boreal_ameoba@alien.topBtoMazda@gearhead.town•Engine running cold, drove for 2.7 hours continuous, mostly highwayEnglish
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1 year agoThis is almost always a stuck thermostat or similar. These systems are designed to “fail open”, so that you get too much cooling (mostly harmless) instead of no cooling (engine go bye-bye).
Shell and Sunoco pretty regularly beat out others. It only really matters if you’re running a tuned car, but there’s a noticeable difference.