1996 mercury sable

oil in intake I replaced gasket and seals you think engine gasket next

2010 mercury mariner

Rear hatch won’t open, but rear glass does. Fuse is good. Any ideas?

1999 mercury sable

I have a charging problem, all indicators was it was the alternator, replaced the alternator still not charging, what could this be?

2005 mercury sable

Left rear brake light not working, all other lights working corectly.