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