2009 Mercedes-Benz ML320 BLUETEC Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2009 Mercedes-Benz ML320 BLUETEC
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2009 Mercedes-Benz ML320 BLUETEC ProblemsSupplemental restraint system (SRS)/airbag light may illuminate
The supplemental restraint system (SRS)/airbag light may illuminate due to damaged wires in the steering column. Any damaged wires should to be repaired and protected as necessary from further damage.
The HVAC blower motor may fail. This is commonly caused by water entry through the cabin air filter areas during heavy rain or snow. Failed blower motors should be replaced. Our technicians tell us there is no special fix for this issue at this time.
The transmission drive selector module may fail resulting in the loss of gear selection capability. This condition can leave the vehicle stranded, and will require replacement of the drive selector module.
2009 Mercedes-Benz ML320 BLUETEC QuestionsThe turbo cuts out after driving downhill. It resets after engine stopped. (2 answers)
When cruising downhill against compression (not using accelerator) there is a total loss of power when accelerating again. When I turn off the ignition, the turbo "resets" and functions normally until I hit the next downhill. This is for an ML 320 CDi, not Bluetec but the diesels do not...
Car was towed for unrelated reason. I had a flat tire on what was supposed to be run flat tires. MB Dealership put them on in November. Now I find out they did NOT put on RUN FLAT which is a problem because car is not designed with spare. They are fixing their “mistake” but the tow truck that...
the dealer did some programming and retraining, but when worm the lights on the dashboard start flushing and turn signals stop working, can not switch to park, transmision shifting hard. when left to cool, starts properly, no lights on dash until warms up.
2009 Mercedes-Benz ML320 BLUETEC RecallsDriver's Frontal Air Bag Inflator Ruptures And Sprays Metal Fragments
The driver's frontal air bag inflator may deploy the air bag with excessive pressure, resulting in the inflator rupturing and causing metal debris to be sprayed onto vehicle occupants. Dealers will replace the driver's frontal air bag module free of charge to resolve the concern.
Due to a faulty seal around the tail light assembly, water may enter the rear compartment containing the spare tire. The water could damage the lift gate control module, causing it to fail. The failed module could overheat, increasing the risk of a fire. Dealers will update the tail light seals and relocate the lift gate control module. This recall is expected to begin during April of 2009. The Mercedes recall number is 2009030003.