S10/T10 Blazer 4WD V6-262 4.3L VIN W CPI (1992)
6. Blower motor (53).
7. Electrical connectors from blower motor (77) and resistor (78).
8. Engine coolant.
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Use the coolant drained earlier only if it is uncontaminated. Discard contaminated coolant and add fresh 50/50 coolant and water mixture.