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February 19, 2018 Service bulletin

This technical bulletin provides a procedure for replacing the auxiliary air conditioning evaporator seal...

Cadillac technical service bulletin 18NA052 for 2016 Cadillac CT6 and 2017-2018 Cadillac Ct6 Plug-In Hybrid.

Bulletin number
18NA052
Component
Equipment: appliance: air conditioner
Summary
This technical bulletin provides a procedure for replacing the auxiliary air conditioning evaporator seal due to warm air bypasses between the evaporator and the seal housing hitting the evaporator temperature sensor causing a false reading.

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