Hi Marvin. Thanks for contacting us today. The main cause of over-torquing is using an impact or air wrench. However, the majority of damage occurs when the torqued component is in use, develops heat then cools. In your situation, catching...
The electric convertible top on your vehicle may not be working for a number of reasons. The switch, wiring, or motor(s) that operate your convertible top could be faulty. I would recommend having an electrical systems check (https://www.yourmechanic.com/services/electrical-components-are-not-working-inspection) performed by...
A faulty throttle position sensor can most certainly duplicate all of the symptoms that your Mercedes is experiencing, however a faulty fuel pump or even a defective mass airflow sensor can be the cause to these issues too. I have...
When you try to start the vehicle, a small amount of fuel is injected into the cylinders to promote fast starting. Sometimes what happens is that with multiple attempts at starting, the vehicle essentially floods itself to the point that...
Hi, some of these engine cylinder heads were manufactured with a machining flaw that will leak coolant on the right side of the cylinder head. A coolant pressure test of the head will need to be done to verify the...
Overheating is never good for any vehicle. It can be caused by many things like a bad thermostat, low coolant due to a leak, a clogged radiator, a bad water pump, etc. A blown head gasket is the byproduct of...
Your vehicle has a complex ABS system. It is capable of pinpointing the issue itself in most cases. You will need a technician equipped with a high end scan tool to retrieve the faults from the ABS module (https://www.yourmechanic.com/services/abs-light-is-on-inspection) and...
You may have caused the theft system to lock out the start circuit. Try to close and lock the car and come back in an hour and unlock and try to restart the car. If still no start then you...
The vehicle should be inspected and diagnosed first hand but I can tell you broadly that if the seals on the VANOS system are original they should be replaced due to the age and mileage you are reporting. Camshaft position...
It sounds like you may have a crankshaft position sensor that may be on the verge of failing. A crankshaft position sensor (https://www.yourmechanic.com/services/crankshaft-position-sensor-replacement) is an electronic device used to monitor the position or rotational speed of the crankshaft. This information...
This could be serious. Driving a car while it is overheating can do a lot of damage to the engine. The cylinder walls need to be bathed in coolant at all times or the surfaces become so hot that the...
I will assume that the results of the test were taken from the location between the spark plug boot, and the top of the spark plug. In this case, the spark is not getting to the wire at all, or...
Hi. One of the instrument cluster power supplies comes directly from the ignition switch, which is also bolted to the ignition lock cylinder housing. It is possible that either the ignition switch is faulty or that the wiring on the...
Hi there. If there is an obvious leak that you can see then that needs to be repaired first. If it is from a hose then that hose may simply need to be replaced. Once it is replaced the system...
Multiple lights may be caused by multiple problems.Your BMW has a few dozen computers which can trigger warning lights to appear on your dash. Diagnosing multiple problems may be time extensive, but can be performed by a qualified technician with...
This issue could be caused by something as simple as the emergency brake being left on, but that is usually the first thing that would be checked. If the emergency brake is off then there could be an issue with...
It is possible that your transmission can be malfunctioning. I would recommend having your transmission inspected by a qualified transmission specialist to determine the exact cause of this issue. If your transmission is stuck in the lower gears, this can...
Hello, thank you for writing in. Considering you have taken on a lot of the main components all at once, you should take a moment to go back through the entire project thus far to make sure everything was done...
Hi there. To request an estimate for a new starter and to be installed in your BMW, please click this link to the service page (https://www.yourmechanic.com/services/starter-replacement). Once on the page, you can click the Get a Quote button and we'll...
Oil and coolant travel through separate passageways in the head and block. Wherever there is a potential cross-over, such as at the cylinder head gasket, or through a crack in the block or head, you can get mixing of the...
