Your ac/heater blower motor may be going out, located below the glove box compartment.
what its the paint code for 2002 mercury sable
If "heater coil" is just another term for "Heater core", then yes, most all cars have them.See "Related Questions" below for tons of information about Taurus / Sable heater cores.
On a 2002 Mercury Sable the radiator is at the front of the engine compartment
My auto lamp light sensor is not working on my Mercury Sable 2002. Why?
maybe your blower motor relay is stuck or burned together ???
For a 2002 Mercury Sable : ( 68.1 litres / 18.0 U.S. gallons )
On a 2002 Mercury Sable : Each wheel has ( 5 ) lugnuts / total of 20
According to the 2002 Mercury Sable Owner Guide : ( 18.0 U.S. gallons )
2002
For a 2002 Mercury Sable : " regular " unleaded gasoline , 87 octane For the 3.0 liter " Vulcan " and " Duratec " V6 engines
On a 2002 Mercury Sable : The thread on cap on your engine coolant reservoir is the 16 PSI pressure cap / radiator cap
According to the 2002 Mercury Sable Owner Guide : For all trim levels ( 18.0 U.S. gallons )