Heater Core Replacement 1977-87 Chevy / Gmc Square Body

1973-87 Chevy & GMC Squarebody Heater Core Replacement

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Heater Core Replacement 1977-87 Chevy / GMC Square Body

Boneyard Revivals

How to replace the heater core in a 73-87 Squarebody Chevy.

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1973-1987 Chevy and GMC Square Body Heater Core Replacement #car #truck #replacement #part

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1985 Chevy Squarebody climate control vacuumheater/defrost Fix!! Finally!!!!