{"nhtsa_id":10036506,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2011-03-25","date":"2010-07-01","document_id":"PI-0179","mfr_campaign":null,"replaces":"PI-0179A","component":"POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)","mfr_system":null,"summary":"BUICK/CADILLAC/CHEVROLET/GMC: EQUIPPED WITH 6T70 OR 6T75 AUTOMATIC TRANSMISSION (RPOS MH2, MH4, MH6, MY9). TRANSMISSIONS BUILT 4/1/10 THRU 5/8/10. A HARSH SHIFT, TYPICALLY INTO THIRD OR FIFTH GEAR. UPON INVESTIGATION, TECHNICIAN MAY FIND DTC P0843 IN THE TCM AS A HISTORY OR ACTIVE DTC. MODELS ENCLAVE, LACROSSE, SRX, EQUINOX, TRAVERSE, ACADIA AND TERRAIN. *PE UPDATED 3/28/11. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10036506","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"},{"id":"transmission-control-module","name":"Transmission control module","parent":"powertrain"}],"codes":["P0843"],"topics":[],"vehicles":[{"make":"BUICK","model":"ENCLAVE","year_from":2010,"year_to":2010,"match":"exact","vehicle_ids":["2010_buick_enclave"]},{"make":"BUICK","model":"LACROSSE","year_from":2010,"year_to":2010,"match":"exact","vehicle_ids":["2010_buick_lacrosse"]},{"make":"CADILLAC","model":"SRX","year_from":2010,"year_to":2010,"match":"exact","vehicle_ids":["2010_cadillac_srx"]},{"make":"CHEVROLET","model":"EQUINOX","year_from":2010,"year_to":2010,"match":"exact","vehicle_ids":["2010_chevrolet_equinox"]},{"make":"GMC","model":"ACADIA","year_from":2010,"year_to":2010,"match":"exact","vehicle_ids":["2010_gmc_acadia"]},{"make":"GMC","model":"TERRAIN","year_from":2010,"year_to":2010,"match":"exact","vehicle_ids":["2010_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":[]}