Narrative:

At 34700 ft cabin warning sounded, began descent into ZAU. Cabin pressure continued to climb to about 14000 ft. Procedures and checklists accomplished. No injuries. Diverted flight to ord. Original flight plan was dtw-mci.

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Original NASA ASRS Text

Title: CAIN PRESSURE LOSS NEAR CHICAGO, IL, RESULTING IN COORDINATED DSCNT WITH ZAU AND DIVERSION TO OHARE. MAX CABIN ALT 14000 FT.

Narrative: AT 34700 FT CABIN WARNING SOUNDED, BEGAN DSCNT INTO ZAU. CABIN PRESSURE CONTINUED TO CLB TO ABOUT 14000 FT. PROCS AND CHKLISTS ACCOMPLISHED. NO INJURIES. DIVERTED FLT TO ORD. ORIGINAL FLT PLAN WAS DTW-MCI.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.