Under a small flap in the cargo compartment is a screw you turn to lower it. You use tire wrench to turn it.
How do you change the thermostat in 1999 Mercury Villager
Yes.
remove the battery terminals for a minimum of 10 minutes.
According to the 1999 Mercury Villager Owner Guide : ( 20.0 US. gallons )
In the engine.
No, no room.
134-A
On the blower housing. Remove the glove box to gain access.
In the fuel tank.
ABS was an option. Not all have it.
4.5 quart
There are two.