These boot lid struts are usually relatively easy to replace by yourself, often just needing a screwdriver to prise the old struts away from a small ball socket. However you will need an extra pair of ...
Driving on worn struts actually costs you more because the unchecked bouncing destroys your tires and quickly wears out other expensive suspension components like ball joints, control arm bushings, ...
Could be a complex fault with the boot struts or something as simple as a weak signal caused by a worn-out battery in the keyfob. I'd start by replacing the battery to see if that fixes it. Can you ...