Mercedes-Benz ยท 2020
2020 Mercedes-Benz SL450
Official EPA fuel economy and NHTSA recall record, best combined figure 22 MPG.
Fuel economy (EPA)
| Engine | Transmission | Fuel | City | Highway | Combined | CO2 g/mi |
|---|---|---|---|---|---|---|
| 3.0L 6-cyl | Automatic 9-spd | Premium | 20 | 28 | 22 | 395 |
Safety recalls (NHTSA)
2 campaigns on record for this model year. Recall repairs are free at dealers; check your exact vehicle by VIN on nhtsa.gov/recalls.
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 veh
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2017-2022 CLA-Class, GLA-Class, GLE-Class, GLS-Class, SLC-Class, A-Class, AMG GT-Class, C-Class, E-Class, S-Class, SL-Class, GLC-Class, CLS-Class, GLB-Class, and G-Class vehicles. Please refer to MBUSA's recall report for specific vehicle model details. An error in the communication module's SIM card software can cause a mobile network connecti
Owner complaints (NHTSA)
2 complaints filed by owners for this model year. Complaints are owner reports, not confirmed defects - browse them in full on nhtsa.gov.
Frequently Asked Questions
What is the fuel economy of a 2020 Mercedes-Benz SL450?
EPA figures for the 2020 Mercedes-Benz SL450 reach 22 MPG combined depending on configuration; the table on this page lists every tested engine and transmission combination.
Are there recalls on the 2020 Mercedes-Benz SL450?
NHTSA lists 2 safety recall campaigns for the 2020 Mercedes-Benz SL450. Check your specific vehicle by VIN on the official NHTSA site, recalls are fixed free of charge by dealers.
What are common problems with the 2020 Mercedes-Benz SL450?
Owners have filed 2 complaints with NHTSA for the 2020 Mercedes-Benz SL450, most often about: Electrical System, Communication. Complaint counts reflect what owners report, not confirmed defects.
Sources: EPA fueleconomy.gov, the NHTSA recalls, complaints and 5-Star Safety Ratings databases (all US public data), refreshed monthly. Recall texts are quoted from the official record. Details on About & Data Sources.