You couldn't be more wrong
'I think if you look at one of the big reasons that I chose Mike -- and one of the reasons is party unity, I have to be honest. So many people have said party unity. Because I'm an outsider. I want to be an outsider. I think it's one of the reasons I won in landslides. I won in landslides. This wasn't close. This wasn't close...." [emphasis added]
Trump on choosing Pence to be his running mate July 15, 2016
Go back through recent history and see how many cases there were of President and VP candidates who couldn’t stand each other. I’ll give one notable example: Bill Clinton and Al Gore.