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 ...

I checked the catalytic converter and it's OK. The engine is knocking and making a sound at the tail pipe. Spark plug wires look loose. The car wasn't driven for a while. It's showing very poor gas ...

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 ...

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 ...

Cars make all kinds of noises, even when they're operating correctly. You turn the key and the engine fires up with a consistent and satisfying rumble. Horns beep, doors slam, and your car's interface ...

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 ...

You're tooling along on your way home from a cruise night or a car show when you pull up to a stop sign. As the engine drops down to an idle, you hear astrange sound from under the hood. It's not a ...

From suddenly louder-than-usual exhausts to rattling and grinding, cars can make a lot of noises that can indicate problems. A recent study from the RAC showed that almost a quarter of drivers are ...

My car requires premium gas, but I filled the tank with a lower grade gas, causing a knocking sound. I then put in an octane additive. How long does it take for the knocking to go away? – Brett Octane ...