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2006 R350 1999 ML430 2003 Audi Allroad
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Discussion Starter · #1 ·
2004 G500. I noticed a disconnected vacuum line at the top rear of the engine. It's a hard vacuum line coming from below near the firewall. It appears to connect to the check valve that I know have it connected to (arrow in pic). When disconnected, the check valve had vacuum leaking - it sucked on my finger. I connected as shown in the pic. I notice no drivability differen
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ce - no issues before either. Can anyone confirm that this should be connected? Thanks!
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