Are Vehicles Stalled On Freeways A Safety Hazard? NHTSA Recalls Some, But Not Others

Background
Affect­ed are ~ 7,000 2.7L V6 engines built before design flaw was dis­cov­ered & new design sub­sti­tut­ed
Under war­ran­ty, Hyundai replaced ~ 290 engines built from Mar — Nov 2000 & installed in San­ta Fe SUVs sold in US from Sept — Dec 2000