{"nhtsa_id":10091527,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-02-14","date":"2016-08-25","document_id":"NTB16-084","mfr_campaign":null,"replaces":null,"component":"ENGINE","mfr_system":null,"summary":"\"2013-2015 ALTIMA WITH 4-CYL ENGINE; CABIN “BOOM” AND/OR STEERING/FLOOR VIBRATION WHILE DRIVING 4-CYLINDER ENGINE ONLY IF YOU CONFIRM: A “BOOM” OR DRONE SENSATION IS HEARD IN THE CABIN AREA AND/OR A VIBRATION IS FELT IN THE FLOOR AND/OR STEERING WHEEL WHEN DRIVING AND THE ENGINE IS APPROXIMATELY 1,800 RPM. ACTION: 1. CHECK THE GAP BETWEEN THE RUBBER AND METAL PORTIONS OF THE FRONT TUBE EXHAUST HANGER (SEE FIGURE 1 AND PAGE 2, FIGURE 2). 2. IF LESS THAN 1 MM (0.04 INCH) GAP, ADD SHIMS (FLAT WASHERS) BETWEEN THE FRONT SUSPENSION MEMBER AND FRONT EXHAUST TUBE HANGER. SEE PAGE 2, FIGURE 2 AND 3. - MAXIMUM SHIM THICKNESS: 4.6 MM (0.18 INCH)\"","document":null,"url":"https://open.wenmarpro.com/bulletins/10091527","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"NISSAN","model":"ALTIMA","year_from":2013,"year_to":2015,"match":"exact","vehicle_ids":["2013_nissan_altima","2014_nissan_altima","2015_nissan_altima"]}],"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":[]}