The 1993 Oldsmobile Cutlass Sierra thermostat is located on the front of the engine. You can follow the water supply line from the radiator to the thermostat housing.
pulley puller
It varies by engine.
On the front of the engine.
Around 180 to 190 degrees fahrenheit.
bum willy bum
water pump has some (2) pins into the block...it needs to be pryed stright off.
remove and replace water pump in 1997 Oldsmobile aurora
To replace the water pump in a 1986 Oldsmobile Cutlass Supreme, first disconnect the battery and drain the coolant from the radiator. Remove any components obstructing access, such as the serpentine belt and the alternator, if necessary. Unbolt the water pump from the engine block, clean the gasket surfaces, and install the new pump with a new gasket. Reassemble all components, refill the cooling system with coolant, and check for leaks after starting the engine.
Follow the top radiator hose down to the water outlet on the engine; the stat is in there.
The water pump on this model is located on the top of the engine to the side with the serpentine belt. Its pulley will be the one with the smooth wheel
It is located in the water outlet which is attached to the bottom end of the top radiator hose. Mark