The simple answer is NO.
The old saying,"You can't teach an Old Dog, New Tricks" can be applied to loyal party voters.
The loyal party voter is pretty much born generation after generation, and they still exist today. They are usually born into their party preference along with their religion. Very few change as they grow up.
Voting Row A or B is not intelligent but it is what party voters have always done, and they still do it today.
To get a shift to outside the party is impossible as long as the Pavlov party member doesn't know they should change. As far as getting new candidates from the party today is also impossible. They had their best shot when the campaign opened.
I would have to also contest your phrasing of the question. Most people are political sheep, saying they mistrust is really an imprint from the media. They have been trained and prepped by the media, as opposed to having an independent thought on the subject.
It might be different, if NEWS was just the reporting of events, but today NEWS comes with opinions, and it is more editorial than it is news.
The former would substitute intelligence, while the latter is more mind control.
Like Siamese Fighting Fish loyal party members are taught to hate the other party. There is no rhyme or reason to it, but it is expected to be the case. Of course, both parties are diametrically opposed in their goals.
Birds of a feather stick together, but they called be called dumb birds.