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Expert
121 Answers
- Posted on Jan 24, 2010
Re: I need to install a heatercore on a 92 olds cutlass...
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Disconnect the negative battery cable and drain the cooling system.
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Disconnect the heater hoses from the heater core inlet and outlet connections in the engine compartment.
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Allowing residual coolant from the heater core to drain. Cap the openings.
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Working inside the vehicle, remove the lower instrument panel sound insulator and look for where the air blows to your feet.
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Remove the heater floor outlet duct screws or clips and remove the duct.
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Remove the heater core cover by removing the attaching screws and clips.
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Remove the heater core cover.
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Remove the heater core retainers and remove the heater core
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Reverse order to install leaving the covers off at first then connect all hoses, refill and check for leaks before putting covers back.
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