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November 12, 2014 Service bulletin

Equipment: appliance: air conditioner

Chevrolet technical service bulletin PIT5343 for 2014 Chevrolet Silverado 1500, 2014 GMC Sierra 1500 and 2015 Chevrolet Silverado 2500 and others.

Bulletin number
PIT5343
Component
Equipment: appliance: air conditioner
Summary
This Preliminary Information communication provides information to the technician about when starting the vehicle there is a lack of air flow through the Heater-Vent-Air Conditioning vents and that the indicators on the Heater-Vent-Air Conditioning controls are illuminated and the display may show Heater-Vent-Air Conditioning off. Technician should reprogram the Heater-Vent-Air Conditioning control module using Service Programming System with the latest calibration.

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