I WOULD LIKE TO REPORT WHAT I FEEL IS/WAS A VERY SERIOUS SAFETY DEFECT WITH MY 1996 CHEVROLET ALL WHEEL DRIVE ASTRO VAN [XXX]. RECENTLY WHILE DRIVING THE RIGHT FRONT SUSPENSION TORSION BAR SNAPPED, COLLAPSING THE SUSPENSION, DROPPING THE ENTIRE RIGHT SIDE ON TOP OF THE RIGHT FRONT WHEEL AND TIRE PULLING DRASTICALLY TO THE RIGHT ACROSS 2 LANES OF TRAFFIC. FORTUNATELY TRAFFIC WAS LIGHT, AND I WAS TRAVELING AT A SLOW SPEED -ABOUT 40 KM/HR IN A POSTED 50KM ZONE AS I HAD JUST ENTERED THE 4-LANE ROADWAY. I MANAGED TO REGAIN CONTROL OF THE VAN AND STEER IT TO THE SIDE OF THE RIGHT HAND SIDE OF THE ROAD. I SHUDDER AT THE THOUGHT IF THIS HAD HAPPENED ON THE HIGHWAY OR FREEWAY. THE LICENSED JOURNEYMAN MECHANIC THAT LOOKED AT THE VAN INDICATED THIS WAS QUITE COMMON ON 90-96 ALL WHEEL DRIVE VANS STATING THAT THE TORSION BAR ACTUALLY RUSTS OR CORRODES AT ALMOST THE EXACT SAME SPOT (NEAR THE ADJUSTER ASSEMBLY) AND EVENTUALLY SNAPS COMPLETELY BREAKING THE TORSION BAR INTO 2 PIECES! WHILE HE MENTIONED IT WAS USUALLY THE DRIVER'S SIDE (MINE WAS PASSENGER SIDE) HE INDICATED GM HAD RECOGNIZED THE PROBLEM AND ACTUALLY COMPLETELY CHANGED THE DESIGN OF BOTH THE TORSION BAR AND THE ADJUSTER MECHANISM! HOWEVER AFTER CONTACTING A COUPLE OF LOCAL GM DEALERS, THEY ALL TOLD ME WAS THAT THIS WAS NOT A PRODUCT SERVICE BULLETIN RELATED ITEM OR AN OFFICIAL SAFETY RECALL! YET THEY ALL HAD HEARD OF IT AND JUST HAPPENED TO HAVE ALL OF THE PARTS IN STOCK TO THE TUNE OF $1000 (YOU HAVE TO REPLACE BOTH SIDES