Meteor is new to Crushington Park School and is nervous about being in his new school. This is the series premiere.
Meteor finds the courage to admit to his friends that he misses his mother when she leaves on a space mission for Mars.
Meteor manages to help Junkboy get over his fear of water (and soap!) by taking the filthy little garbage truck for a fun-filled trip to Gunkbusters.
Meteor and Jose receive a `time out' for crashing into a very special starting light that was once used at all the big races. While the boys think they're being reprimanded for damaging the light, they soon realize it was for their lack of teamwork.
Sinker cannot go to Little Tow's sleepover because he wants to rest up for a rally. But everyone else doesn't listen to Big Wheelie's orders, telling everyone to rest up before the rally. The following day after the sleepover, everyone gets tired. The trucks learn that resting up before a race is very important.
Too caught up in his own skills as a racer, Jose fails to listen to Pony, his partner during a race, and as a result ends up belly up in a gunk pond instead at the finish line.
Little Tow believes he is moving again, but it turns out that it's the trees in their garden that needs moving.
Zooey gets scared of things, but Bigfoot teaches her that there is nothing to be afraid of.
Bigfoot asks Little Tow to take care of his trophy. But it goes missing and the trucks must find it. Little Tow learns that responsibility is very important.
Zooey and Little Tow accidentally break a new automatic gate and the bolt flies out. Bigfoot teaches some of his tricks to Little Tow.
José believes he never lost a race. The trucks reminisce about the times they won their races.
Little Tow and Meteor reminisce about the times they got into trouble and the lessons they've learned from their experiences.
Little Tow is partnered up with his mother at the annual Truckathon. He believes they will not win until Señora shows cool tricks to win. This is the series finale.