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330Ci

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Overheating problem with car.
I believe you are referring to the serpentine belt radiator cap or the power steering cap fell off. I would have a mechanic such as one from YourMechanic come out and have the car inspected to determine what needs to...
Question
Sunroof and driver's seat not working properly.
It sounds like the sunroof motor is working but maybe its sliding contacts and bearing have dried up a little and need some new grease, if not the motor might be on its way out. I would enlist the help...
Question
Service Engine Soon light going on and off.
Sometimes a code will set under certain criteria and while your driving the criteria goes away and the computer recognizes it and it turns the light off, this is normal operation, but that the light comes on it should save...
Question
Gas leak on vehicle.
If you suspect that there is a problem with the installation of a component I recommend that you return to where the part was installed. That way if the problem was with the installation of the part it will be...
Question
Headlight not working properly
Your problem is most likely the ballast for the bulb. The headlight assembly has to be removed to replace it. There is always the possibility of a wiring issue. If you're not up to the task, a qualified mechanic from...
Question
Convertible top not working
Convertible tops are usually driven by an electric motor or a series or electric motors. It is likely that the motor or one of them has gone bad. Some vehicles will also have a control module or computer for the convertible...
Question
Rough idling when the MAF is plugged in
If the problem is present when the MAF sensor is plugged in, this is a classic sign something may be going on with the MAF sensor. Many other things can cause a vehicle to idle poorly as well though. The...
Question
Key button locks the car but doesn’t arm the car
There are a few potential answers to this question. If the original key still arms the vehicle and unlocks the car, then the fault most likely lies with the second key. If both keys do not function, then the most...
Question
Car won't start; jiggled fan sensor and it started
Hello there. Many different components can cause the vehicle not to start. The most likely causes of a no start are the battery, starter, wiring issue, battery cables or many different sensors. If the wire has wiggled, you may have...
Question
Right headlight randomly goes off
Hello there. A few different parts can cause the bulb to intermittently work. The most likely is the bulb itself beginning to fail. Sometimes they do not fail immediately but will work at times until they fail fully. Other possible...
Question
After shop replaced my starter on 330ci bmw, my car is in limp mode
Hi. More than likely there is a fuse blown causing the car to be in limp mode. This could have happened when they reconnected the battery or when things were removed to get to the starter. The shop will always...
Question
Car stalling and smelling like gas
The air intake houses the mass air flow sensor. This sensor plays a major role in the fuel delivery system. If this component was damaged during the installation in the new air intake hose, this could be the issue. Also...
Question
Fuel line has water
If the fuel is contaminated with water, the entire fuel system will need flushed to avoid damage to the injectors. I suggest having a qualified technician, such as one from YourMechanic, come to you home or office to drain your...
Question
Codes P0171 and P0442 - is it a gas cap issue?
Hello. These "small leak" codes can be very frustrating! Both of these codes (P0171 - lean condition, P0442 - small evaporation system leak) are the result of an air leak in the engine's air intake system. Causes can be leaks...
Question
Check engine light
The engine running lean could be due to using the wrong air filter and or the mass air sensor is defective. Check to see you are using the correct air filter and replace it if you are not using a...
Question
Oil evap and low engine effiency
Hello and thank you for your question. First, oil does not evaporate, but rather oil burns if there are no signs of leakage. Oil consumption is a common thing to see in engines. There are 3 things that will cause...
Question
The car will not move when you shift it into Drive. It works fine when you shift it into Reverse.
Hello there. Like you mentioned, many different faults will cause your 2001 BMW 330i to not move when it is put in drive. The most common faults are faulty shift linkage, shift cable broken, torque converter, low transmission fluid, or...
Question
I drove without coolant for about 20 miles and the radiator fan is making a loud noise, how do I fix it?
There could be problems with your water pump, coolant lines, radiator overflow reservoir or the radiator that is causing a serious leak. Driving without coolant for any period of time can cause damage to your radiator or other cooling system...
Question
Sifter floats from gear to gear and when letting out the clutch there is no response.
Hi there. Either the clutch has failed causing the transmission not to engage in any gear, or the transmission shifter plastic rings broke and will not engage the shifter. Check the clutch and make sure that it is moving when...
Question
What can I expect from a Used BMW?
In my experience, most BMW's are relatively trouble free for the first 100,000 miles. After that, literally anything can happen. I've seen cars go 200,000 miles with just the required maintenance, while others have worn their owners down to their...

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