Q: There is a tapping sound coming from the engine of my vehicle. How do I go about diagnosing what this might be and how much a repair would cost? A: A repair technician will use a mechanic’s ...

A knocking sound from the engine often triggers worst-case assumptions, but piston slap is a far more common—and usually less dangerous—culprit. It occurs when a piston lightly contacts the cylinder ...

My Subaru Impreza – ‘03 RS model (2.5l) - has begun to make a knocking noise (similar to a diesel engine) during start up in the morning. It slowly fades as the car warms up. The only think I can ...

I have a 2015 GMC Silverado with the 6.2-litre engine. It has recently developed a tapping sound (like a bad lifter). Having done some research, it looks as if this model with this engine has a bad ...

I drive a 2009 Honda Pilot Touring 4WD. I hear some knocking when I start the engine. It eventually becomes relatively quiet after a minute or two. Would it be a good idea to start using synthetic oil ...

Q I have a 2006 Honda Accord four-cylinder with 105,000 miles. It has developed a clicking engine noise on a cold start. After the car has warmed up, the sound goes away. I have seen references to a ...

Q: I’ve got a 2005 Honda Accord V-6 with only 78,000 miles on it. I have changed the oil religiously according to the owner’s manual from the day I purchased it new. Within this last year it has ...

My Mk5 Volkswagen Golf, with hybrid stage two turbo, was making a whistling noise. It's now stopped and won't restart, plus lost all oil. The exhaust shows signs of oil in end pipes. What could this ...

I have discovered an engine knocking noise and severe diesel blow-by problem in my 2015 Nissan X-Trail 1.6-litre diesel. Do we spend $10,000 for a second-hand engine and have that fitted? The car has ...