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