1999 Oldsmobile Aurora Owner's Manual - Page 261
1999 Oldsmobile Aurora Manual
Page 261 highlights
yellowblue Checking Coolant CAUTION: Turning the surge tank pressure cap when the engine and radiator are hot can allow steam and scalding liquids to blow out and burn you badly. Never turn the surge tank pressure cap -- even a little -- when the engine and radiator are hot. The engine coolant surge tank is located on the driver's side of the engine compartment. 6-23
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yellow
blue
6-23
Checking Coolant
The engine coolant surge tank is located on the driver’s
side of the engine compartment.
CAUTION:
Turning the surge tank pressure cap when the
engine and radiator are hot can allow steam and
scalding liquids to blow out and burn you badly.
Never turn the surge tank pressure cap
--
even a
little
--
when the engine and radiator are hot.