{"nhtsa_id":11029783,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-03-05","date":"2026-02-25","document_id":"9100761 Rev 1","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Verify \"Z\" part number availability. Order a \"Z\" part number for all Exchange Orders, Warranty, Mopar, Customer Pay and Service Contract. Order \"68\" part number for New, Unsold units only.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11029783-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11029783-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11029783","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"JEEP","model":"GRAND CHEROKEE","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_jeep_grand-cherokee"]},{"make":"JEEP","model":"GRAND CHEROKEE 4XE","year_from":2021,"year_to":2021,"match":"base","vehicle_ids":["2021_jeep_grand-cherokee"]},{"make":"JEEP","model":"GRAND CHEROKEE L","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_jeep_grand-cherokee-l"]}],"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":[]}