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.
Try to convince Aitor to take you down to the wine cellar.
Have Glottis sing you the rusty anchor song.
Scare the living a few times.
Play the whole game with tank controls. Tim demanded this achievement.
Try to guess Domino's password a few times.
Try to intimidate the pigeons.
Chant with the bees.
Try to beat Domino in a fair fight.
Meet the mechanics.
Crack a joke.
Catch up on how the pigeons are doing.
Spend four years in the Eighth Underworld.
Play with the radio.
Revisit the place where you left Lola.
Look at the moon.
Hold to your commitments.
See Chepito on his way.
See Bruno on his way.
Spend three years in the Eighth Underwold.
Try to explain to Meche.
Talk to Chepito about his bartering tactics.
Get Domino to explain the racket to you.
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.
Visit with Maximino.
Have Olivia recite one of your poems.
Try to get a passport from Chowchilla Charlie.
Talk to Membrillo about why he's still here.
Talk to the worker bees about playing the game.
Listen to Carla's whole story.
Sample the Marillo de Oro.
Talk to Glottis about leaving.
Ask Lupe about her organizational system.
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.
Learn of a nefarious plot.
Receive a message from Eva.
Try to dig up some dirt on Meche.
Talk to Brennis about how he got to the machine.
Talk to Glottis about cravings.
Get the balloon twister to pop a balloon.
Use the hole punch.
Talk to Eva about how she got stuck here.