I changed the steeing column and there is power and key turns but engine wont on 2007 Chevrolet Cobalt

key turns engine will not turn over we jumped across starter and engine turns over

Asked by for the 2007 Chevrolet Cobalt
did you plug in the main wire hareness?
well yes I did while installin my new steering column uless you know of another place besidesa the steering coluimn hope to hear soon thnk u