Mercury 1996 Sable Manual page 179

Positive Retention Driver's Side
Floor Mat (If equipped)
Installing the Floor Mat
Position the floor mat in the footwell. Place the
mat eyelet over the pointed end of the retention
post from the rear and rotate forward to install.
Adjust the floor mat position to allow proper
operation of accelerator pedal, brake pedal and
clutch pedal.
The positive retention floor mat
Removing the Floor Mat
Lift floor mat just forward of retention post and
rotate rearward to disengage from retention
post.
152