take the seat belt off the floor. get a piece of steel pipe 6-8 inches long ane a good grade bolt 1 inch longer and a couple of washers. reconnect the belt on top of the pipe. instant belt extender.
TREAT EVERY STRESSFUL SITUATION AS A DOG WOULD.
IF YOU CAN'T EAT IT OR PLAY WITH IT,
JUST PEE ON IT AND WALK AWAY.