Link to Volvo Brake Service manual: http://www.volvotips.com/index.php/850-2/volvo-850-s70-v70-c70-service-repair-manual/volvo-850-brake-system-service-repair-manual/ I repaired our 1996 850 rear brakes back in 2014 when it was making loud rumbling noises. I started to write here that the caliper pi...

That’s the vacuum supply for the air door which blends warm air from the exhaust manifold ( big fat shiny elephant hose) or cool air from the front of the car.

I’m in area code 518/ zip 120xx if you are close and want to Pow wow

The vacuum motor sits hidden underneath the Air cleaner. One line runs from the vacuum motor up to thr nipple on the air cleaner. The other Nipple line runs to the intake manifold to supply vacuum. The two nipple attachment is the thermostat that allows vacuum to Pass based on the air temperature in...

BaronVonAnt wrote: ↑17 Sep 2021, 17:34 Thanks @abscate - that is helpful and very appreciated.

I'm in the Carolinas at the moment, but may take you up on that powwow in the future.

You are lucky. Normally, you have to at least be a Viscount, but we make exceptions for good behavior

Duke of Albany

According to the Haynes UK manual, the line coming off the manifold and running to the driver's side is the vacuum line to the Manifold Absolute Pressure sensor. It's a black rubber line with the yellow stripe, 13" long, 1/2" OD, 5/16" ID (roughly). Printing on the hose says the part ...

To remove my stuck ABS module bolt, I ground it down with a Dremel 9903 Tungsten Carbide Carving Bit with domed head. It was impossible to hold the Dremel perpendicular to the bolt, so the domed head of the 9903 helped grab on to the bolt at the odd angle. Be sure to use a sharp blade or you'll wast...