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