{"nhtsa_id":10113234,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-08-15","date":"2013-09-09","document_id":"PIT5229","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT:APPLIANCE:AIR CONDITIONER","mfr_system":null,"summary":"This Preliminary Information communication provides information to the technician about vehicles that may have excessive dust intruding into the cabin. Technician can update the Heater-Vent-Air Conditioning control module which will close the recirculation door 90% when in recirculation mode. If the customer would like to keep the factory calibration in which the recirculation door closes off 100% of the outside air, please advise the customer to place the Heater-Vent-Air Conditioning system in fresh air mode while traveling on dusty roads.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2013/MC-10113234-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2013/MC-10113234-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10113234","components":[{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"hvac","name":"Heating and air conditioning","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO 1500","year_from":2014,"year_to":2014,"match":"base","vehicle_ids":["2014_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA 1500","year_from":2014,"year_to":2014,"match":"base","vehicle_ids":["2014_gmc_sierra"]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}