There are 5 owner-reported engine complaints for the 2009 Mercedes-Benz E-Classin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
CRANK SHAFT BALANCER WHICH IS SO COMMON AND AN ALMOST $9000 REPAIR. CAR RUNS BUT CAN'T SMOG OR SELL BECAUSE IT THROWS CODES P0016 P0017. THERE IS NO WORD ON MANY CLASS ACTION LAWSUITS ABOUT THIS ONLINE. HOW DO WE FIX. THIS IS A ONE OWNER CAR WITH PROBLEM FOR LAST 50K MILES AND NO SOLUTION.
ENGINE LIGHT ON, DO TO THE BALANCE SHAFT. I WAS TOLD THERE WAS A LAWSUIT BUT MERCEDES BENZ STILL WANT TO CHARGE FOR THERE ISSUE.
OUR 2009 MERCEDES E350 HAS ONLY 39,574 MILES ON IT. ON OCTOBER 26, 2016, THE CHECK ENGINE LIGHT CAME ON, THE VEHICLE STARTED SHAKING, AND THERE WAS NO POWER WHEN ACCELERATING. IT WAS TOWED TO THE MERCEDES DEALERSHIP IN ARCADIA, CA. WE WERE TOLD BY THE DEALERSHIP THAT THE CAM ADJUSTER WAS DEFECTIVE AND WOULD NEED TO BE REPLACED AT A COST OF $2,671. BECAUSE THE CAR HAS BEEN DRIVEN FOR LESS THAN 40,000 MILES, WE ASKED THE DEALERSHIP'S SERVICE AND PARTS DIRECTOR IF MERCEDES WOULD STAND BEHIND THE QUALITY OF THEIR PRODUCTS AND HELP US WITH THE SAFETY ISSUE. HE TOLD US TO CALL THE MERCEDES CUSTOMER SERVICE AT 800-222-0100. AN "EXECUTIVE REFERRAL MANAGER" NAMED IRENE GAVE US A CALL AND SAID THAT THE OFFER FROM MERCEDES WAS A 15% DISCOUNT. BASED ON OUR PREVIOUS EXPERIENCE, THAT IS THE STANDARD DISCOUNT MERCEDES GIVES FOR ITS SERVICE IN CASES WHICH DO NOT INVOLVE A DEFECTIVE PART. IRENE TOLD US THERE WAS NO FURTHER DISCOUNT BEING OFFERED BY MERCEDES. A SEARCH REVEALED A CLASS ACTION LAWSUIT FILED AGAINST MERCEDES BENZ USA IN THE UNITED STATES DISTRICT COURT - NORTHERN DISTRICT OF CALIFORNIA CASE NO. 12-CV-05493 (TEH) FOR PERSONS WHO HAVE PURCHASED OR LEASED MERCEDES-BENZ VEHICLES MODEL YEARS 2005-2007 EQUIPPED WITH M272 OR M273 ENGINES. THE SUIT WAS SETTLED BY MERCEDES WITH THE PLAINTIFFS WHO ALLEGED A DEFECT IN BALANCE SHAFT SPROCKETS IN M272 (V-6) ENGINES THAT CAUSE THE GEARS TO WEAR PREMATURELY. THE PLAINTIFFS CONTEND THAT MERCEDES-BENZ USA, LLC ("MBUSA") HAD A DUTY TO DISCLOSE THIS INFORMATION TO CONSUMERS AT THE TIME THEY PURCHASED THEIR VEHICLES. BASED ON THIS CONDUCT, PLAINTIFFS ALLEGE CLAIMS FOR VIOLATIONS OF THE NEW JERSEY CONSUMER FRAUD ACT, CALIFORNIA'S CONSUMER LEGAL REMEDIES ACT AND UNFAIR COMPETITION LAW. WE BELIEVE THAT THIS IS A SAFETY PROBLEM IN SOME E350S WHICH MBUSA KNOWS ABOUT AND THAT THEY SHOULD REPAIR IT FOR PUBLIC SAFETY REASONS.
THE OIL COOLER ON THE VEHICLE IS LEAKING OIL. THIS IS A LARGE, 15 HOUR REPAIR, THE TOTAL ESTIMATE TO REPLACE THE COOLER AND SEALS IS $2350. I HAVE NOT HAD THIS REPAIR DONE YET. ALSO HAD OTHER OIL SEALS REPLACED IN THE TURBO AREA OF THE ENGINE WHICH COST ME $989.91.
DEAR OFFICER, FROM THE BEGINNING (2010 AUGUST, 0 MILEAGE, MB E320) THE CAR HAS A CHEMICAL SMELL. AT FIRST, I THOUGHT IT WILL GO AWAY. HOWEVER, IN FEW MONTHS IT BECAME THE MOST AWFUL CHEMICAL SMELL (IT IS NOT MOLD, DIESEL FUEL OR EXHAUST). THIS EXTREMELY PENETRATING CHEMICAL(S) IS/ARE COMING FROM CARPET. VENTING/AIR-RECIRCULATION INCREASES CHEMICAL CONCENTRATION IN THE COMPARTMENT TO EXTREME LEVELS. THE CHEMICAL(S) IS/ARE DEFINITIVELY TOXIC GIVE STRONG HEADACHE, DIZZINESS, CAUSE NAUSEA, VOMITING, LIGHT-HEADEDNESS, CAUSE AND ACTIVATE ASTHMA (PERSONAL COMPLAINS) AND OTHER PROBLEMS (GOOGLE SEARCH). DETERIORATION COMPONENTS OF SYNTHETIC ORGANIC COMPOUNDS ARE KNOWN INDUCERS OF CARCINOGENESIS. I WILL BE HAPPY TO PROVIDE ADDITIONAL INFORMATION ON HEALTH ISSUES. BASED ON GOOGLE SEARCH CHEMICALS IN THE CAR COMPARTMENT ARE COMMON PROBLEMS OF MERCEDES, VOLKSWAGEN AND BMW. THE DEALERSHIP REP AGREED WIT CHEMICAL SMELL. THEY OFFER CHEMICAL/DEODORIZER TREATMENT WHAT I AM HESITANT TO ACCEPT AS CHEMICAL ODOR REAPPEAR IN FEW WEEKS (GOOGLE SEARCH). ALSO MANY CHEMICAL DEODORIZER' ARE TOXIC (U.S. ENVIRONMENTAL PROTECTION AGENCY AND THE CONSUMER PRODUCT SAFETY COMMISSION). BASED ON GOOGLE SEARCH THE SOUND PROOFING UNDER THE CARPET IS THE SOURCE AS IT DECOMPOSE IN THESE VEHICLES AND RELEASE THE TOXIC CHEMICAL. DEALERSHIP AGREES THE SOURCE OF CHEMICALS BUT THEY DO NOT AGREE TO CHANGE SOUND PROOFING (ALTHOUGH THEY ADMIT THIS COMMON PROBLEM IN MERCEDES). I RESPECTFULLY ASK NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION AT U S DEPARTMENT OF TRANSPORTATION TO INVESTIGATE THIS HEALTH ISSUE CAUSED BY DECOMPOSITION OF SOUND PROOFING. THIS IS AN ISSUE THAT SEVERELY EFFECTING SAFETY OF DRIVING AND IMPORTANTLY WELL-BEING OF US CITIZENS. SINCERELY, ON BEHALF OF MANY US CITIZENS. *TR
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 25, 2026