Posted on September 25, 2013April 27, 2017 by MattCoolant System Flush, Volvo 850, S70, V70 – Video MVS Forums member Robert shows us in a YouTube video how to do a key winterization procedure: “I flushed the coolant system in my 850. This process should be the same for most FWD Volvos, including the S70, V70, S40, C70, etc.” Coolant System Flush, Volvo 850, S70, V70 – Video Related Posts Volvo S70, V70, 850 Heater Core Replacement VideoIn this video I replaced the heater core in a Volvo S70. It is almost the same in the 850 other than the way you remove the lower dash panels. Fuse Box Location - Volvo 850, S70, V70, XC70, C70Volvo 850, S70, V70, XC70, C70 fuses and fuse box location photos, for reference. Lowering Suspension: Volvo 850, S70, V70, C70Bottom line, lowering your car makes it handle noticeably better which is why you would do it in the first place. On the other hand they ride very poorly at slow speeds.