Volvo AWD 850 Forum

INDEX FOR 10/2025(CURRENT) INDEX FOR 12/2007 850 INDEX

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running the engine cold: what could THAT do? 850 1995

what bad things can happen from running an engine cold (about 1/3 of normal opting temp on the dash gauge, with noticeable drivetrain roughness and sluggishness)in subzero emps for about 3 months/ 3000 miles? A thermostat replacement last week made a world of performance difference (forgot that the car ever ran this well) and revealed just how long the frog sat in the slowly boiling pot of water...








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running the engine cold: what could THAT do? 850 1995

it could have shortened the engine life by ~ 3k miles.....................most engine wear occurs below 120 f and above 250 f







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