Here is the full list of all 63 Car Detailing Simulator achievements.
Car 1 minute
Fix ufo
Find turtle
Wash 50 cars
Water computer
Buy garage
Buy auto salon
Finish game
See credits
Get 15 rep
Pressure washer time
Sell lower price
Get 10 rep
Buy shed car
Repair garage
Buy all upgrades
Stairs ride
Use automatic polisher
Use small brush
Use paint meter
Wash 10 cars
Use sponge
Buy all toolkits
Get 5 rep
Long session
Fix trash
Use trash can
Find unique
Buy window toolkit
Return dirty
Fix seat
Use sand paper
Use soft brush
Use wide brush
Buy interior toolkit
Buy wheel toolkit
Buy garage upgrade
Buy seat toolkit
Get 2 rep
Fix scratches
Use hand polisher
Use flashlight
Buy finish toolkit
Open memory
Wash 1 car
Take photo
Buy body toolkit
Buy one toolkit
Use seat spray
Finish tutorial
Use vacuum
Use window spray
Use rag
Use pressure washer
Buy lights toolkit
Fix body
Fix windows
Fix wheels
Wash 100 cars
Wash 500 cars
Make money
Overtime