replace seal on 1995 Buick LeSabre

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
replace crankshaft front cover seal estimate.
(2) Answers
Do need an estimate to replace the seal or do you need to know how to replace the seal. To replace the seal check the service information from Autozone -
I did the seal myself for under $20. And I am a girl with little car experience.