{"nhtsa_id":11033960,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-06-18","date":"2026-06-09","document_id":"9100818","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; STRUCTURE:BODY","mfr_system":null,"summary":"Power Side-Steps/Running Boards not working properly, stuck or inoperable due to DTCs: B1DB2-13 - Left Power Side Step Motor - Circuit Open / B1DB3-13 - Right Power Side Step Motor - Circuit Open B1DB4-39 - Left Power Side Step Position Sensor - Signal Has Too Few Pulses / B1DB5-39 - Right Power Side Step Position Sensor - Signal Has Too Few Pulses Please do not replace the motors or the module if you're seeing this DTCs coming up Write/record the DTCs in the narrative Please refer to the DTC service manuals available in the Service Library to root cause and repair accordingly","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11033960-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11033960-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11033960","components":[{"id":"structure-body","name":"Body and frame","parent":null},{"id":"electrical","name":"Electrical system","parent":null}],"codes":["B1DB2","B1DB3","B1DB4","B1DB5"],"topics":[],"vehicles":[{"make":"JEEP","model":"GRAND WAGONEER","year_from":2026,"year_to":2026,"match":"exact","vehicle_ids":["2026_jeep_grand-wagoneer"]},{"make":"JEEP","model":"WAGONEER","year_from":2026,"year_to":2026,"match":null,"vehicle_ids":[]}],"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":[]}