This powertrain requires a lot of attention and quality care. The CLS of Colonel Manfred Baden broke out at mileage 102,000. The M271 engine (and its bigger brothers M272 and M273, which we have already talked about) presents a lot of trouble for the owner. Unfortunately, they are only available in the pre-facelift W211 models that have the SBC. My MBZ indie (MBS Mercedes, Southampton) have a proven fix for this. That gear may not have been hardened properly and is a subject of a class action lawsuit. The M156 was the first engine designed fully by AMG and not based on a Mercedes-Benz engine. If you want to stick with a German V8 but have a higher budget, you can opt for the E55. The M272 and M273 engines check all of the marks offering smooth operation and strong, reliable power. The Mercedes-Benz M278, M157 and M152 were 90-degree V8 petrol engines that were introduced in 2010 to replace the M273 and M156 engines. The V6 M112 and V8 M113 engines – Mercedes-Benz got both of them right. Mercedes increased its share of goodwill, but remained costs € 1000. You will find decent DIY guides here also ( sorry no engine or tranny guides tho!) The M112 and M113 engines built between 1999 and 2005 have been very reliable with respect to timing chains and in general. If the built-in problems begin to manifest themselves as breakdowns and breakdowns, then the car will be arriving into service literally every month. They are closely related to each other and both are reliable. Heater blower stopping due to a design fault with the rubber grommet used to block rubbish getting into the motor. Common Reliability Problems. The other factor is that the unaffected engines typically fall into the post-April 2006 high tax zone. Specifically, M278 referred to the 4.7-litre biturbo V8 engine for Mercedes-Benz vehicles; M157 referred to the 5.5-litre biturbo V8 engine … Mercedes nomenclature at the time reflected the displacement, so an E430 was the 4.3-liter version. When you think of a ten-year-old Mercedes, what's the first thing you imagine? Mercedes built the engines of the M272 (2,5 -, 3,0 - and 3.5-liter V6) and M273 (5.0-liter V8) model in ten rows. How many cars can be hit with M272 and M273 engine from the damage remains in the dark. Reliability generally stayed the same, as AMG worked mostly on the cylinder heads for higher flow. Ive found the car also always throws usable obc codes ( new co sensor was needed also) so havent had the need for a mb star reader or clone to date. Premature wear of the timing chain sprocket for balancer shaft of the V6 petrol engines (M272 and M273). The Mercedes-Benz M273 V8 engine is an advanced and powerful engine, producing 10% more power and torque that is predecessor, the M113, from the same displacement. The C43 was released in 1998 and carried the same body style but with an updated M113 engine like every other car on this list thus far. The same technology that lets the factory produce more power from the 5.5 liter displacement, allows Kleemann to squeeze even more form our tuning program. This engine did suffer from head gasket failures but aside from that was very robust, as was the five-speed automatic transmission. The m273 engine feels indestructable ( more qualified can comment on field reliabilty) as does the tranny. The Kleemann tuning program for the V8 M273 consists of an ECU upgrade, … For me, it's comfort and luxury, not high performance and reliability. 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