{"nhtsa_id":10016707,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2005-09-28","date":null,"document_id":"3389","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)","mfr_system":null,"summary":"FOUR WHEEL DRIVE INOPERATIVE AND THE 4WD SERVICE LIGHT WILL ILLUMINATE. DIAGNOSIS MAY REVEAL THAT THE ATC FUSE COULD BE OPEN, POSSIBLE DTC C0308, OR VARIOUS U CODES MAY BE SET. THE ENCODER MOTOR MAY ALSO BE SHORTED OR THE TCCM MAY BE DAMAGED. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10016707","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"transfer-case","name":"Transfer case","parent":"powertrain"}],"codes":["C0308"],"topics":[],"vehicles":[{"make":"CADILLAC","model":"ESCALADE","year_from":1999,"year_to":2000,"match":"exact","vehicle_ids":["1999_cadillac_escalade","2000_cadillac_escalade"]},{"make":"CHEVROLET","model":"PICKUP","year_from":1998,"year_to":1999,"match":null,"vehicle_ids":[]},{"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":1998,"year_to":2002,"match":"exact","vehicle_ids":["1998_chevrolet_suburban","1999_chevrolet_suburban","2000_chevrolet_suburban","2001_chevrolet_suburban","2002_chevrolet_suburban"]},{"make":"CHEVROLET","model":"TAHOE","year_from":1998,"year_to":2002,"match":"exact","vehicle_ids":["1998_chevrolet_tahoe","1999_chevrolet_tahoe","2000_chevrolet_tahoe","2001_chevrolet_tahoe","2002_chevrolet_tahoe"]},{"make":"GMC","model":"DENALI","year_from":2000,"year_to":2000,"match":null,"vehicle_ids":[]},{"make":"GMC","model":"PICKUP","year_from":1998,"year_to":1999,"match":null,"vehicle_ids":[]},{"make":"GMC","model":"SIERRA","year_from":1998,"year_to":2001,"match":"exact","vehicle_ids":["1998_gmc_sierra","1999_gmc_sierra","2000_gmc_sierra","2001_gmc_sierra"]},{"make":"GMC","model":"SUBURBAN","year_from":1998,"year_to":1999,"match":"exact","vehicle_ids":["1998_gmc_suburban","1999_gmc_suburban"]},{"make":"GMC","model":"YUKON","year_from":1998,"year_to":2002,"match":"exact","vehicle_ids":["1998_gmc_yukon","1999_gmc_yukon","2000_gmc_yukon","2001_gmc_yukon","2002_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":[]}