Does the 2018 Mercedes-Benz SL 450 have any recalls?

2 recalls found in NHTSA data as of September 22, 2026, covering: communication, electrical system, air bags. Recalls apply to the model and year; whether a particular vehicle is included, and whether it has been repaired, depends on its VIN.

How do I check if my 2018 Mercedes-Benz SL 450 recall has been fixed?

Enter your 17-character VIN at nhtsa.gov/recalls, or ask a Mercedes-Benz dealer. Recall repairs are free. NHTSA's VIN search doesn't list recalls that were already repaired.

How many complaints have owners filed about the 2018 Mercedes-Benz SL 450?

1 complaint filed with NHTSA. Complaints are unverified reports from the public that NHTSA uses to decide what to investigate.

2018 Mercedes-Benz SL 450 recalls

Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.

2 recalls found in NHTSA data as of September 22, 2026

For the 2018 Mercedes-Benz SL 450. These apply to the model and year, not to one particular vehicle: check your VIN to see whether yours is included and whether it has been repaired.

Has your Mercedes-Benz been repaired?

Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.

NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. Recall repairs are free.

2018 Mercedes-Benz SL 450 recalls, newest first

February 5, 2021NHTSA 21V0580001,292,258 vehicles potentially affected

Communication › Auto crash notification

Summary: 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.
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.
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.
Components: Communication › Auto crash notification; Electrical system › Software

This recall on nhtsa.gov

August 2, 2019NHTSA 19V571000457 vehicles potentially affected

Air bags › Frontal › Passenger side › Inflator module

Summary: Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2018 SL65 AMG, 2019 SL63 AMG and 2018-2019 SL450 and SL550 vehicles. The front passenger air bag may have been improperly sewn, allowing the seam to tear during deployment.
Consequence: A tear in the air bag may decrease performance and increase the risk of injury.
Remedy: MBUSA will notify owners, and dealers will replace the passenger air bag, free of charge. The recall began December 13, 2019. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2019100016.

This recall on nhtsa.gov

Owner complaints

Owners have filed 1 complaint about the 2018 Mercedes-Benz SL 450 with NHTSA. Complaints are unverified reports from the public; NHTSA uses them to decide what to investigate.

Crashes reported: 0
Fires reported: 0
Injuries reported: 0
Deaths reported: 0

Most complained-about components

Unknown or other1

Other Mercedes-Benz SL 450 years

Other 2018 Mercedes-Benz models

Most recalled 2018 vehicles

2018 Altec Aerial Device (36 recalls)
2018 Blue Bird Vision (35 recalls)
2018 Freightliner Cascadia (26 recalls)
2018 Thomas Built Buses SAF-T-Liner HDX (26 recalls)
2018 Thomas Built Buses SAF-T-Liner C2 (22 recalls)

All of 2018’s most recalled vehicles

Questions

Does the 2018 Mercedes-Benz SL 450 have any recalls?: 2 recalls found in NHTSA data as of September 22, 2026, covering: communication, electrical system, air bags. Recalls apply to the model and year; whether a particular vehicle is included, and whether it has been repaired, depends on its VIN.
How do I check if my 2018 Mercedes-Benz SL 450 recall has been fixed?: Enter your 17-character VIN at nhtsa.gov/recalls, or ask a Mercedes-Benz dealer. Recall repairs are free. NHTSA's VIN search doesn't list recalls that were already repaired.
How many complaints have owners filed about the 2018 Mercedes-Benz SL 450?: 1 complaint filed with NHTSA. Complaints are unverified reports from the public that NHTSA uses to decide what to investigate.