Dayco Heater Tap DHV1103 Microshield It is formulated using high

It is formulated using high performance base oils with advanced engine oil additive technology including a full zinc anti-wear package for complete engine protection

It features a lithium soap base with premium quality base oils and 3% molybdenum disulphide (moly) for added extreme pressure protection

allowing stop light operation

Alternate temperature - OE

automatic transmission fluid that exceeds the requirements of GM Dexron® IIIH

Dayco Heater Tap DHV1103 Microshield It is formulated using highThe purpose of the Heater Control Valve is to regulate the flow of coolant to the heater core. In the off position, the heater valve blocks coolant flow to the heater core, hence when no heating is required, and the reverse when heating inside the vehicle is needed. The heater valve can be activated by vacuum control in late model vehicles and cable in earlier models. Common failures include leakage, blocking and, because most late model valves are