BoCo is a Diesel.


Season 1 - Smokescreen, Fire Escape (does not speak) and Old Stuck Up

Season 2 - Scrambled Eggs (cameo)

Season 3 - Hullo Twins (cameo) and The Diseasel

Season 4 - Diesel's Big Idea and Winter Mischief

Season 5 - Rusty to the Rescue (cameo)

Season 6 - Oliver in Charge and Bright Spark (does not speak)

Season 8 - Edward's Exploit

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