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300M

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Question
Do its fuel injectors need to be cleaned and if they do, is there an effective way to clean them without removing them??
Hi there. This could be a faulty MAF (mass air flow sensor), which regulates the air going into the engine allowing for the proper air/fuel mixture. This could also be related to the idle air control module. This also helps...
Question
Car Stalls in 2nd Gear after Starting
Test/evaluate shift solenoid(s) on transmission. You can probe for resistance on solenoid coil through the wiring harness but even if within spec, solenoid mechanism could still be sticky or intermittent. Faulty solenoids are a common cause of this type of...
Question
Broken oil seal
Hello. Thanks for writing in about your Chrysler 300M. Simply put, a broken seal won't last at all since it's already broken. When it's broken it cannot handle the pressures of the transmission pump. If you'd like assistance with this,...
Question
I have p0203 dtc injector circuit malfunction
Hello. If this occurred right after the replacement then I would look for a pinched wire. It is common for there to be a wire that is pinched or loose or a bad connection. If everything is fine it may...
Question
Limp mode
If you do not use the recommended fluid for Chrysler or any transmissions in general, it can cause the transmission to have shifting and slipping concerns. Even damage can be caused from incorrect fluids being used. This is why I...
Question
Water spraying from radiator hose right underneath hood. Just had coolant system flushed. Thinking hose just needs replacing
Hi, thanks for writing in. Could be either, given recent cooling system service. If the coolant system flush was very recently, as in days ago, take it back to that shop so they can have a look. Perhaps a mechanic...
Question
My car is overheating - 2002 Chrysler 300M
I'm sorry for the issues you are going through. There are only a few more steps that you could be experiencing. I will take you through some steps and try to get you back on track. As much...
Question
My car is over heating. It doesn't take long for it to over heat till it is smoking and I have to turn the car off.
There are a couple of possibilities for such a rapid overheating situation. The thermostat may have failed in the "closed" position preventing the hot water from circulating and cooling in the radiator. The water pump or the serpentine drive belt...
Question
My car developed a very loud knocking sound.
It is possible the valve lifters are starved of oil due to a failure in the rocker arm. There are reported cases where the rocker dowel pins shear off. A direct consequence of that is oil starvation as the oil...
Question
My steering system is making noises, I don't know what the problem is
Perform a dry park steering check. Put the vehicle on a flat surface and have someone turn the wheels left and right quickly. While they are doing that, take a flashlight and look at the steering linkages under the vehicle....
Question
Battery cable issue - 1999 Chrysler 300M
Depending on how this was done, you may have shorted out the positive terminal to the ground by inadvertently completing the circuit to ground. When this happens, the positive terminal will not produce any current because it does not have...
Question
My oil light does not come on when the oil is low, and the heater only blows hot air for a short time.
When the oil pressure drops lower than 8 psi, then the oil light will come on. If the oil pressure drops and there is no light, then check the oil pressure sensor harness for power. If there is power, then...
Question
My car gets stuck in low gear when decelerating
Hi and thanks for contacting YourMechanic. It sounds like that the low speed shift sensor has failed in the transmission. This is common occurrence to the transmissions in the Chrysler vehicles. I recommend replacing the low speed shift sensor and...
Question
My car is over heating and blowing cold air.
The heater not working in some cases may be related to the overheating problem you are also having. This may be due to a faulty heater blower motor or potentially a bad heater core. As you may know, the heater...
Question
the shop costed me 378 dollars to replace camshaft sensor for 2004 chrysler 300M. am i being ripped off?
The camshaft position sensor itself, for your application, costs at most $30 if you buy it using the usual 30% off coupon(s) at the national auto parts chains. Even if you pay full fare, that is buy the genuine OEM...
Question
Car dies at idle
You may have a dirty or failing idle air control valve. The idle air control valve reads the air intake as it is mixed with fuel prior to being injected into the engine at low speeds and at idle. Since...
Question
fuel leaking from engine
Fuel leaking from any location on the vehicle is a fire hazard, especially in the hot engine bay. Fuel leaking in the engine bay can be coming from a number of locations and components, such as: any of the 6...
Question
Car has been reving in park/idle at around 1000-3000 rpms
Code P0123 relates to the throttle position sensor. The throttle position sensor (TPS) is a sensor used to monitor the throttle position of the throttle plate inside the throttle body in relation to your foot position on the gas pedal....
Question
Won't Start
Hello! It sounds like you may have an issue relating to power getting from the battery to the starter. Since the power door locks do work, this suggests it is not an issue of battery connectivity, but perhaps power being...
Question
Takes off for a min then go press gas it sounds like its in neutral. 2004 Chrysler 300M
Hello, I would first check for any problem codes, whether the Check Engine light is illuminated or not. Any problems detected by the transmission/powertrain controller will make diagnosis more accurate are rapid. Given you advanced mileage, your forward clutch pack(s)...

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