You could try some BarsLeaks pellets or Golden Seal but most likely
the core is shot. Usually you remove the two hoses at the firewall and
remove the core by removing the glove compartment and anything else in
the way. Buy the best core you can get or you may be doing the job
"When a legislature undertakes to proscribe the exercise of a citizen's
constitutional rights it acts lawlessly and the citizen can take matters into
his own hands and proceed on the basis that such a law is no law at all."
- Justice William O. Douglas
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