{"nhtsa_id":10112316,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-08-15","date":"2013-12-11","document_id":"PIP4793H","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION","mfr_system":null,"summary":"This Preliminary Information communication advises the technician that the valve body for the Allison A1000 Transmission has been placed on restriction through the General Motors Product Quality Center to assist Engineering with product feedback. Dealer will need to contact General Motors Product Quality Center for further assistance.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2013/MC-10112316-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2013/MC-10112316-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10112316","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO","year_from":2012,"year_to":2013,"match":"exact","vehicle_ids":["2012_chevrolet_silverado","2013_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO","year_from":2015,"year_to":2015,"match":"exact","vehicle_ids":["2015_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 2500","year_from":2014,"year_to":2014,"match":"base","vehicle_ids":["2014_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SILVERADO 3500","year_from":2014,"year_to":2014,"match":"base","vehicle_ids":["2014_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA","year_from":2012,"year_to":2013,"match":"exact","vehicle_ids":["2012_gmc_sierra","2013_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":[]}