1999 Oldsmobile Alero "bypassing thermostat heat pump" Questions

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Question about Oldsmobile Alero

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My car is over heating I had the coolant bypass hose changed & now my car over heats thermostat is bad Check to see if resevoirr is topped off 1) Low coolant or air in the system 2) Bad Thermostat 3) ...

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...heat in the cab?? Couple of thoughts. are you losing water/antifreeze, do you have the right mixture 50/50 water/antifreeze. You did not say if the thermostat is removed or replaced. If thermostat is ...

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...heat on oldsmobile silhouette 2003 and over heating have changed rad in the last year also the intake gasket ,thermostat and water pump. no water comes out of the bypass bleeder when attempting to ...

Question about Oldsmobile Alero

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...heat. Water pump,thermostat,blower motor, the blend door and actuator are all OK. Both heater core hoses are hot. Clamped bypass hose shut. no heat, car did not over heat.Ac does not work had to ...

Question about Oldsmobile Alero

3 Answers

thermostat still no heat so last on list is the core clogged. has to be or get new car. It won't be the thermostat...Sable and Taurus have a design problem. The heater core hose going into heater core

Question about Oldsmobile Alero

1 Answer

thermostat i supplyed the water pump. the car is over heating still. i bypassed the heater core and the temp dropped to 195 to 200 degress i think that still a little warm. wat temp should the car sun

...THERMOSTAT OPEN THAT WHEN TOP RADIATOR HOSE GET HOT.WATCH COOLANT GAUGE,IF ENGINE TEMPERATURE RISES TURN OFF ENGINE WAIT UNTIL COOL.REMOVE RADIATOR PRESSURE CAP USING A RAG TO KEEP FROM GETTING HANDS ...

Question about Oldsmobile Alero

1 Answer

...thermostat,bypassed heater core, all fluids are fresh and clean no discolor. did not change water pump though , could it not be working properly. does it need to be replaced even though it does not ...

...10th anniversary edition keeps over heating. we replaced the thermostat the water pump the bypass hose and cleaned the radiator. none of the lines are clogged. What do i do? Check for blown head ...

...I think this model has a heaater bypass too to check on which runs the heater around the engine to let it heat up faster.. might check that too. I would check on the backward thermostat forst

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