It has been a few years but if I remember correctly, it seemed as if he was afraid to say what he believed. He kind of just gave all of the different doctrines and then moved on without endorsing one.
Erickson is an evangelical Baptist of a premillennial (post-trib) stripe (= historic premill). He considers himself moderately Calvinistic but that would be disputed by most of the members of the PB. He is a staunch opponent of postmodern progressive evangelicalism.