The first model year for the Mercury Mountaineer SUV was ( 1997 )
Mercon V
What kind of car 1999 mercury mountaineer
According to the 2002 Mercury Mountaineer Owner Guide : For the 4.0 liter SOHC , V6 engine ( 5W-30 ) For the 4.6 liter V8 engine ( 5W-20 )
You have to give us a little more info than that for us to give you any kind of answer.
According to the 1997 Mercury Mountaineer owners manual : Your 4R70W automatic transmission takes ( Motorcraft MERCON automatic transmission fluid ) * the type that is used should be engraved into your automatic transmission fluid level dipstick *
On a 1997 Mercury Mountaineer : It came from the factory with either the Motorcraft BXT-65-650 battery ( or the optional Motorcraft BXT-65-850 battery ) ( that's BCI group size 65 , 650 or 850 cold cranking amps )
Disc brakes ( with small brake shoes in the back of the rotors for your parking / emergency brake )
The speaker sizes for 97-2001 mountaineer that would make a stock fit would be a 5x7" speaker for front and rear. The Ford/Lincoln/Mercury company is notorious for using this size. You can also double check those kind of figures for any vehicle on crutchfield.com, a leading online audio/video company.
According to the 2002 Mercury Mountaineer owner Guide : With engine oil filter change : The 4.0 liter V6 engine takes ( 5.0 U.S. quarts of 5W-30 engine oil ) The 4.6 liter V8 engine takes ( 6.0 U.S. quarts of 5W-20 engine oil )
" regular " unleaded , 87 octane ( according to the Owner Guide )
A screwdriver and a 10mm socket wrench.