Volvo 245 Wagon Liftgate Hinge- Ground Wire Replacement
That pesky ground wire that is attached to both hinges, in the Volvo 245 wagon. Here is a simple solution to replace the conductor, should it be broken.
First, disconnect the negative cable off of your battery.
Next, remove the hinge, with the broken wire, and clean off all of the black tarry substance, referred to by some, as butyl.