Air to Ground Message: FLIGHT ATT. NOTICED LOUD HISSING NOISE COMING FROM GALLEY SERVICE DOOR ABOVE 10000 NO CAUTION/WARNING. GOOD PRESSURE. WROTE UP 09/14/26 4 SAME THING Area: Cleveland, OH, USA Type: Bombardier CRJ900 A: #a5c6a0d75a5 F: #f89e0789481#acars #vdlm2