Blend Door Actuator Motor Assembly, Heating system

Can I replace the Blend Door Actuator Motor Assembly on my 94 Sable without removing the heater core and/or the Instrument Panel Assembly?
Thank you
Add pictures here
<% if( /^image/.test(type) ){ %>
<% } %>
Add image file
Upload is a website by car enthusiasts for car enthusiasts. It is not affiliated with any of the car or spare part manufacturers or car dealers discussed here. All logos and trade names are the property of their respective owners.