5w30 but it depends on the size of your engine.
Round.
behind the top rear seat
No
I use a scan tool.
16 gallons
Red 5 year HOAT type.
The same size that was in there is what will work with out major modifications.
1000 pounds.1000 pounds.
Automatic transmission fluid.
You look at it and if it is cracked and leaking grease it has failed.
It is mounted on bracket just above the brake pedal.
The blower motor is failing and will need replaced.