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Old 05-26-2000, 12:14 PM
Posts: n/a
When it's cold or the car sits for over 8 hours I tend to hear a really low pitch chirp coming from the engine compartment right after startup. It only lasts about 1/2 second and seems to correspond with the oil pressure jumping from 0 to 3 bar. Any ideas on what this could be? Thanks in advance.

81 300SD
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