When does Go, Diego, Go! return?

Go, Diego, Go! is an American animated children's television series that aired on Nickelodeon from September 6, 2005 to September 16, 2011. The series is a spin-off of the animated television series Dora the Explorer and follows Diego, an 8-year-old Latino boy who is bilingual, as he speaks both English and Spanish, and rescues and cares for animals. Supporting characters include Diego's sisters Alicia and Daisy, his companion Baby Jaguar, Click, and Rescue Pack, a messenger bag that can transform into any object.
The series follows Diego, who helps animals in danger. His cousin is Dora from Dora the Explorer, who also appears in the series. The show teaches Spanish, but it is not its primary purpose.