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About Mercedes-Benz 350SD

Belonging to the Mercedes-Benz W126, which is a series of S-Class automobiles and the S-Class is formerly known as Sonderklasse (German for "special class", abbreviated as "S-Klasse"), and is Mercedes-Benz's flagship as well as the successor to Mercedes-Benz Type 300, Mercedes-Benz 350SD was built by the Daimler-Benz between 1990 and 1991 as a full-size luxury car. Originally introduced as a model in the W126 lineup, 350SD was only available for one model year before being discontinued.
Mercedes-Benz 350SD (W126) made its debut for the 1991 model year and was offered in only one body style, 4-door sedan as well as came in only one trim level. "SD" in its name stands for S-Klasse-Diesel, which indicates the 350SD was diesel-powered. Like other models in this lineup, 350SD featured a front suspension using a separate spring and damper with a rubber top mount and a rear suspension featuring the Mercedes multi-link axle. Meanwhile, the 350SD came standard with a single windscreen wiper hat had an eccentric mechanism at its base that extended the wiper's reach to the top corners of the windscreen, optional headrests that would fold down remotely to improve rearward visibility when required, a "neighbor-friendly" rear door that was pulled in the shut-position silently and automatically by a sensor-controlled servomotor, a tight-fitting rear gate that could minimize the cabin noise, additional oxygen sensor in the exhaust system in conjunction with a semi-electronic fuel injection system, could make the engine run more efficiently. During its lifetime, 350SD was powered by a 3.5 L inline 6-cylinder diesel engine rated at 134 horsepower and 229 lb-ft of torque and power was sent through 4-speed, 5-speed automatic or manual transmissions to the rear wheels or four wheels.

Mercedes-Benz 350SD Common Problems & Maintenance Tips

Manufactured by the famous Daimler-Benz, which is renowned for its first-class craftsmanship and high reliability, it is no way that Mercedes-Benz 350SD is a disappointment. But the youngest 350SD now is at least twenty-six years old, which means these common problems will definitely find it:
First, the highest-ranked problem on Mercedes-Benz 350SD is the engine failure accompanying with the cooling system without any doubt. We all know that the engine failure is the omen of the vehicle breaking down, but few of us will pay some attention to the cooling system failure, which could deteriorate and speed up the engine failure. Professional 350SD repairmen warn that once the cooling system starts leak coolants, the engine will overheat and stay at a high operating temperature. You should keep an eye on the working condition of the engine, which will end up with many performance issues such as misfiring, stalling, hard starting or inability to start. Finally, when the vehicle experiences a reduction in power, acceleration and fuel economy, the Low Coolant Light and Check Engine Light come on, you should know the 350SD water pump, intake manifold gasket, fuel pump, coolant reservoir, cooling hose, oil filter, air filter, engine control module and valve cover gasket need a thorough inspection.
Second, for Mercedes-Benz 350SD drivers, another horrible problem is the transmission failure, which could also bring about drivability problem and make the vehicle impotent. In order to avoid the worst situation, these typical symptoms of this problem provided by experienced 350SD drivers will be helpful. Once there are leaking transmission fluids on the ground or low transmission fluids level, you need to keep alert. Soon, clunking or grinding noises will come from underneath the vehicle, the indicator does not match the gear, the vehicle starts in another gear or refuses to go into gear, transmission slips or surges, and you feel hard to shift gear. All these symptoms could be attributed to the 350SD transmission assembly, shift cable, automatic transmission filter, automatic transmission shifter, transfer case seal and clutch fork.
Furthermore, you are advised to perform routine maintenance on vulnerable auto parts of your Mercedes-Benz 350SD. Some parts such as 350SD seat belt, windshield wiper, wiper blade, antenna, cabin air filter, fog light and headlight should be maintained routinely to create a safe and comfortable driving environment.
To own a long-lived Mercedes-Benz 350SD, OEM Mercedes-Benz 350SD auto parts should be the solid choice for parts replacements. happens to carry a wide range of lowest-priced manufacturer-warranted genuine Mercedes-Benz 350SD auto parts. All these OEM 350SD parts are impeccable in quality, reliability and durability, they are also favored by our hassle-free return policy and quickest delivery service. You can shop them now with confidence and bring your 350SD back to the prime condition in the shortest time!