AC SERIES/CHALLENGER/DEFENDER/AMERICAN COACH

IC Bus/Champion Bus, Inc./General Coach American, Inc. Pdf Download PDF Report

Unscheduled Maintenance

Date Test Miles Service Activity Downtime Hours
09-29-11 52 Test bus shut down on Durability Track. Engine will not crank. Transmission will not shift out of "Park." The gear selection indicator is not functioning. Troubleshooting found no cause. Test bus towed to warranty dealer for warranty repair. 24.0 4.0
11-30-11 1824 The dash ventilation fan control will not function. Troubleshooting: removed dash and found loose connection in harness. Plug seated and dash reassembled. 2.0 4.0
10-21-11 103 Bus returned from warranty dealer. Warranty dealer repaired wiring harness and replaced ECU. 360.0 12.0
01-04-12 3808 Engine will not crank. Both batteries have failed. Both batteries replaced and two positive connectors replaced. 208.0 4.0
01-09-12 4165 Engine will not crank. Troubleshooting found a broken wire at the ECM connector. Repaired wire. 20.0 10.0
01-18-12 4165 The ECM/TCM wiring harness is shorting out. ECM/TCM wiring harness replaced. 112.0 18.0
01-30-12 4809 The right side emergency exit window fell out. Installed new right side emergency exit window. 1.0 2.0
03-09-12 4856 The fuel tank is leaking. Leaking fuel tank replaced by warranty dealer. 48.0 4.0
03-29-12 7158 The left front inner fender bracket is broken. Welded/repaired left front inner fender bracket. 2.0 2.0
04-19-12 7212 The bracket for the air charge intake pipe is broken. Bracket welded/repaired. 2.0 1.5