1999 Mercedes-Benz Ml320 Recalls
No NHTSA recalls on record for the 1999 Mercedes-Benz Ml320. That means NHTSA has no open safety campaign for this vehicle — it does not guarantee the absence of problems. Owners have filed 164 complaints with NHTSA, most often about the engine and engine cooling. Last updated July 5, 2026.
Complaints by component
What owners report
Verbatim reports filed with NHTSA, lightly edited for readability and with personal information removed.
“The contact owns a 1999 mercedes-benz ml320. The contact stated while driving approximately 30 mph and other various speeds, the vehicle lost power steering functionality. The contact stated that she refilled the power steering reservoir several times and noted that there was a stain underneath…”
“There was a recall on the steering on my 1999 mercedes benz . The manufacturer said its closed . The steering is leaking and hard to drive and I fear the power steering pump will go out while I am driving the vehicle. I fear for my safety. How can I get this recall opened and my vehicle fixed .”
“I was in an accident a week ago my airbags did not deploy under serious impacts my car rolled serveral times before comming to a stop on its side not one airbag went off also there was a warning light lit up about the bas system and some other malfunction the two warning lights never went off they…”
“The yaw rate sensor is causing the car to unintended breaking. It started the breaking since I purchased the car in june, however over a week ago the actual car will break while im drive and bring the car to a complete stop and will not go until I cut the car completely off and let it sit for…”
“The yaw rate sensor is causing the car to unintended breaking. It started the breaking since I purchased the car in june, however over a week ago the actual car will break while im drive and bring the car to a complete stop and will not go until I cut the car completely off and let it sit for…”
“Driving at highway speed 65mph, the ml320 slammed on the front right side break causing truck to swerve right nearly out of control. When stopping and checking the front right tire, hub and brake pad were smoking and very hot”
“Driving at highway speed 65mph, the ml320 slammed on the front right side break causing truck to swerve right nearly out of control. When stopping and checking the front right tire, hub and brake pad were smoking and very hot”
“This is in regard to nhtsa id #10033607, also mercedes benz service campaign #[REDACTED] dated jan 2010, for model 163. My vehicle isn't covered by above mercedes service campaign because it's v-6 model, but showing exactly the same safety problem. I've taken and attached a few photos of the…”
Defect investigations
POWER STEERING HOSE ASSEMBLY LEAKAGE
THE HOSE CLAMP USED TO SECURE THE POWER STEERING FLUID COOLING HOSE TO THE STEERING FLUID COOLER MAY NOT PROVIDE SUFFICIENT CLAMPING FORCE FOR THE CONNECTION.THE LOSS OF POWER STEERING FLUID MAY RESULT IN GRADUAL REDUCTION IN POWER STEERING ASSIST (I.E., INCREASED STEERING EFFORT) OVER TIME, WITH POTENTIAL DAMAGE TO…
POWER STEERING HOSE ASSEMBLY LEAKAGE
THE HOSE CLAMP USED TO SECURE THE POWER STEERING FLUID COOLING HOSE TO THE STEERING FLUID COOLER MAY NOT PROVIDE SUFFICIENT CLAMPING FORCE FOR THE CONNECTION.THE LOSS OF POWER STEERING FLUID MAY RESULT IN GRADUAL REDUCTION IN POWER STEERING ASSIST (I.E., INCREASED STEERING EFFORT) OVER TIME, WITH POTENTIAL DAMAGE TO…
ENGINE CRANKSHAFT PULLEY FAILURE
THE OFFICE OF DEFECTS INVESTIGATION (ODI) OPENED THIS PRELIMINARY EVALUATION TO INVESTIGATE ALLEGATIONS OF ENGINE CRANKSHAFT PULLEY HARMONIC BALANCER FAILURE THAT COULD RESULT IN LOSS OF POWER-STEERING ASSIST.ODI HAS RECEIVED A TOTAL OF 546 NON-DUPLICATIVE REPORTS THAT ALLEGE ENGINE CRANKSHAFT PULLEY HARMONIC…
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL, FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 1999 Mercedes-Benz Ml320 as of July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page contains ads and affiliate links. Full methodology.