{"nhtsa_id":10243264,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-10-02","date":"2023-08-19","document_id":"0200623","mfr_campaign":null,"replaces":null,"component":"ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); SUSPENSION","mfr_system":null,"summary":"Service Air Suspension Message On Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ? C15A1-00 - Unable To Obtain Desired Ride Height. ? C1509-00 - Low Airmass. Customer may also comment on one or more of the following: ? Service Air Suspension message on in the Electronic Vehicle Information Center (EVIC). ? One corner of the vehicle is sagging. ? Vehicle may not be able to achieve desired ride height. This bulletin involves inspecting the air lines at the fast down leveling valve and possibly properly seating the air lines.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10243264-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10243264-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10243264","components":[{"id":"driver-assistance","name":"Driver assistance","parent":null},{"id":"suspension","name":"Suspension","parent":null}],"codes":["C1509","C15A1"],"topics":[],"vehicles":[{"make":"JEEP","model":"GRAND CHEROKEE","year_from":2023,"year_to":2023,"match":"exact","vehicle_ids":["2023_jeep_grand-cherokee"]}],"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":[]}