Two problems related to radiator hose have been reported for the 1997 Chevrolet Blazer. The most recently reported issues are listed below.
During routine oil change mechanic noticed cooling lines were leaking, and had to be replaced.
While driving down road engine check light came on. At the same same time oil was pumping on the left front rotor, and lost all oil. Pulled over. Contacted dealer and manufacturer, and had vehicle towed. Engine cooling line was rubbing against something which caused a hole in the line. Dealer replaced cooling line.