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This sounds to me like the exhaust catalyst may be vibrating or it may be the exhaust hitting the frame due to broken motor mounts. The suspension should not be making any humming noise if the engine is at fault....
Q: pre purchase inspection computer codes
Hello, thank you for writing in. Typically an OBD-II scan is not required for a pre-purchase inspection. However, most techs do have the ability to scan the vehicle for you if you wish. You are taking the right steps in...
Q: Hear engine grinding noise at idle only-park or drive. Then goes away above idle. Not AC or any pumps. What is it?
Hi there. In many cases, the grinding noise coming from an engine at idle and in park can be caused by a VVT solenoid or switch. Typically solenoid problems are caused by dirty oil, which clogs the screen that sits...
While the largest part of your engine is mechanical, hydraulics plays a significant role. You’ll find fluids at work in a number of different areas. Your car's fluids include: Engine oil Transmission...
Keeping the right amount of coolant in a car is essential in keeping the engine at the right temperature. Failing to have the right amount of coolant or even bad elements...
P0240 code definition Turbocharger Boost Sensor B Circuit Range/Performance What the P0240 code means P0240 is an OBD-II generic code triggered when the Engine Control Module (ECM) detects the intake boost...
