You can’t have Obamacare style guarantees and have a free market in insurance/healthcare.
There are other ways to address the pre-existing conditions issue, but yes, the GOP needs to have its story right on it.
Nobody on the Republican side has talked about a free market in healthcare, not even the President. It's all been replacing Obamacare with another government program. The last proposal failed, Trump hasn't released his new replacement plan, and the GOP is attacking almost the only universally liked feature.
There are other ways to address the pre-existing conditions issue, but yes, the GOP needs to have its story right on it.
Which, I think we can agree, they don't.