The interior of the coolant reservoir is black. The black material was somewhat greasy but more like a fine black powder. I removed and washed it and filled with 50/50 antifreeze and water solution. Nxt time I checked the liquid was green color but the interior of the reservoir was black again. I ta...

Thank you lummert. I was able to repace the fog light without breaking the socket. I removed the entire assembly as you prescribed. The 10mm bolts behind the grill came loose easily. I did put anti-sieze compound on the threads when screwing them back in. The light was secured with three sockets; on...

Does anyone have instructions for replacing the front fog light on a 1990 760 Turbo sedan? This car has two lights on each side. Larger low/high beam. Smaller foglight that's closest to the grill. I have removed the light assembly unit. The fog light is secured with a screw on top and two pins at th...