{"nhtsa_id":10015008,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2005-05-14","date":"2005-03-01","document_id":"050604024","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"REVISED DIAGNOSTIC TROUBLE CODE (DTC) P1172 AND DTC P2636. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10015008","components":[{"id":"engine","name":"Engine","parent":null}],"codes":["P1172","P2636"],"topics":[],"vehicles":[{"make":"CADILLAC","model":"ESCALADE","year_from":2001,"year_to":2005,"match":"exact","vehicle_ids":["2001_cadillac_escalade","2002_cadillac_escalade","2003_cadillac_escalade","2004_cadillac_escalade","2005_cadillac_escalade"]},{"make":"CHEVROLET","model":"AVALANCHE","year_from":2001,"year_to":2001,"match":null,"vehicle_ids":[]},{"make":"CHEVROLET","model":"AVALANCHE","year_from":2002,"year_to":2005,"match":"exact","vehicle_ids":["2002_chevrolet_avalanche","2003_chevrolet_avalanche","2004_chevrolet_avalanche","2005_chevrolet_avalanche"]},{"make":"CHEVROLET","model":"SILVERADO","year_from":2001,"year_to":2005,"match":"exact","vehicle_ids":["2001_chevrolet_silverado","2002_chevrolet_silverado","2003_chevrolet_silverado","2004_chevrolet_silverado","2005_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SUBURBAN","year_from":2001,"year_to":2005,"match":"exact","vehicle_ids":["2001_chevrolet_suburban","2002_chevrolet_suburban","2003_chevrolet_suburban","2004_chevrolet_suburban","2005_chevrolet_suburban"]},{"make":"CHEVROLET","model":"TAHOE","year_from":2001,"year_to":2005,"match":"exact","vehicle_ids":["2001_chevrolet_tahoe","2002_chevrolet_tahoe","2003_chevrolet_tahoe","2004_chevrolet_tahoe","2005_chevrolet_tahoe"]},{"make":"GMC","model":"SIERRA","year_from":2001,"year_to":2005,"match":"exact","vehicle_ids":["2001_gmc_sierra","2002_gmc_sierra","2003_gmc_sierra","2004_gmc_sierra","2005_gmc_sierra"]},{"make":"GMC","model":"YUKON","year_from":2001,"year_to":2005,"match":"exact","vehicle_ids":["2001_gmc_yukon","2002_gmc_yukon","2003_gmc_yukon","2004_gmc_yukon","2005_gmc_yukon"]}],"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":[]}