Answer
This is well detailed and illustrated in the Owners Manual - See "Related Questions" below for convenient links to download an electronic version and other brakes information.
According to the 1999 Mercury Sable Owner Guide : ( Motorcraft MERCON-V automatic transmission fluid ) ( to confirm the type used , it should be engraved in the automatic transmission fluid dipstick )
On a 1999 Mercury Sable : In the fuse panel by the brake pedal : ( # 17 is a 30 amp fuse for the front wiper / washer )
What is a gem module for 1999 mercury sable? And what does it control?
The 1999 Mercury Sable license plate light and the right side brake light are on the same fuse. If the fuse was bad neither brake light would work. The problem probably is burnt out lightbulbs.
no pressure, fluid drains back in.
DOT 3 - I doubt you can find anything less than this.
For a 1999 Mercury Tracer ( in North America ) ( DOT 3 brake fluid meeting Ford specification ESA-M6C25-A )
On a 1999 Mercury Sable : The transaxle ( transmission ) is located in the engine compartment , bolted to the engine
According to the 1999 Mercury Sable Owner Guide : ( 5W-30 )
On a 1999 Mercury Sable : Relay # 30 is the Powertrain Control Module ( PCM ) relay
According to the 1999 Mercury Sable Owner Guide : ( 60.6 litres / 16.0 U.S. gallons )
1999 mercury sable horn replacement