If I do this myself, how much coolant (and mess) can I expect to come gushing out of there? I'd like to make this as quick and painless as possible.
'98 Mystique Zetec w/ auto trans
103,900 miles
Kenwood KDC-MPV7017 CD/MP3 HU
Kenwood KFC-6889ie 6x8" 3-way speakers
'96 Mystique Zetec ATX
108,000 miles