Having problems with your 2004 Volkswagen Passat ?
Passat 04 1.9 tdi, under hard acceleration it makes a noise of a leaking exhaus, but exhuast is fine
Air leak i think on or around the turbo air intake ,or a split in the intercooler caused by a flying stone
Repair Help & Product Troubleshooting for 2004 Volkswagen Passat
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