{"nhtsa_id":10090449,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-02-03","date":"2014-10-31","document_id":"13388","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM","mfr_system":null,"summary":"13388 - SPECIAL COVERAGE. ON SOME VEHICLES, EQUIPPED WITH A 2.9L ENGINE (LLV), HIGH EXHAUST TEMPERATURES MAY CAUSE THE EXHAUST MANIFOLD TO FRACTURE. THIS COULD RESULT IN INCREASED EXHAUST NOISE. DEALERS ARE TO REPLACE THE EXHAUST MANIFOLD AND THE CATALYTIC CONVERTER.","document":null,"url":"https://open.wenmarpro.com/bulletins/10090449","components":[{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"COLORADO","year_from":2009,"year_to":2010,"match":"exact","vehicle_ids":["2009_chevrolet_colorado","2010_chevrolet_colorado"]},{"make":"GMC","model":"CANYON","year_from":2009,"year_to":2010,"match":"exact","vehicle_ids":["2009_gmc_canyon","2010_gmc_canyon"]}],"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":[]}