The 2012 Mercedes-Benz Gl450 has 3 NHTSA recall campaigns affecting an estimated 1,077,057 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 51 complaints with NHTSA, most often about the air bags. Last updated July 5, 2026.
Recall campaigns
SERVICE BRAKES, HYDRAULIC24V2980002024-04-2615,604 affected
Defect
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2006-2012 ML, GL, 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.
Consequence
Reduced brake performance or brake failure can increase the risk of a crash.
Remedy
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 on May 24, 2024. Owners may…
SERVICE BRAKES, HYDRAULIC22V3150002022-05-09350,294 affected
Defect
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…
Consequence
Reduced brake performance or brake failure can increase the risk of a crash.
Remedy
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…
AIR BAGS16V0810002016-02-11711,159 affected
Defect
Mercedes-Benz USA, LLC. (MBUSA) is recalling certain model year 2009-2010 ML320 BlueTec 4Matic, GL320 BlueTec 4Matic and R320 CDI 4Matic, 2011 E350 Cabriolet and E550 Cabriolet, 2009-2011 ML350, ML350 4Matic, ML550 4Matic, ML63 AMG, and C63 AMG, 2010-2011 ML450 4Matic Hybrid, E350 Coupe, E350 4Matic, E550 Coupe,…
Consequence
In the event of a crash necessitating deployment of the driver's frontal air bag, the inflator could rupture with metal fragments striking the driver or other occupants resulting in serious injury or death.
Remedy
MBUSA will their notify owners, and Fiat Chrysler will notify the affected Chrysler owners. Dealers for the respective brands will replace the driver's frontal air bag module, free of charge. This recall began November 2016. Mercedes-Benz owners may contact MBUSA customer service at 1-800-367-6372 and Chrysler…
Complaints by component
AIR BAGS
21
SUSPENSION
7
POWER TRAIN
5
2crashes2injuries
SERVICE BRAKES, HYDRAULIC
4
1crashes
SERVICE BRAKES
3
ELECTRICAL SYSTEM
2
ELECTRONIC STABILITY CONTROL (ESC)
2
FUEL/PROPULSION SYSTEM
2
SEAT BELTS
2
STEERING
1
Total complaints51
What owners report
Verbatim reports filed with NHTSA, lightly edited for readability and with personal
information removed.
“The contact owns a 2012 mercedes-benz gl450. The contact received notification of nhtsa campaign number: 22v315000 (service brakes, hydraulic) however, the part to do the recall repair was unavailable. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall…”
“Breaks became unusable due to lost power break fluid caused by corrosion on the lines. Fluid was completely gone and breaks were not effective at all. Dashboard showed red light with break error. Dealer confirmed that rust build up caused the failure.”
“Recently discovered that water intrusion in the back of my vehicle is coming from cracks (longitudinal and transverse) on its roof. The roof has no other damage that would have caused the cracks upon discovery, I took it to my local mb dealership and the attendant that looked at it said he had…”
“While I was driving the car, with the seat belt fastened, the seat belt suddenly popped out. This was a scary experience! Repeated attempts to fasten the seat belt again did not work. On closer inspection, it appears that something inside the fastening system was probably broken, and the seat belt…”
“The contact owns a 2012 mercedes-benz gl450. The contact stated that while merging onto a highway, the vehicle failed to upshift at 32 mph, without warning. The contact pulled over and restarted the vehicle and was then able to resume normal driving. The contact stated that the failure recurred…”
“The contact owns a 2012 mercedes-benz gl450. The contact stated that while merging onto a highway, the vehicle failed to upshift at 32 mph, without warning. The contact pulled over and restarted the vehicle and was then able to resume normal driving. The contact stated that the failure recurred…”
“I have been issued a stop drive order under recall id# 22v315. I have contacted mercedes benz twice and been ignored twice. First call was around july 5th-2022 and second call was on july 12th. They apparently do not care about your stop drive notice as no one has gotten back to me on this issue.”
“The contact owns a 2012 mercedes-benz gl450. The contact was notified that her vehicle was included in nhtsa campaign number: 22v315000 (service brakes, hydraulics). The dealer had been notified about the recall and confirmed that parts were not yet available. The manufacturer had been notified of…”
Defect investigations
InvestigationEA21002 Opened 2021-09-17 · open
Desiccated Air Bag Inflator Rupture
From 2000 through 2017, Takata produced millions of air bag inflators using two types of phase-stabilized ammonium nitrate ("PSAN") propellant -- propellant 2004 and propellant 2004L. After prolonged exposure to high temperature cycles and humidity, inflators using propellant 2004 can degrade, causing the propellant…
InvestigationEA21002 Opened 2021-09-17 · open
Desiccated Air Bag Inflator Rupture
From 2000 through 2017, Takata produced millions of air bag inflators using two types of phase-stabilized ammonium nitrate ("PSAN") propellant -- propellant 2004 and propellant 2004L. After prolonged exposure to high temperature cycles and humidity, inflators using propellant 2004 can degrade, causing the propellant…
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL,
FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2012 Mercedes-Benz Gl450 as of
July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page
contains ads and affiliate links. Full methodology.