{"nhtsa_id":10089661,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-01-26","date":"2012-10-25","document_id":"12138","mfr_campaign":null,"replaces":null,"component":"ENGINE; EQUIPMENT","mfr_system":null,"summary":"12138 - CUSTOMER SATISFACTION PROGRAM. NORMAL ENGINE VIBRATION WHILE IN ACTIVE FUEL MANAGEMENT (AFM) MODE MAY CAUSE THE TRANSMISSION DIPSTICK TUBE TO FATIGUE AND FRACTURE. IF THIS OCCURS, IT COULD CAUSE A TICK OR RATTLE NOISE FROM THE FRONT OF THE VEHICLE. DEALERS ARE TO INSPECT THE TRANSMISSION DIPSTICK TUBE FOR A FRACTURE AND REPLACE IT IF NECESSARY. IF NO FRACTURE IS FOUND, DEALERS ARE TO INSTALL A FOAM SLEEVE AROUND THE TUBE TO ABSORB THE VIBRATION.","document":null,"url":"https://open.wenmarpro.com/bulletins/10089661","components":[{"id":"engine","name":"Engine","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CADILLAC","model":"ESCALADE","year_from":2010,"year_to":2011,"match":"exact","vehicle_ids":["2010_cadillac_escalade","2011_cadillac_escalade"]},{"make":"CADILLAC","model":"ESCALADE ESV","year_from":2010,"year_to":2011,"match":"base","vehicle_ids":["2010_cadillac_escalade","2011_cadillac_escalade"]},{"make":"CADILLAC","model":"ESCALADE EXT","year_from":2010,"year_to":2011,"match":"base","vehicle_ids":["2010_cadillac_escalade","2011_cadillac_escalade"]},{"make":"CHEVROLET","model":"AVALANCHE","year_from":2010,"year_to":2011,"match":"exact","vehicle_ids":["2010_chevrolet_avalanche","2011_chevrolet_avalanche"]},{"make":"CHEVROLET","model":"SILVERADO 1500","year_from":2010,"year_to":2011,"match":"base","vehicle_ids":["2010_chevrolet_silverado","2011_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SUBURBAN","year_from":2010,"year_to":2011,"match":"exact","vehicle_ids":["2010_chevrolet_suburban","2011_chevrolet_suburban"]},{"make":"CHEVROLET","model":"TAHOE","year_from":2010,"year_to":2011,"match":"exact","vehicle_ids":["2010_chevrolet_tahoe","2011_chevrolet_tahoe"]},{"make":"GMC","model":"SIERRA 1500","year_from":2010,"year_to":2011,"match":"base","vehicle_ids":["2010_gmc_sierra","2011_gmc_sierra"]},{"make":"GMC","model":"YUKON","year_from":2010,"year_to":2011,"match":"exact","vehicle_ids":["2010_gmc_yukon","2011_gmc_yukon"]},{"make":"GMC","model":"YUKON XL","year_from":2010,"year_to":2011,"match":"exact","vehicle_ids":["2010_gmc_yukon-xl","2011_gmc_yukon-xl"]}],"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":[]}