Quote:
Originally Posted by BrianBRZ
The chirpy issue is the oil pressure pump, may be wrong on part I’m recalling what was said. Hotter it gets outside and the motor the louder it gets. Just hadn’t heard it that loud before. In ‘16 Subaru added sound dampening around the lines and unit but changed nothing else which is why there are less complaints at that point supposedly.
Bs or not??
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The infamous chirp is from the high pressure fuel pump, not the oil pump.