the butterfly tends to get gunked up. remove air intake assembly to get to throttle body butterfly. i used an old toothbrush and some carb cleaner on it to remove buildup.
I had the same problem for almost a year and damaged both engine mounts and trans mount. The fix was simple. The throttle body was gummed up and sticking. Took it apart and cleaned it with carb and throttle body cleaner and no more sticking. Smoothest pedal in a year.
Nissan almera pedal sticking
On the brake pedal.
try checking the gasket around the intake that should fix it
On the brake pedal assembly.
WD-40
you will need to replace the throttle cable, and while you are at it check the return spring.
It is the accelerator pedal.
check the carbureator linkage and the throttle cable for something hanging up, also check the accelerator pedal itself for needing lubed.
Stop light switches are mounted on the brake pedal lever, typically.
The 1995 Mercury Villager turn signal relay switch is located beneath the drivers side dashboard. The turn signal relay switch will be left of the brake pedal.
The accelerator pedal is to the right of the brake.