2018 Mercedes-Benz AMG GLC63S Problems, Complaints & Recalls

Source: NHTSA · Updated Sep 17, 2021 · 0 owner complaints analyzed

Compared with other AMG GLC63S years
Not enough data 2nd of 4 for complaints
NHTSA crash rating
Not rated

NHTSA has received no owner complaints about the 2018 Mercedes-Benz AMG GLC63S so far. There are 3 safety recalls covering this model year. NHTSA has opened 1 defect investigation involving it.

Complaints are unverified owner reports and are not adjusted for sales volume.

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2018 Mercedes-Benz AMG GLC63S recalls (3)

Tap a recall to see the problem, the risk and the fix.

Seat beltsNov 1, 2019 · NHTSA campaign 19V788000 · 29,720 vehicles

Problem: Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2018 E400 Wagon 4MATIC, E400 4MATIC, E43 AMG 4MATIC, 2018-2019 E63S AMG 4MATIC Wagon, E63 AMG 4MATIC Wagon, E300, E300 4MATIC, GLC63S Coupe AMG 4MATIC, 2019 CLS450, CLS450 4MATIC, CLS53 AMG 4MATIC, E450 Wagon, E53 AMG 4MATIC, GLC300, GLC63 AMG Coupe 4MATIC, G550 4MATIC, G63 AMG, GLC300 Coupe 4MATIC, GLC300 4MATIC, GLC350e 4MATIC, GLC43 AMG Coupe 4MATIC, GLC43 AMG 4MATIC, GLC63 AMG 4MATIC, GT63 AMG four-door 4MATIC, and GT63S AMG four-door 4MATIC vehicles. Although correctly fastened, the front seat belts may be inaccurately detected as being unfastened, which may cause the electric PRE-SAFE®-function and the pretensioner to be deactivated.

Risk: The electric PRE-SAFE®-function and the seat belt pretensioners may not deploy during a crash, increasing the risk of injury.

Fix: MBUSA will notify owners, and dealers will inspect the front seat belt buckles, replacing them as necessary, free of charge. The recall began March 13, 2020. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2020020017.

Air bags:frontal:passenger side:inflator moduleDec 19, 2018 · NHTSA campaign 18V905000 · 809 vehicles

Problem: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2018-2019 Mercedes-Benz GLC63 AMG Coupe, GLC63S AMG Coupe, and GLC63 vehicles. In the event of a crash, the frontal air bag may have a delayed deployment for certain unbelted front seat passengers. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 208, "Occupant Crash Protection."

Risk: A delay in the air bag deployment can increase the risk of injury.

Fix: MBUSA has notified owners, and dealers will update the air bag control unit software parameters, free of charge. The recall began March 1, 2019. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2019020004.

Air bags:sensor:occupant classificationNov 27, 2018 · NHTSA campaign 18V838000 · 104,663 vehicles

Problem: Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2018 C300 Cabriolet, C300 Coupe, C300 4Matic Cabriolet, C300, C300 4Matic Coupe, C300 4Matic, C43 AMG Cabriolet, C43 AMG Coupe, C63 S AMG Cabriolet, C350e Plug-In Hybrid, C63 AMG Cabriolet, C63 AMG Coupe, C63 S AMG Coupe, C63 AMG, C63 S AMG, 2018-2019 GLC300 4Matic Coupe, GLC300, GLC63 AMG Coupe, GLC300 4Matic, GLC350e Plug-In Hybrid, GLC43 AMG Coupe, GLC43 AMG, GLC63 S AMG Coupe, and GLC63 AMG vehicles equipped with Audio 20 head units and automatic child seat recognition. The status of the passenger side air bag may not display correctly.

Risk: If the passenger air bag is incorrectly displayed as 'ON' when it is not, a front seat passenger may be unaware that the air bag will not deploy in the event of a crash, increasing their risk of injury.

Fix: MBUSA will notify owners, and dealers will update the audio head unit software, free of charge. The recall began January 3, 2019. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2018120009.

To see whether a specific car still has an open recall, enter its VIN on NHTSA's official recall lookup. You can also decode a VIN here.

NHTSA defect investigations

  • Desiccated Air Bag Inflator Rupture (EA21002) — opened Sep 17, 2021, still open.

Other Mercedes-Benz AMG GLC63S years

2019 AMG GLC63S →

YearComplaintsRecalls
2021 AMG GLC63S03
2020 AMG GLC63S12
2019 AMG GLC63S04
201803

See all Mercedes-Benz AMG GLC63S problems by year, every Mercedes-Benz model, or the Mercedes-Benz VIN decoder.

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Frequently asked questions

What are the most common problems with the 2018 Mercedes-Benz AMG GLC63S?

NHTSA has no owner complaints on file yet.

Was there a recall on the 2018 Mercedes-Benz AMG GLC63S?

Yes, 3 safety recalls. Enter your VIN at NHTSA.gov to check whether the repairs were done on your car.

Was the 2018 Mercedes-Benz AMG GLC63S a good year?

Complaint data can't fully answer that, because counts aren't adjusted for sales. Compared with other AMG GLC63S model years, the 2018 has too little data to compare. Always get a pre-purchase inspection and check the VIN for open recalls.