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NHTSA campaign 22V315000 · manufacturer recall See Recall Schedule

2006–2012 Mercedes-Benz AMG ML63 and 14 other Mercedes-Benz models: service brakes, hydraulic recall

Reduced brake performance or brake failure can increase the risk of a crash.

critical Do not drive 350,294 vehicles affected 51% reported repaired

What was reported

Source: manufacturer filing, 49 CFR Part 573
Problem Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2006-2012 ML-Class, GL-Class, and R-Class vehicles. Please refer to MBUSA's recall report for specific vehicle model details. Moisture may accumulate and cause corrosion in the brake booster housing unit, which can result in reduced brake performance or brake failure. Risk Reduced brake performance or brake failure can increase the risk of a crash. Fix Owners are advised not to drive their vehicles until the remedy has been performed. Dealers will remove the rubber sleeve, inspect the brake booster, and as necessary, replace the brake booster. All repairs will be performed free of charge. Owner notification letters were mailed June 30, 2022. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's numbers for this recall are 2022050014, 2022050015 2022090006, & 2022090007.

Reported to NHTSA May 9, 2022 by Mercedes-Benz USA, LLC, owners notified Jun 30, 2022.

Which vehicles are covered

Source: NHTSA campaign 22V315000
Model yearOn WhichTrim
2007 Mercedes-Benz AMG ML63every Mercedes-Benz on this site
2008 Mercedes-Benz AMG ML63every Mercedes-Benz on this site
2009 Mercedes-Benz AMG ML63every Mercedes-Benz on this site
2010 Mercedes-Benz AMG ML63every Mercedes-Benz on this site
2011 Mercedes-Benz AMG ML63every Mercedes-Benz on this site
2007 Mercedes-Benz AMG R63every Mercedes-Benz on this site
2007 Mercedes-Benz GL320every Mercedes-Benz on this site
2008 Mercedes-Benz GL320every Mercedes-Benz on this site
2009 Mercedes-Benz GL320every Mercedes-Benz on this site
2010 Mercedes-Benz GL350every Mercedes-Benz on this site
2011 Mercedes-Benz GL350every Mercedes-Benz on this site
2012 Mercedes-Benz GL350every Mercedes-Benz on this site
2007 Mercedes-Benz GL450every Mercedes-Benz on this site
2008 Mercedes-Benz GL450every Mercedes-Benz on this site
2009 Mercedes-Benz GL450every Mercedes-Benz on this site
2010 Mercedes-Benz GL450every Mercedes-Benz on this site
2011 Mercedes-Benz GL450every Mercedes-Benz on this site
2012 Mercedes-Benz GL450every Mercedes-Benz on this site
2008 Mercedes-Benz GL550every Mercedes-Benz on this site
2009 Mercedes-Benz GL550every Mercedes-Benz on this site
2010 Mercedes-Benz GL550every Mercedes-Benz on this site
2011 Mercedes-Benz GL550every Mercedes-Benz on this site
2012 Mercedes-Benz GL550every Mercedes-Benz on this site
2007 Mercedes-Benz ML320every Mercedes-Benz on this site
2008 Mercedes-Benz ML320every Mercedes-Benz on this site
2009 Mercedes-Benz ML320every Mercedes-Benz on this site
2006 Mercedes-Benz ML350every Mercedes-Benz on this site
2007 Mercedes-Benz ML350every Mercedes-Benz on this site
2008 Mercedes-Benz ML350every Mercedes-Benz on this site
2009 Mercedes-Benz ML350every Mercedes-Benz on this site
2010 Mercedes-Benz ML350every Mercedes-Benz on this site
2011 Mercedes-Benz ML350every Mercedes-Benz on this site
2010 Mercedes-Benz ML450every Mercedes-Benz on this site
2011 Mercedes-Benz ML450every Mercedes-Benz on this site
2006 Mercedes-Benz ML500every Mercedes-Benz on this site
2007 Mercedes-Benz ML500every Mercedes-Benz on this site
2008 Mercedes-Benz ML550every Mercedes-Benz on this site
2009 Mercedes-Benz ML550every Mercedes-Benz on this site
2010 Mercedes-Benz ML550every Mercedes-Benz on this site
2011 Mercedes-Benz ML550every Mercedes-Benz on this site
2007 Mercedes-Benz R320every Mercedes-Benz on this site
2008 Mercedes-Benz R320every Mercedes-Benz on this site
2009 Mercedes-Benz R320every Mercedes-Benz on this site
2006 Mercedes-Benz R350every Mercedes-Benz on this site
2007 Mercedes-Benz R350every Mercedes-Benz on this site
2008 Mercedes-Benz R350every Mercedes-Benz on this site
2009 Mercedes-Benz R350every Mercedes-Benz on this site
2010 Mercedes-Benz R350every Mercedes-Benz on this site
2011 Mercedes-Benz R350every Mercedes-Benz on this site
2012 Mercedes-Benz R350every Mercedes-Benz on this site
2006 Mercedes-Benz R500every Mercedes-Benz on this site
2007 Mercedes-Benz R500every Mercedes-Benz on this site
2008 Mercedes-Benz R550every Mercedes-Benz on this site

None of the vehicles this campaign names has a page on WhichTrim: every model year it names is older than the catalogue, which begins at 2016. The campaign record above is complete as filed, and whether one specific vehicle is included is settled by its VIN. Other campaigns on vehicles without a page here →

How much of it has been fixed

Source: manufacturer quarterly report, 49 CFR 573.7
Reported repaired 51%

of the campaign

The final figure: the six quarters of reporting that 49 cfr 573.7 requires have closed.

This is the manufacturer's own cumulative count of vehicles it has inspected and repaired, divided by the vehicles the campaign covers. It files that count with NHTSA every quarter for six consecutive quarters, starting from the quarter in which owners were told a remedy was ready, and then the obligation ends — so a figure on an older campaign is where the count stopped, not where it stands today.

It rarely reaches 100%, and not because the work was not done. The same report asks manufacturers to count vehicles they could not reach at all — exported, stolen, scrapped, or simply never located — and those stay in the denominator. A low number means a lot of these vehicles are still out there unrepaired; it does not tell you which ones.

The federal paperwork

Source: nhtsa.gov

Filed documents

  • Defect report PDF — The manufacturer's own filing to NHTSA describing the defect, the risk and the affected build range.
  • Owner letter PDF — The letter mailed to registered owners, in full.
  • Remedy instructions PDF — What the dealer is told to actually do about it.
  • Chronology PDF — When the manufacturer learned of the problem, and what happened between then and the recall.

Check one specific vehicle

A recall applies to a build range, so year, make and model cannot settle it. NHTSA checks a VIN against the manufacturer's own list and tells you whether the repair is still outstanding on that vehicle.

NHTSA VIN recall lookup →

Campaign 22V315000 · the manufacturer calls it See Recall Schedule

Own one, or run a fleet? Recall Watch checks each VIN against every new NHTSA campaign and emails you when one lands, this one's expansions included. Or take a free one-line alert by model year.

Common questions

Source: NHTSA, 49 CFR Part 573

What does this advisory mean?

Do not drive means exactly that: the manufacturer is telling owners to stop driving the vehicle until the repair is done. These are the two most serious things NHTSA can attach to a campaign, and both mean the risk exists while the vehicle is switched off.

Is See Recall Schedule the same recall as 22V315000?

Yes. See Recall Schedule is the number Mercedes-Benz USA, LLC uses for this campaign in its own paperwork and in the letter it sends owners. 22V315000 is the number NHTSA files it under. One recall, two references — dealers and service departments generally quote the manufacturer's.

Does this recall repair cost anything?

No. Federal law requires the manufacturer to remedy a safety defect or a compliance failure at no charge, for vehicles up to 15 years old measured from the date of first sale. A dealer that asks you to pay for a recall repair is in the wrong.

How do I know whether my vehicle is included?

By VIN, not by model year. The manufacturer files a build range with NHTSA and only vehicles inside it are covered, so two identical-looking cars from the same year can differ. NHTSA's own lookup checks a VIN against the manufacturer's list.

What if the repair is not available yet?

It happens, and often. Manufacturers must notify owners when a defect is found even if the parts or the software are not ready, then notify them a second time once the remedy exists. The remedy filed for this campaign is described above.

What did the manufacturer say was wrong?

The problem, risk and fix quoted on this page are the manufacturer's own words as filed with NHTSA under 49 CFR Part 573. WhichTrim does not paraphrase them.

Who started this recall?

NHTSA's record credits the manufacturer. A recall can begin with the manufacturer's own testing, with a defect investigation, or with a compliance test against a Federal Motor Vehicle Safety Standard.