Want this question answered?
There are a few reasons why your car might smell like fish. Fish could have been at one point stored in the car.
my car smells like i have a petrol leak when i turn it on but have no leak underneath the car
Cats spraying your car with urine.
Leaking heater core
If a car begins to smell like rotten eggs and then starts acting like it has bad gas, it may have been filled with the wrong type of fuel. This smell is common when diesel fuel is burned.
It probably has a leak, possibly from the heater core.
look for a leaky fuel line
Car exhaust can smell like rotten eggs when the fuel has a lot of sulphur in it.
A car may smell like sweat due to gym clothes, or other workout clothes, being left in the car.
Your car will not neccessarily smell like Antifreeze if your water pump is going, in my personal experience it sounds like your HEATER CORE is shot. That is what usually makes that smell, unless you spilled some on the engine. Also, if the water pump was going the car would run hot and/or overheat.
One or more cylinders are firing badly or not at all. It needs a major tune-up.
It makes your car smell somewhat new, but be careful as too much will make it smell like a cab, unless of course you want to go for the cab smell.