Here is the full list of all 47 Grim Fandango Remastered achievements. It takes around 8-10 hours to unlock all of the achievements on Windows.
Talk to Glottis about cravings.
Spend four years in the Eighth Underworld.
Meet the mechanics.
See Bruno on his way.
See Chepito on his way.
Spend three years in the Eighth Underwold.
Talk to Chepito about his bartering tactics.
Get Domino to explain the racket to you.
Try to explain to Meche.
Make the angelitos cry.
Talk to Chepito about how long he's been down here.
Spend two years in the Eighth Underworld.
Try to convince Verago to help you out.
Sample the Marillo de Oro.
Talk to the worker bees about playing the game.
Talk to Membrillo about why he's still here.
Ask Lupe about her organizational system.
Talk to Glottis about leaving.
Spend a year in the Eighth Underworld.
Ask Velasco about his eye patch.
Check your job qualifications with Celso.
Ask Glottis about the tree farm.
Try to guess Domino's password a few times.
Receive a message from Eva.
Learn of a nefarious plot.
Try to dig up some dirt on Meche.
Get the balloon twister to pop a balloon.
Talk to Brennis about how he got to the machine.
Talk to Eva about how she got stuck here.
Use the hole punch.
Play the whole game with tank controls. Tim demanded this achievement.
Try to intimidate the pigeons.
Look at the moon.
Have Olivia recite one of your poems.
Listen to Carla's whole story.
Visit with Maximino.
Try to convince Aitor to take you down to the wine cellar.
Have Glottis sing you the rusty anchor song.
Chant with the bees.
Try to beat Domino in a fair fight.
Hold to your commitments.
Revisit the place where you left Lola.
Crack a joke.
Play with the radio.
Scare the living a few times.
Catch up on how the pigeons are doing.
Try to get a passport from Chowchilla Charlie.