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GMC TSB #21NA097
2017 GMC Sierra 2500
Affected Component: EQUIPMENT:APPLIANCE:ELECTRIC WATER HEATER
Date Published
APR 26, 2021
NHTSA TSB #
10194110
TSB Document
MC-10194110-9999.pdf
Summary
This technical bulletin provides a procedure to install a pice of foam between the heater core pipes to correct the customers concern.