{"nhtsa_id":11037585,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-09-30","date":"2026-09-24","document_id":"08-339-26","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Max Tow Right and Left Rear Wheel Speed Sensors Inoperable Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● C003A-62 - Right Rear Wheel Speed Sensor - Signal Compare Failure. ● C0037-62 - Left Rear Wheel Speed Sensor - Signal Compare Failure. ● C003A-2F - Right Rear Wheel Speed Sensor - Signal Erratic. ● C0037-2F - Left Rear Wheel Speed Sensor - Signal Erratic. Customers may comment on one or more of the following: ● The check engine light is illuminated. ● The Anti-Lock Brake System (ABS) light is illuminated. ● The Traction Control System (TCS) light is illuminated. ● The Forward Collision Warning (FCW) light is illuminated. ● The \"4WD Unavailable\" message is displayed in the Instrument Panel Cluster (IPC). ● Vehicle might not shift from Drive to Park or vice versa. NOTE: The vehicle safe hold systems are in place if the vehicle does not shift to Park. ● Vehicle will not shut off. This bulletin involves replacing both rear wheel speed sensors.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11037585-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11037585-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11037585","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":["C0037","C003A"],"topics":[],"vehicles":[{"make":"RAM","model":"3500","year_from":2024,"year_to":2026,"match":"exact","vehicle_ids":["2024_ram_3500","2025_ram_3500","2026_ram_3500"]}],"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":[]}