{"nhtsa_id":10043014,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2012-02-08","date":"2011-11-01","document_id":"PIE-0198","mfr_campaign":null,"replaces":null,"component":"STEERING:RACK AND PINION:PINION SHAFT","mfr_system":null,"summary":"CHEVROLET/GMC: SOME VEHICLES MAY EXPERIENCE FLUID LEAKING FROM FRONT DRIVE AXLE AREA. AFTER INSPECTION, PROBLEM FOUND TO BE PINION SEAL LEAKING. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10043014","components":[{"id":"steering","name":"Steering","parent":null},{"id":"steering-gear","name":"Steering gear","parent":"steering"}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO","year_from":2011,"year_to":2011,"match":"exact","vehicle_ids":["2011_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA","year_from":2011,"year_to":2011,"match":"exact","vehicle_ids":["2011_gmc_sierra"]}],"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":[]}