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How do you remove and repair a heater core in a 1990 Oldsmobile mini van?

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2015-07-15 19:45:12
2015-07-15 19:45:12

This is rather involved and you need guidance and pictures. Get a manual on your car from the parts store or from AUTOBOOKSONLINE.COM

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Disconnect the negative battery cable and drain the cooling system.Disconnect the heater hoses from the heater core inlet and outlet connections in the engine compartment.Allowing residual coolant from the heater core to drain. Cap the openings.Working inside the vehicle, remove the lower instrument panel sound insulator.Remove the heater floor outlet duct screws or clips and remove the duct.Remove the heater core cover by removing the attaching screws and clips.Remove the heater core cover.Remove the heater core retainers and remove the heater core.

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You may want to go to a car parts store, and get a repair manual for your car. They cost about $16.00 Or, go to a Public Library.

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Remove the water supply lines from your 1990 Ford E3 50 heater core. Remove the heater core retaining bolts. Reverse the process to install your new heater core.

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You need to go to a car parts store, and get a repair manual for your car. They cost about $16.00 Or, go to a Public Library.


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