The 2007 Mercedes-Benz Ml320 has 2 NHTSA recall campaigns affecting an estimated 365,898 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 20 complaints with NHTSA, most often about the engine and engine cooling. 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…
Complaints by component
ENGINE AND ENGINE COOLING
3
SEATS
3
1fires1injuries
ELECTRICAL SYSTEM
2
POWER TRAIN
2
SERVICE BRAKES, HYDRAULIC
2
AIR BAGS
1
AIR BAGS:SIDE/WINDOW:CURTAIN
1
ENGINE AND ENGINE COOLING:ENGINE
1
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)
1
1fires
FUEL SYSTEM, GASOLINE
1
Total complaints20
What owners report
Verbatim reports filed with NHTSA, lightly edited for readability and with personal
information removed.
“My 2007 mb ml320 cdi has problem with water entering where spare tire located,after rain or when I use car wash.it builds inside so much water that module for for fuel pump stopped working,all wires were corroded,I paid for repairs from my pocket because mb dealership refused to fix my vehicle…”
“My 2007 mb ml320 cdi has problem with water entering where spare tire located,after rain or when I use car wash.it builds inside so much water that module for for fuel pump stopped working,all wires were corroded,I paid for repairs from my pocket because mb dealership refused to fix my vehicle…”
“Premature line corrosion on all of the steel hard lines. The brake lines are corroded and blistered and one of the lines are leaking fluid.”
“Sts light on with message saying right curtain airbag malfunction visit workshop”
“Sts light on with message saying right curtain airbag malfunction visit workshop”
“The contact owns a 2007 mercedes-benz ml320. The contact received notification of nhtsa campaign number: 22v315000 (service brakes, hydraulics) however, the part to do the recall repair was not yet available. The dealer was made aware of the issue. The contact stated that the manufacturer had…”
“The contact owns a 2007 mercedes-benz ml320. The contact was made aware of nhtsa campaign number: 22v315000 (service brake, hydraulic) however, the part to do the recall repair was not yet available. The local dealers mercedes-benz of seattle (2025 airport way s, seattle, wa 98134:[REDACTED]) and…”
“The vehicle would suddenly stop shifting or shift into neutral. This could happen at freeway speeds, where it would suddenly not have any power and just coast or it could be stuck in 4th at a stoplight and not be able to move.”
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL,
FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2007 Mercedes-Benz Ml320 as of
July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page
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