In a 1997 Mercury Mountaineer : r134a
You need a special tool. Take it to most businesses that installs radio,s and they should have the tool.
Yesterday, we met a lone mountaineer coming down the trail.
Since the first model year of the Mercury Mountaineer is the 1997 model it would be ( r134a )
To reset the service engine soon light on a 2006 Mercury Mountaineer, you can buy a scan tool. Make sure you note down the numbers before scanning.
disc brakes
5 w 30
mountaineer
You use a tool
Those are pressure fitted with a special tool. Your better off bringing your truck to a automotive repair shop to have them done. I couldn't find the right tool to do the job anywhere.
Mercon V
Use a hammer