Quote Originally Posted by autoxpresstech View Post
unlike incandescent bulbs, leds have polarity. if they do not work rotate 180' . also make sure your dimmer is set to brite.
The bulbs just turned out to be a bad batch. The new B8.5D bulbs fit perfectly and are bright!

Just to update, the B8.5D LEDs also worked for the time/temp/odometer slots so I guess the wattage difference wasn't an issue after all.