Don Estes wrote a followup to the book  Willy – The Little Jeep Who Wanted to Be a Fire Truck called WILLY AND FRIENDS Traveling through the Seasons: The continuing story of Willy the little fire jeep.  Both were illustrated by Eric Glass.

According to the Amazon description, “Join Willy the little fire jeep as he travels through four seasons of memorable adventures. Ride along with Willy and his old pal Blue, joined by their new friend Rebecca, as they journey through some unexpected sorrows and joys together.”

View all the information on Amazon