Not only from a liability perspective, but it really isn't that hard to loosen a handful of hoses and lower the back of the trans an inch or two to get the switch out.
------------------------------------------------------------------ 1992 300ZX NA 5 Sp (Dead) 1990 300ZX NA Auto 2+2 (Dead) 1990 300ZX TT 5 Sp (Est. 400 HP) 1990 300ZX TT 5 Sp (Est. 600 HP) 2004 G35 Sport 6MT (DD)