Vauxhall Astra high pitched humming noise while idle
Variant: 1.8 Twintop
Model Year: 2008
Categories:
Leaks & NoisesEngine & Drivetrain
Fairly loud humming noise (sounds like a flying saucer from an old movie) coming from the engine while car is idle or at slow speed in low gear. Fades away when going faster.
Posted: Aug 28, 2025 (3 months ago)
Need to check for air / vac / turbo hose leaks first of all
Posted Aug 28, 2025 (3 months ago)
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