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March 30, 2017 Service bulletin

17128-Service Update

GMC technical service bulletin GCUS-3-896 for 2017 GMC Acadia and 2017 Cadillac XT5.

Bulletin number
GCUS-3-896
Component
Equipment: appliance: air conditioner
Summary
17128-Service Update. Certain vehicles may have a condition in which the heating, ventilation, and air conditioning (HVAC) control module was misbuilt. This may cause the HVAC system control to be intermittently disabled. Any driver / passenger input will still change the display and indicators, but the actuators will not physically change position. Dealers will replace the HVAC remote control module.

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