Mercedes-Benz Recall 17V-177: Electrical system – software

Affected: 2016 Mercedes-Benz AMG GT S, 2013 Mercedes-Benz C250, 2008–2016 Mercedes-Benz C300 and 13 more. Filed with NHTSA on March 14, 2017, covering about 51 vehicles.

The problem

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2016 AMG GT-S, GLC300, CLA250 and GLE300d 4Matic vehicles, 2013 C250, E350 BlueTec and G63 AMG vehicles, 2008-2014 C300 vehicles, 2013-2014 C300 4Matic and ML350 4Matic vehicles, 2009 C350 vehicles, 2014 CLS550, E350 4Matic, E350 Coupe 4Matic, E350 Wagon 4Matic, GLK350 and SL550 vehicles, 2012 CLS550 4Matic vehicles, 2012-2016 E350 vehicles, 2016-2017 GL450 4Matic vehicles, 2012-2014 ML350 4Matic BlueTec vehicles, 2015 S550, S550 4Matic and C300 4Matic Sedan vehicles, 2015-2016 C300 Sedan vehicles, and 2017 SL63 AMG vehicles. Various control units on these vehicles may have been updated with incorrect software, potentially affecting the correct deployment of the air bags in the event of a crash.

The risk

If the air bags do not deploy as intended in the event of a crash, there would be an increased risk of injury in the event of a crash.

The fix

MBUSA will notify owners, and dealers will update software in the affected control units, free of charge. The recall began April 21, 2017. Owners may contact MBUSA customer service at 1-800-367-6372.

Recall details

NHTSA campaign17V-177 (17V177000)
ManufacturerMercedes-Benz USA, LLC
ComponentElectrical system › Software
Report dateMarch 14, 2017
Owners notifiedApril 21, 2017
Vehicles affected51
Initiated byManufacturer

Vehicles covered

Owner complaints about the electrical system

Frequently asked questions

Is the recall 17V-177 repair free?

Yes. Mercedes-Benz dealers will fix the problem at no cost: MBUSA will notify owners, and dealers will update software in the affected control units, free of charge. The recall began April 21, 2017. Owners may contact MBUSA customer service at 1-800-367-6372.

How do I know if my car is included?

Not every vehicle of the listed model years is affected — the recall covers 51 vehicles built in a certain window. Check your 17-character VIN with our VIN recall check or at nhtsa.gov/recalls.

Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.