SYS ONLINE INGEST 4 hours ago SOURCE NHTSA · TC BUILD v0.0.29
Vehicle scope Default: all classes — narrow to retail passenger anytime

Am General · Canada · Crit

Am General Hummer: Fuel System

Affects Am General Hummer · 1995 — about 9 vehicles.

The hazard

UNDER HIGH AMBIENT TEMPERATURES AND THE FUEL TANK BETWEEN 1/4 AND 1/2 FULL, THE FUEL TANK INTERNAL PRESSURE CAN INCREASE CAUSING THE TANK TO EXPAND. TANK EXPANSION CAUSES AN INTERFERENCE BETWEEN THE FUEL TANK PROTECTIVE SHIELD AND THE PROPELLER SHAFT RESULTING IN A HOLE IN THE FUEL TANK AT THE POINT OF CONTACT. THIS COULD RESULT IN FUEL LEAKAGE, AND IN THE PRESENCE OF AN IGNITION SOURCE, A POSSIBLE FIRE. CORRECTION: A SUPPLEMENTAL FUEL TANK VENTING SYSTEM WILL BE INSTALLED ON AFFECTED VEHICLES.

What to do

Contact your dealer; the remedy details were not included in the filing.

Critical — crash/injury risk now High — injury risk; see remedy Moderate — fix at next service Low — minor / informational