How to add coolant to the radiator – GMC 2003 Savana User Manual
Page 277
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How to Add Coolant to the Radiator
1. V
du
can rerr>ove ihe radmbor pressure cap Wfhen
the cooling sysiem, including The radkStor pressure
tap and upper radiator hoae, Is no longer hot.
Turn Ihe pressure cap slowly counterclockwise until
И first stops. [Don’t press down while turning the
pressure cap.)
II you hear a hiss, wapi ior thal to stop. A hfss
means there is still some pressure left.
i. Therr keep turning the pressure cap, but now push
down as you turn iL Remove the pressure cap.
5-34
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