Here is the full list of all 66 Gas Station Simulator trophies - there are 64 bronze, 1 gold and 1 platinum.
Unlock all trophies
Reached Popularity Level 10
Reached Popularity Level 9
Reached Popularity Level 8
Beat the Desert RC Course with a time of under 1:02:00
Paid off Uncle's first loan on time.
Completed RC Race on the Mining Shaft Track
Employee reached level 10 in all skills
Reached Popularity Level 7
Bought / Found 25 decorations.
Managed to get really high into the air.
A flying car. Who would have thought? Not us.
Hit trash can with a score of over 50!
Hit trash can with a score of over 25!
Upgraded the Warehouse to Level 5
Bought the fifth caravan.
Completed the Campaign
Upgraded the Workshop to Level 5
Bought the third caravan.
Upgraded the Workshop to Level 4
Upgraded the Warehouse to Level 4
Employee reached level 10 in one skill
Upgraded the Station to Level 5
Reached Popularity Level 6
Broke into 20 car trunks.
Broke into 10 car trunks.
You've been visited.
Upgraded the Warehouse to Level 3
Upgraded the Workshop to Level 3
Upgraded the Station to Level 4
Upgraded the Workshop to Level 2
Reached Popularity Level 5
Employee reached level 5 in one skill
Fixed 25 cars.
Bought first caravan.
Had party bus arrive to the station!
Upgraded the Warehouse to Level 2
Reached Popularity Level 4
Upgraded the Station to Level 3
Fueled 50 cars.
Served 50 customers in the shop.
Fixed 10 cars.
Fuel a car within 0.01L of the requested fuel.
Cleaned up 100 Trash Items
Reached Popularity Level 3
Got a total of 50 tips during minigames.
Fixed a car.
Unlocked the Workshop
Reached Popularity Level 2
Cleaned up 100 Floor Stains
Unlocked the Warehouse
You let it run away from you didn't you?
Upgraded the Station to Level 2
Meet the Uncle
Cleaned up 50 Trash Items
Got a total of 10 tips during minigames.
Painted 25 Objects
Fueled 10 cars.
Painted 10 Objects.
Scared off Dennis.
Ordered a Garbage Truck to collect your trash.
Cleaned up 25 Floor Stains.
Fuel a car within 0.1L of the requested fuel.
Complete a race in the RC Car.
Fuel a car within 0.2L of the requested fuel.
Ordered fuel to be delivered to the Gas Station.