NHTSA Campaign Number

18V838000

AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION

Reported to NHTSA: November 27, 2018

Key Takeaways

Recall 18V838000 currently maps to 3 tracked vehicle-year pages across 1 make.
This page summarizes the official defect description, safety consequence, and remedy text published by NHTSA for this campaign.
This is a campaign-level lookup, not a VIN-level clearance result. Use a VIN lookup before assuming your specific vehicle is still open.

Useful Next Steps

Check a VIN for an open recall Read what to do after a recall notice Browse more air bags recalls Open an affected vehicle page

Defect Description

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.

Safety Consequence

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.

Remedy

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.

What This Recall Page Shows

This page summarizes a single NHTSA recall campaign, including the defect description, safety consequence, and manufacturer's remedy. The affected vehicles listed below are the make/model/year combinations tracked in our database — this is not a VIN-specific result. To check whether your individual vehicle is covered by this recall, enter your 17-digit VIN at nhtsa.gov/recalls. Click any vehicle below to view its full safety profile.

VIN recall lookup guide What to do after a recall More air bags recalls

Affected Vehicles (3)

Year	Make	Model
2018	Mercedes-Benz	C-Class
2018	Mercedes-Benz	GLC-Class
2019	Mercedes-Benz	GLC-Class

Browse Affected Vehicles

Related Air Bags Campaigns

These campaigns share the same broad recall component family, so they are useful if you want to compare how similar issue types appeared across other vehicles and time periods.

26V254000AIR BAGSHyundai Motor America (Hyundai) is recalling certain 2025 Elantra N, 2026 Tucson, Tucson Hybrid, Tucson Plug-In Hybrid Electric (PHEV), and Elantra vehicles. The B-pillar impact se…2 tracked vehicle pages · Apr 21, 2026 26V230000AIR BAGSNissan North America, Inc. (Nissan) is recalling certain 2009-2010 Cube vehicles. The driver’s air bag inflator may detach from the steering wheel during air bag deployment.2 tracked vehicle pages · Apr 10, 2026 26V227000AIR BAGSHonda (American Honda Motor Co.) is recalling certain 2018-2022 Odyssey vehicles. A software programming error can cause the side and side curtain air bags to deploy unexpectedly.5 tracked vehicle pages · Apr 9, 2026 26V201000AIR BAGSFord Motor Company (Ford) is recalling certain 2025-2026 Bronco Sport and Maverick vehicles. The Occupant Classification Sensor (OCS) unit may fail to correctly detect the presence…4 tracked vehicle pages · Mar 31, 2026

This recall information is from NHTSA campaign 18V838000. This site is not affiliated with NHTSA. Contact your dealer or call NHTSA's Vehicle Safety Hotline at 1-888-327-4236 for more information.

Data synced from NHTSA on May 4, 2026