2003 GMC Yukon XL 1500 equipped with 6.0L V8 Gas OHV, 5.3L V8 Gas OHV, 5.3L V8 Flex OHV
1
Upper
Cover Does Not Include Thermostat Use If Original Water Pump Replaced with Later Design wo/Water Pump Casting No. 12562459
2003 GMC Yukon XL 1500 equipped with 6.0L V8 Gas OHV, 5.3L V8 Gas OHV, 5.3L V8 Flex OHV
Upper
Cover Does Not Include Thermostat Use If Original Water Pump Replaced with Later Design wo/Water Pump Casting No. 12562459