NHTSA vehicle safety data
2017 Mercedes Benz SL 450 Recalls & Complaints
The 2017 Mercedes Benz SL 450 has 1 NHTSA recall campaign on file as of October 21, 2026. try.vin has no NHTSA owner complaints on file for the 2017 Mercedes Benz SL 450. Recall repairs are usually free at an authorized Mercedes Benz dealer.
Includes campaigns NHTSA files under the spelling "SL450".
NHTSA recall and complaint data for the 2017 Mercedes Benz SL 450. Recall data is refreshed daily from NHTSA.
Inaccurate Vehicle Location for Emergency Services
NHTSA #21V058000 · Electrical System — Software · NHTSA notice
Reported February 5, 2021 · Mercedes-Benz USA, LLC
Potentially affected: 1,292,258 vehicles
Repair completion: 95.32% (latest rate the manufacturer reported to NHTSA; dataset updated October 21, 2026)
Manufacturer campaign 2021020025 · Owners notified March 12, 2021
Defect description
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2016 - 2021 CLA-Class, GLA-Class, GLE-Class, GLS-Class, SLC-Class, A-Class, GT-Class, C-Class, E-Class, S-Class, CLS-Class, SL-Class, B-Class, GLB-Class, GLC-Class, and G-Class vehicles. Please refer to the Part 573 report for specific vehicle model details. The software design of the communication module may fail to communicate the correct vehicle location for the emergency call system (eCall) in the event of a crash.
Safety consequence
Failure of the eCall system may result in emergency responders being dispatched to the wrong location, increasing the risk of injury following a crash.
Manufacturer remedy
MBUSA will notify owners, and the communication module software will be updated by a dealer, or through an over-the-air (OTA) update, free of charge. The recall began March 12, 2021. Owners may contact MBUSA customer service at 1-877-762-8267. MBUSA's number for this recall is 2021020025.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
Other Mercedes Benz SL 450 model years
Check your 2017 Mercedes Benz SL 450 VIN
Not every recall applies to every VIN in a given year. Enter the 17-character VIN from your Mercedes Benz SL 450 at nhtsa.gov/recalls to see whether your specific vehicle has an unrepaired recall.
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