N21GC – CESSNA T-337G-P – 1989-10-22 NTSB Accident Report

On October 22, 1989, a Cessna T-337G-P (N21GC) was involved in an incident near Laredo, TX. All 4 people aboard were uninjured. The aircraft sustained substantial damage.

The National Transportation Safety Board determined the probable cause of this incident to be: DOUBLE ENGINE FAILURE DUE TO FUEL EXHAUSTION. THE FUEL EXHAUSTION WAS CAUSED BY INCORRECT INFLIGHT FUEL CONSUMPTION CALCULATIONS AND ONE INACCURATE FUEL QUANITY GAUGE. CONTRIBUTING TO THE ACCIDENT WAS THE DARK NIGHT RESTRICTION TO VISIBILITY.

This incident is documented in NTSB report FTW90LA014. AviatorDB cross-references NTSB investigation data with FAA registry records to provide comprehensive safety information for aircraft N21GC.