{"nhtsa_id":11036850,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-09-03","date":"2026-08-06","document_id":"LI20_10-N-080868_1_en","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN","mfr_system":null,"summary":"Complaint The coolant warning lamp may be displayed in the instrument cluster. The malfunction indicator lamp (MIL) may also be illuminated. Cause Moisture or corrosion may be present in the connector of the low‑temperature circuit switchover valve (Y97/6) or coolant pump 1 (M75/11). Remedy Inspect the connectors and pins at the low‑temperature circuit switchover valve and coolant pump 1 for moisture, corrosion, or terminal damage. If moisture, corrosion, or terminal damage is found, replace the affected connector or wiring harness and the corresponding component as required. If available, use the wiring harness as the repair measure. If the wiring harness is not available or is not applicable, replace the connector housing and required small parts in the wiring harness.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11036850-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11036850-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11036850","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"FREIGHTLINER","model":"SPRINTER 1500","year_from":2023,"year_to":2024,"match":"base","vehicle_ids":["2023_freightliner_sprinter","2024_freightliner_sprinter"]},{"make":"FREIGHTLINER","model":"SPRINTER 2500","year_from":2023,"year_to":2024,"match":"base","vehicle_ids":["2023_freightliner_sprinter","2024_freightliner_sprinter"]},{"make":"FREIGHTLINER","model":"SPRINTER 3500","year_from":2023,"year_to":2024,"match":"base","vehicle_ids":["2023_freightliner_sprinter","2024_freightliner_sprinter"]},{"make":"FREIGHTLINER","model":"SPRINTER 4500","year_from":2023,"year_to":2024,"match":"base","vehicle_ids":["2023_freightliner_sprinter","2024_freightliner_sprinter"]},{"make":"MERCEDES-BENZ","model":"SPRINTER 1500","year_from":2023,"year_to":2025,"match":"base","vehicle_ids":["2023_mercedes-benz_sprinter","2024_mercedes-benz_sprinter","2025_mercedes-benz_sprinter"]},{"make":"MERCEDES-BENZ","model":"SPRINTER 2500","year_from":2023,"year_to":2026,"match":"base","vehicle_ids":["2023_mercedes-benz_sprinter","2024_mercedes-benz_sprinter","2025_mercedes-benz_sprinter","2026_mercedes-benz_sprinter"]},{"make":"MERCEDES-BENZ","model":"SPRINTER 3500","year_from":2023,"year_to":2026,"match":"base","vehicle_ids":["2023_mercedes-benz_sprinter","2024_mercedes-benz_sprinter","2025_mercedes-benz_sprinter","2026_mercedes-benz_sprinter"]},{"make":"MERCEDES-BENZ","model":"SPRINTER 4500","year_from":2023,"year_to":2024,"match":"base","vehicle_ids":["2023_mercedes-benz_sprinter","2024_mercedes-benz_sprinter"]}],"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":[]}