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