare Towing’s Bill Gratzianna and his team of drivers use their expertise and elbow grease to keep Chicago highways clear.

O’Hare Towing’s Bill Gratzianna and his team of drivers use their expertise and elbow grease to keep Chicago highways clear.

A blizzard pushes the O’Hare guys over the edge as the recoveries get even riskier. Jameson is challenged by a car that crashes over an interstate guardrail, Dwight is ready to quit after a non-stop slew of wrecks, and the team works into the night on an out-of-control minivan as passing cars put their lives in peril.

The temperature in Chicago may be below freezing, but the wrecks – and Bill’s temper – are heating up! A flatbed carrying tons of cargo ices over, a tractor trailer burns to a char and a semi flies off the road. The new female safety manager Angela butts heads with the O’Hare guys after their dangerous encounters.

A driver wraps a car around a pole, a semi full of paper gets stuck in the mud on some railroad tracks, an overloaded dump truck takes a spill, and Bill’s daughters show him who’s boss.

Joey and Tony must rescue a massive crane from a ravine, a three-car smash-up leaves Jorge and Jeff with their hands full and the crew has to clean up a 30,000 pound truck spill in the middle of the night before morning rush hour. But when the guys mess up and break one of O’Hare’s best wreckers, an angry Bill lets them have it!

O’Hare Towing’s Bill Gratzianna and his team of drivers use their expertise and elbow grease to keep Chicago highways clear. In the series premiere, a 25-ton garbage truck is taken out by a pothole, an SUV crashes into a tractor trailer, a massive excavator gets dumped into the street, and a drunk driver hurtles into a ditch.

A tandem trailer bottoms out trying to avoid a crash, a tractor trailer wedges itself into a tunnel, a semi carrying 42 tons of cargo teeters on a mound of ice, and O’Hare’s owners butt heads about the cost of new construction.