Structure: body: roof and pillars (Mercedes-Benz)
Vehicle recall 21V-197. NHTSA received Mercedes-Benz USA, LLC’s report on Mar 19, 2021.
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The short answer
NHTSA received Mercedes-Benz USA, LLC’s report on Mar 19, 2021. Copied from NHTSA on Oct 19, 2026.
Every line below is in NHTSA’s own words, with its source beside it.
What’s wrong with it?
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.
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.
NHTSA, Recalls flat file. Released Oct 19, 2026. Updated daily.
- NHTSA’s part: Structure: body: roof and pillars.
What should you do?
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.
NHTSA, Recalls flat file. Released Oct 19, 2026. Updated daily.
- How to reach the firm: 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.
- Check a vehicle by its VIN at NHTSA: the recalls still open on it are listed there.
Which ones are recalled?
NHTSA counts 15,096 vehicles potentially involved, across everything this recall names.
Each model year opens its own page: every recall naming it, its owner complaints and its crash ratings.
NHTSA, Recalls flat file. Released Oct 19, 2026. Updated daily.
- Mercedes-Benz C 3002020201920182017
- Mercedes-Benz S 450202020192018
- Mercedes-Benz C 350 E2018
- Mercedes-Benz CLA 25020192018
- Mercedes-Benz GLA 250202020192018201720162015
- Mercedes-Benz AMG S63202020192018201720162015and 2014, before the model years listed here
- Mercedes-Benz AMG GLA4520162015
- Mercedes-Benz CLA250201720162015and 2014, before the model years listed here
- Mercedes-Benz S550201720162015and 2014, before the model years listed here
- Mercedes-Benz C30020162015
- Mercedes-Benz C4002015
- Mercedes-Benz AMG CLA452018201720162015and 2014, before the model years listed here
- Mercedes-Benz AMG S652015
- Mercedes-Benz GLE4502016
- Mercedes-Benz AMG GLE632019201820172016
- Mercedes-Benz S60020162015
- Mercedes-Benz C4502016
- Mercedes-Benz GLC30020172016
- Mercedes-Benz AMG C6320192018201720162015
- Mercedes-Benz AMG GLE43201920182017
- Mercedes-Benz C350E20172016
- Mercedes-Benz AMG C432020201920182017
- Mercedes-Benz AMG GLC43201920182017
- Mercedes-Benz GLC 300202020192018
- Mercedes-Benz AMG GLC632018
- Mercedes-Benz GLC350E2019
- Mercedes-Benz S56020192018
Who is recalling it?
- Made by Mercedes-Benz USA, LLC.
NHTSA, Recalls flat file. Released Oct 19, 2026. Updated daily.
What the record doesn’t say
- NHTSA’s recall file doesn’t say whether anyone was hurt. Owners’ complaints are counted on each vehicle’s page.
- Whether one vehicle or seat has been fixed: only its maker, or NHTSA’s lookup with a VIN, can say.
- How many have been returned or fixed isn’t in the notice.
Hearth Record wrote these lines.
Sources
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National Highway Traffic Safety Administration, Recalls flat file (FLAT_RCL_POST_2010).
Released Oct 19, 2026 and checked Oct 19, 2026. Updated daily. Public domain (U.S. Government work).
Vehicle, car seat, tire and vehicle equipment recalls, owner complaints and crash ratings are from the National Highway Traffic Safety Administration (NHTSA). Copied on Oct 19, 2026.