How do you replace the alternator on 1995 GMC Safari?

how do you get the alternator out of a 1995 safari van.I took off the front bolts but still not coming out must i take off the "doghouse"to get access how do you get the alternator out of a 1995 safari van.I took off the front bolts but still not coming out must i take off the "doghouse"to get access