{"nhtsa_id":10253638,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2024-04-29","date":"2012-09-01","document_id":"PI0767A","mfr_campaign":null,"replaces":null,"component":"VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM","mfr_system":null,"summary":"Erratic or Insufficient Cooling when A/C Compressor is On","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2012/MC-10253638-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2012/MC-10253638-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10253638","components":[{"id":"visibility","name":"Glass, wipers and mirrors","parent":null},{"id":"hvac","name":"Heating and air conditioning","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"EQUINOX","year_from":2012,"year_to":2013,"match":"exact","vehicle_ids":["2012_chevrolet_equinox","2013_chevrolet_equinox"]},{"make":"CHEVROLET","model":"IMPALA","year_from":2012,"year_to":2013,"match":"exact","vehicle_ids":["2012_chevrolet_impala","2013_chevrolet_impala"]},{"make":"GMC","model":"TERRAIN","year_from":2012,"year_to":2013,"match":"exact","vehicle_ids":["2012_gmc_terrain","2013_gmc_terrain"]}],"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":[]}