I had a 92 W250, bought new. Son's truck now... ..... anyway... . I bought a Mopar tach at the local dealer for $90. It is a snap to install. The plug is behind the dash to the left of the column. I mounted it according to the directions. On the dash just right of the left pillar with a slight turn towards the driver. It has been on now for 136k miles and works fine. Lighted and dims with the other dash lights.
It has to Mopar or it isn't "the right thing".
Now to fix that broken door hinge... ... .
It has to Mopar or it isn't "the right thing".
Now to fix that broken door hinge... ... .