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Q:

heater core disassembly of heater core cabinet? on 1990 Chevrolet G Series Van (G10)

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
trying to replace the heater core, but don't know how to get the cabinet apart,
does it unbolt from both inside under the dash and outside through the firewall?
(1) Answer