{"nhtsa_id":634723,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2002-10-07","date":"2002-05-01","document_id":"020604023","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:GASOLINE","mfr_system":null,"summary":"SOME CUSTOMERS MAY COMMENT ON A MILD TO SEVERE ENGINE PING (SPARK KNOCK) DURING ACCELERATION AND / OR ILLUMINATED MALFUNCTION INDICATOR LAMP WITH DIAGNOSTIC TROUBLE CODE P0332 SET. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/634723","components":[{"id":"engine","name":"Engine","parent":null}],"codes":["P0332"],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"AVALANCHE","year_from":1999,"year_to":2001,"match":null,"vehicle_ids":[]},{"make":"CHEVROLET","model":"AVALANCHE","year_from":2002,"year_to":2002,"match":"exact","vehicle_ids":["2002_chevrolet_avalanche"]},{"make":"CHEVROLET","model":"CAMARO","year_from":1998,"year_to":2002,"match":"exact","vehicle_ids":["1998_chevrolet_camaro","1999_chevrolet_camaro","2000_chevrolet_camaro","2001_chevrolet_camaro","2002_chevrolet_camaro"]},{"make":"CHEVROLET","model":"CORVETTE","year_from":1998,"year_to":2002,"match":"exact","vehicle_ids":["1998_chevrolet_corvette","1999_chevrolet_corvette","2000_chevrolet_corvette","2001_chevrolet_corvette","2002_chevrolet_corvette"]},{"make":"CHEVROLET","model":"SILVERADO","year_from":1999,"year_to":2002,"match":"exact","vehicle_ids":["1999_chevrolet_silverado","2000_chevrolet_silverado","2001_chevrolet_silverado","2002_chevrolet_silverado"]},{"make":"CHEVROLET","model":"SUBURBAN","year_from":1999,"year_to":2002,"match":"exact","vehicle_ids":["1999_chevrolet_suburban","2000_chevrolet_suburban","2001_chevrolet_suburban","2002_chevrolet_suburban"]},{"make":"GMC","model":"SIERRA","year_from":1999,"year_to":2002,"match":"exact","vehicle_ids":["1999_gmc_sierra","2000_gmc_sierra","2001_gmc_sierra","2002_gmc_sierra"]},{"make":"GMC","model":"TAHOE","year_from":1999,"year_to":2002,"match":null,"vehicle_ids":[]},{"make":"GMC","model":"YUKON","year_from":1999,"year_to":2002,"match":"exact","vehicle_ids":["1999_gmc_yukon","2000_gmc_yukon","2001_gmc_yukon","2002_gmc_yukon"]},{"make":"PONTIAC","model":"FIREBIRD","year_from":1998,"year_to":2002,"match":"exact","vehicle_ids":["1998_pontiac_firebird","1999_pontiac_firebird","2000_pontiac_firebird","2001_pontiac_firebird","2002_pontiac_firebird"]}],"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":[]}