The 2008 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 30 complaints with NHTSA, most often about the exterior lighting. 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
EXTERIOR LIGHTING
5
ELECTRICAL SYSTEM
4
ENGINE
2
ENGINE AND ENGINE COOLING:ENGINE:DIESEL
2
SEAT BELTS
2
STEERING
2
UNKNOWN OR OTHER
2
2crashes4injuries
VEHICLE SPEED CONTROL
2
1crashes
AIR BAGS
1
EXTERIOR LIGHTING:BRAKE LIGHTS
1
Total complaints30
What owners report
Verbatim reports filed with NHTSA, lightly edited for readability and with personal
information removed.
“Right rear brake light inoperative even with new bulb. Dash warning light shows this light not working .08”
“Right rear brake light inoperative even with new bulb. Dash warning light shows this light not working .08”
“Tow hitch weld broke resulting in vehicle accident. Interstate wreck, could have killed myself, my 9 yr old and 4 dogs along w/ any other vehicles that could have struck us.”
“8/1/2021 accident involving 2008 mercedes ml320 cdi >recall faulty tow hitch< mercedes has refused to conduct an investigation and resolve these damages. While injured (both myself and 9 yr old son w/ a heart condition), no serious injuries or fatalities happened during the accident. It resulted…”
“While driving the mercedes ml320 at night the vehicle suddenly posted the following message "battery voltage is too low. Please start the engine. Otherwise, comand will shut off in 3 minutes." the engine was running at this time and the vehicle was in motion. A short time later the headlights on…”
“The rear turn signals and brakes lights are not working properly, even with new bulbs and replacement of the bulbs base case the turn signal still blinking as if the bulb is burned and the brake light doesn't work simultaneously it work when the turn signal is not used. The car was took to the…”
“The rear turn signals and brakes lights are not working properly, even with new bulbs and replacement of the bulbs base case the turn signal still blinking as if the bulb is burned and the brake light doesn't work simultaneously it work when the turn signal is not used. The car was took to the…”
“My 2008 is having the same problem as this 2009. Mercedes benz is recalling 16,130 my 2009 m-class w164 passenger vehicles equipped with the optional power lift gate. As a result of a faulty seal around the rear tail lamp assembly, water may enter the rear compartment containing the spare tire.…”
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL,
FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2008 Mercedes-Benz Ml320 as of
July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page
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