Aug. 26, 2013, midnight 0.0
S4E1 - Rescue at Rocky Ridge
Wilson saves Koko from a collapsing mine, proving that he is the brave new hero of the rails.
Aug. 26, 2013, midnight 0.0
S4E2 - Wilson's Forest Flare
When Emery breaks down in the forest, it's Chug Patroller Wilson to the rescue.
Aug. 27, 2013, midnight 0.0
S4E3 - Stop Koko Stop
Koko learns to use how to brake at high speeds and Brewster learns that he has a good eye for track-laying.
Aug. 28, 2013, midnight 0.0
S4E4 - Runaway Koko
Brewster tells Koko and Wilson that he is making ballast with Speedy McAllister. Koko then goes to practise with Hanzo, she practises letting go of her carriages in emergencies.
Aug. 29, 2013, midnight 0.0
S4E5 - Brewster Makes Tracks
The Chuggineers demolish an old cooling tower and Brewster cannot wait to see it come down, but an urgent job means he may miss the explosion.
Aug. 30, 2013, midnight 0.0
S4E6 - Chief Wilson
Wilson's new Chug Patrol skills are put to the test, but things go awry when he forgets something important.
Sept. 13, 2013, midnight 0.0
S4E7 - Back Up Brewster
Zack becomes trapped when an old rickety bridge collapses, prompting Brewster to use all his craning skills to lift him safely out of the high tunnel.
Oct. 1, 2013, midnight 0.0
S4E8 - Track Laying Brewster
Zack, Tyne, and Fletch get stranded by some washed out tracks due to a heavy flash flood.
Oct. 2, 2013, midnight 0.0
S4E9 - Explorer Koko
Koko takes some very important visitors including the mayor on a tour.
Oct. 3, 2013, midnight 0.0
S4E10 - The Old Silver Mine Line
Brewster and Koko get stranded on the opposite side of a broken track that the Chuggineers are repairing.
Oct. 4, 2013, midnight 0.0
S4E11 - Brewster Leads The Way
Brewster must take the mining equipment to the site, but when his pulling team is taken away, he will need to find a way to help his replacements
Oct. 5, 2013, midnight 0.0
S4E12 - Park Patroller Wilson
Wilson helps out when Old Puffer Pete goes sleep-riding around Chuggington.
Oct. 6, 2013, midnight 0.0
S4E13 - High Rise Rescue
Hodge gets stuck high up in the air, but Wilson's clever thinking saves the day.
Jan. 2, 2014, midnight 0.0
S4E14 - Winter Whiteout
The chuggers make preparations for the Winter Parade through Chuggington.
Jan. 3, 2014, midnight 0.0
S4E15 - Snow Patrol
Fletch is trapped in a snowdrift in the mountains and Wilson must rescue him!
April 7, 2014, midnight 0.0
S4E16 - Fearless Wilson
When Brewster slips into the river, Wilson must act super-fast and help his friend.
April 8, 2014, midnight 0.0
S4E17 - Special Rescue Team
The Chug Patrollers rescue Eddie from the side of a bridge using a banner as a sling.
April 9, 2014, midnight 0.0
S4E18 - Deputy Chug Patrollers
When he runs out of Water, Wilson has to think on his wheels during fire training.
April 10, 2014, midnight 0.0
S4E19 - Blazin' Wilson
When he runs out of Water, Wilson has to think on his wheels during fire training.
April 11, 2014, midnight 0.0
S4E20 - On Track Brewster
Brewster has his first chuggineer test and Wilson is on Safety Patrol.
April 21, 2014, midnight 0.0
S4E21 - We Are the Chuggineers
Something goes wrong when the chuggineers are building a bridge.
April 22, 2014, midnight 0.0
S4E22 - Team Trainee
The Speed Fleet, Chug Patrol and the Chuggineers compete in the Track Dash fun race.
April 23, 2014, midnight 0.0
S4E23 - Record Breaker Koko
Koko tries to break a speed record at the Chug-a-Sonic Speedtrack.
April 17, 2014, midnight 0.0
S4E24 - Tootington Tunnel
Brewster and Cormac chase a runaway circular tunnel entrance through the countryside.
April 18, 2014, midnight 0.0
S4E25 - Iron Chuggers
The Chuggineers compete with the Steam Team for the coveted Iron Chuggers title
April 21, 2014, midnight 0.0
S4E26 - Roundup Wilson
During training, Wilson and Chug Patrol must evacuate animals from the Safari Park.
