The current poll at The All Spark is "I want the next stereotype character accent in Cybertron to be...".
Yes. The powers that be have found it necessary in Transformers Cybertron to use a lot of fake accents for characters. Jetfire is Australian, Red Alert is pseudo-Brit, and Thundercracker is white trash Tennessee.
It really is better to watch the Japanese version (Galaxy Force)even though one can't speak Japanese.

I voted for Jamaican. And I would like to direct Voicebox to the following page to get started on their dialogue:
this site
I vote they give Evac and whatever Autobolt's gonna be Canadian accents and make them sound like Bob and Doug Mackenzie.