{"nhtsa_id":10113069,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-08-15","date":"2013-06-28","document_id":"PIP5068A","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:AUTOMATIC TRANSMISSION; ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"This Preliminary Information communication provides information to the technician abut vehicles that have a knock noise or vibration from the engine or transmission. Technician will need to inspect the flex plate. The flex plate and transmission bell housing should be replaced if the flex plate is found cracked.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2013/MC-10113069-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2013/MC-10113069-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10113069","components":[{"id":"engine","name":"Engine","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"EXPRESS","year_from":2012,"year_to":2012,"match":"exact","vehicle_ids":["2012_chevrolet_express"]},{"make":"CHEVROLET","model":"SILVERADO","year_from":2012,"year_to":2012,"match":"exact","vehicle_ids":["2012_chevrolet_silverado"]},{"make":"GMC","model":"SAVANA","year_from":2012,"year_to":2012,"match":"exact","vehicle_ids":["2012_gmc_savana"]},{"make":"GMC","model":"SIERRA","year_from":2012,"year_to":2012,"match":"exact","vehicle_ids":["2012_gmc_sierra"]},{"make":"GMC","model":"SIERRA DENALI","year_from":2012,"year_to":2012,"match":"base","vehicle_ids":["2012_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":[]}