1990 GMC K1500 equipped with 6.2L V8 Diesel OHV, 5.7L V8 Gas OHV, 5.0L V8 Gas OHV, 4.3L V6 Gas OHV
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Radiator Cap/Cooling System Tester Adapter System adapter on tester
1990 GMC K1500 equipped with 6.2L V8 Diesel OHV, 5.7L V8 Gas OHV, 5.0L V8 Gas OHV, 4.3L V6 Gas OHV
Radiator Cap/Cooling System Tester Adapter System adapter on tester