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.
Play the whole game with tank controls. Tim demanded this achievement.
Crack a joke.
See Chepito on his way.
Hold to your commitments.
Try to beat Domino in a fair fight.
Chant with the bees.
Have Glottis sing you the rusty anchor song.
Listen to Carla's whole story.
Look at the moon.
Try to intimidate the pigeons.
Talk to Glottis about cravings.
Scare the living a few times.
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.
See Bruno 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 Aitor to take you down to the wine cellar.
Talk to Membrillo about why he's still here.
Visit with Maximino.
Try to convince Verago to help you out.
Catch up on how the pigeons are doing.
Talk to the worker bees about playing the game.
Have Olivia recite one of your poems.
Ask Lupe about her organizational system.
Sample the Marillo de Oro.
Try to get a passport from Chowchilla Charlie.
Talk to Glottis about leaving.
Spend a year in the Eighth Underworld.
Check your job qualifications with Celso.
Ask Velasco about his eye patch.
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.
Talk to Brennis about how he got to the machine.
Get the balloon twister to pop a balloon.
Use the hole punch.