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

8 recalls found in NHTSA data as of September 22, 2026, covering: structure, communication, electrical system, service brakes, hydraulic, lane departure, steering. 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 S 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 S 450?

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

2018 Mercedes-Benz S 450 recalls

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

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

For the 2018 Mercedes-Benz S 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 S 450 recalls, newest first

March 19, 2021NHTSA 21V19700015,096 vehicles potentially affected

Structure › Body › Roof and pillars

Summary: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2017-2020 C300 Coupe, C43 Coupe AMG, C43 AMG, 2015-2020 C300, GLA250, 2016-2018 C350e, CLA45 Coupe AMG, 2015 C400, S65 AMG, 2015-2019 C63 AMG, 2016 C450, 2015-2016 GLA45 AMG, S600, 2016-2020 GLC300, 2017-2019 GLC43 AMG, GLE43 Coupe AMG, 2014-2019 CLA250 Coupe, 2014-2015 CLA45 AMG, 2018 GLC63 AMG, 2014-2017 S550, 2018-2020 S450, 2016-2019 GLE63 Coupe AMG, 2016 GLE450 Coupe, 2014-2020 S63 AMG, 2018-2019 S560, and 2019 GLC350e vehicles equipped with a panoramic sunroof. The front roof panel located between the windshield and the panoramic sunroof may not have been bonded correctly to the vehicle during a prior repair.
Consequence: The adhesive bonding of the front panel might deteriorate, possibly causing the front panel to detach from the vehicle and become a road hazard, increasing the risk of a crash.
Remedy: Mercedes-Benz dealer will remove the bonded panel and will install a new front panel by following the detailed repair instructions and using the approved primer, cleaner and adhesive, free of charge. Owner notification letters were mailed on September 3, 2021 and October 26, 2021. Owners may contact MBUSA customer service at 1-800-367-6372.

This recall on nhtsa.gov

February 12, 2021NHTSA 21V07200067 vehicles potentially affected

Communication › Auto crash notification

Summary: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2017-2019 C300, E300, 2018-2020 CLA250, 2020 CLS450, AMG E53, AMG GT53, GLE450, 2018 AMG E63, AMG GTA, 2017-2020 GLA250, GLC300, 2019 GLC350, AMG GLC43, 2017-2018 GLE350, 2019 AMG GLC 43, GLC350, GLE400, 2017 GLS450, S550, C300 Cabrio, and 2018-2019 S560 vehicles. On June 18, 2021, an additional 9 vehicles were added, including certain 2021 GLA250, GLC300, 2018 S450, E400, and 2017 CLA250 vehicles. The communication module might have been inadvertently deactivated during a service visit, which could have disabled the Emergency Call (eCall) function.
Consequence: A disabled eCall system would prevent a vehicle occupant from contacting emergency services through the call center in an emergency, potentially delaying emergency responders and increasing the risk of injury.
Remedy: MBUSA will notify owners, and dealers will inspect the communication module and activate it, if necessary, free of charge. The recall began March 31, 2021. Letters for the owners of the 9 additional vehicles were mailed July 9, 2021. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2021030005.
Components: Communication › Auto crash notification; Communication

This recall on nhtsa.gov

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

December 20, 2019NHTSA 19V91500075 vehicles potentially affected

Service brakes, hydraulic › Foundation components › Disc › Pads

Summary: Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2018 S560 and S450 vehicles. These vehicles may be equipped with front brake components (brake discs, calipers, and pads) with different dimensions than specified for the vehicle.
Consequence: The incorrect size brake components may lead to the wrong replacement components fitted to the vehicle during brake repairs, possibly affecting braking performance and increasing the risk of a crash.
Remedy: MBUSA will notify owners, and dealers will replace the front brake system, free of charge. The recall began May 8, 2020. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2020030020.
Components: Service brakes, hydraulic › Foundation components › Disc › Pads; Service brakes, hydraulic › Foundation components › Disc › Caliper; Service brakes, hydraulic › Foundation components › Disc

This recall on nhtsa.gov

December 19, 2018NHTSA 18V9100006,200 vehicles potentially affected

Lane departure › Lane keep › Steering assist

Summary: Mercedes-Benz USA, LLC. (Mercedes) is recalling certain 2018 S450 4MATIC, S560 4MATIC Coupe, S63 AMG 4MATIC Coupe, Maybach S560 4MATIC, S560 4MATIC, S63 AMG and S63 AMG 4MATIC Cabrio vehicles. The Hands-off-Detection system may malfunction, causing the Active Steering Assist system to remain engaged despite the driver's hands not being on the steering wheel for a prolonged period of time.
Consequence: If the system remains active despite the driver not having their hands on the wheel, the driver's inattention may increase the risk of crash.
Remedy: Mercedes has notified owners, and dealers will update the software of the steering control unit, free of charge. The recall began May 13, 2019. Owners may contact Mercedes customer service at 1-800-367-6372. MBUSA's number for this recall is 2019040024.
Components: Lane departure › Lane keep › Steering assist; Lane departure › Lane keep › Automatic steering; Steering › Electric power assist system

This recall on nhtsa.gov

December 19, 2018NHTSA 18V9080005,754 vehicles potentially affected

Lane departure › Lane keep › Steering assist

Summary: Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2018 AMG S63 4MATIC coupe, AMG S63 4MATIC sedan, AMG S63 4MATIC Cabriolet, S450 4MATIC sedan, S560 4MATIC coupe, S560 4MATIC sedan, and Maybach S560 4MATIC vehicles. Due to an incorrect steering boot installation, the Active Steering Assist system may remain engaged despite the driver's hands not being on the steering wheel for a prolonged period of time.
Consequence: If the system remains active despite the driver not having their hands on the wheel, the driver's inattention may increase the risk of crash.
Remedy: MBUSA has notified owners, and dealers will inspect the vehicles and correct the steering boot installation, as necessary, free of charge. The recall began May 13, 2019. Owners may contact Mercedes Benz customer service at 1-800-367-6372. MBUSA's number for this recall is 2019040025.
Components: Lane departure › Lane keep › Steering assist; Steering › Electric power assist system

This recall on nhtsa.gov

June 15, 2018NHTSA 18V4070001,701 vehicles potentially affected

Electrical system

Summary: Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2018 Mercedes-Maybach S560 and S560 4Matic and Mercedes S450 4Matic, S450, S560, S560 4Matic, and S560 Coupe 4Matic vehicles. The electrical power bars inside the pre-fuse box in the trunk may not have been secured properly.
Consequence: If the power bars are not properly secured, it can cause higher electrical resistance increasing the risk of a fire. Additionally, an intermittent contact between the power bars could lead to a loss of vehicle functions. The engine operation, the seat belt functions and the instrument cluster could be impaired, increasing the risk of a crash and injuries.
Remedy: MBUSA will notify owners, and dealers will inspect the pre-fuse box, replacing it as necessary, free of charge. The recall began August 30, 2018. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2018080001.

This recall on nhtsa.gov

December 18, 2017NHTSA 17V8160008,700 vehicles potentially affected

Latches/locks/linkages › Doors › Latch

Summary: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2017 GLE400 4Matic, GLE350 4Matic, GLE350, GLE550e 4Matic, GLE43 AMG 4Matic, GLE63 AMG 4Matic, GLS450, GLE63S 4Matic, GLS63 4Matic, S550e, S600, S63 AMG 4Matic, S65 AMG, S550, Mercedes-Maybach S600, Mercedes-Maybach S550 4Matic, GLE43 AMG 4Matic Coupe, GLE63S 4Matic Coupe, 2017-2018 GLS550 4Matic, S550 4Matic, 2018 S450, and S63 AMG 4Matic vehicles. The rear passenger door on the driver side may indicate that it is locked, when it may not be. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 206, "Door Locks and Door Retention Components."
Consequence: If the door appears to be locked, the door may be unintentionally opened, increasing the risk of injury.
Remedy: MBUSA will notify owners, and dealers will inspect the left rear door lock, replacing it as necessary, free of charge. The recall is expected to begin in January 2018. Owners may contact MBUSA customer service at 1-877-496-3691.

This recall on nhtsa.gov

Owner complaints

Owners have filed 7 complaints about the 2018 Mercedes-Benz S 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

Forward collision avoidance › Automatic emergency braking2
Service brakes2
Power train1
Seat belts1
Steering1

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Questions

Does the 2018 Mercedes-Benz S 450 have any recalls?: 8 recalls found in NHTSA data as of September 22, 2026, covering: structure, communication, electrical system, service brakes, hydraulic, lane departure, steering. 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 S 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 S 450?: 7 complaints filed with NHTSA. Complaints are unverified reports from the public that NHTSA uses to decide what to investigate.