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There are two options for the engine for your car. They are both 3.0 v6’s that are vastly different. If you are talking about oil in the spark plug tubes on the DOHC v6, that indicates a bad valve cover...
If you are not experiencing drivability issues, the catalytic converters may be starting to become inefficient. Catalytic converters often times are ruined by raw fuel in your exhaust system. Misfires that go unresolved are usually the cause of this. A...
It turns out the worst sounds are the low-frequency ones. These can be bad for your ears. It's not going to hurt the car at all. If you wire them correctly, you're going to need bigger set of batteries and...
You may have a clogged or pinched radiator (https://www.yourmechanic.com/services/radiator-replacement) which would cause the coolant to have a high pressure without relief. This would also make your car to overheat and cause the coolant to not circulate properly. I'd suggest having...
Hi and thanks for contacting YourMechanic. The issue with the gear shifter is the shifter itself. The shifter has broken and is not engaged with the synchronizers within the transmission. This is why the shifter is very smooth and moves...
Hello there, the P0600 code (https://www.yourmechanic.com/article/p0600-obd-ii-trouble-code-serial-communication-link-malfunction-by-spencer-clayton) is not one that is normally seen on your 2003 Mercedes ML350. The P0600 code tells us there is a communication link issue with the ECU. This may have been caused by the fuel...
Diagnostic Trouble Code P0231 (https://www.yourmechanic.com/article/p0231-obd-ii-trouble-code-fuel-pump-secondary-circuit-low-by-jay-safford) relates to a problem with the wiring in the fuel pump circuit, although it is also possible to have a faulty fuel pump (https://www.yourmechanic.com/services/fuel-pump-replacement) that draws too much current and creates a voltage drop in...
Hi there: In some cases, when the fuel pump is not supplying fuel from the tank to the fuel injectors it's due to one of three different issues. First, it's possible that the pump or some of the hose attachments...
Hi there. Check the fuel system to the vehicle and see if the injectors need cleaned. Also, check the engine for any vacuum leaks. A vacuum leak will cause the engine to hesitate and not fire all the cylinders properly....