The 2001 Mercury Cougar does not contain Freon. Freon was banned in 1996. I suggest you take this vehicle to someone who has the knowledge, tools, and skill, to repair the A/C system.
No.
yes
On a 2001 Mercury Cougar : The radiator is located in the engine compartment , at the front of the vehicle
The Spark plug location on the 2001 2.5 liter dohc is under the valve cover.
The Schrader valve on a 2001 Mercury Cougar is typically located on the fuel rail, which is situated on the engine near the fuel injectors. It resembles a tire valve and is used for checking fuel pressure or releasing fuel pressure before servicing the fuel system. Additionally, it may be found on the air conditioning system for checking refrigerant pressure.
According to the 2001 Mercury Cougar Owner Guide : ( the fuel tank holds 15.4 US. gallons )
How do i find the instructions for changing out the fan switch assembly in a 2001 Mercury Cougar?
On a 2001 Mercury Cougar : Fuse ( # 34 ) is a ( 7.5 amp brown color fuse for the power mirrors , clock , and interior lamps )
On a 2001 Mercury Cougar : Turn your low beam headlights on and then pull the headlight control towards you ( push in to turn foglights off )
The brake and clutch fluid systems are supplied by the brake fluid reservoir ( according to the 2001 Mercury Cougar Owner Guide )
5w 30
if the engine is a 4.6 then you can find it on the left side (looking from front) on the valve cover, it is a little pipe sticking out of it and has rubbertiny tubes going from it