If you mean the dip stick where you check and add trans. oil, then it is under the hood, passengers side, between the engine and firewall. Look down a little, its there.
Transmission
I was not aware that the Grand Marquis came in a manual Transmission! If it was an Automatic Transmission I would say take it to a Transmission Shop and have it looked at.
On a 1999 Mercury Grand Marquis : The automatic transmission fluid level dipstick is in the engine compartment , near the firewall , towards the passenger side of the engine
On a 1989 Mercury Grand Marquis : The automatic transmission fluid level dipstick should be in the engine compartment , near the firewall ( the metal wall that divides the engine compartment from the passenger compartment ) just towards the passenger side of the vehicle ( where the rear of the engine connects to the transmission )
on the transmission
its in the trunk
On my 1998 Grand Marquis, the fuel shutoff swith is located on the left sidewall of the trunk. Push the button to reset.
No ( motorcraft . com shows the 1995 Grand Marquis transmission as an AOD - E and the 1997 Grand Marquis transmission as a 4R70W and different part numbers )
yes
no
Should be on the passengers side under hood, back of engine and fire wall. Look down.
my 1990 mercury marquis transmission is slipping in overdrive what do i need to look for and how can i fix it