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tapping noise

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oil pump drive
Hello there, thank you for asking about your 1993 Pontiac Grand Prix. The pump is self priming. If the red Oil Pressure Warning Light is not on, there is sufficient oil pressure. When engines are assembled, the oiling system is...
Question
Timing kit squealing after new one was installed
It sounds like something might have been misaligned or not installed correctly during the previous service. I would recommend retracing your steps to see if any steps were not done properly or if any steps were missed. I would go...
Question
Ticking and knocking sound and follows as the rpm's increase.
I would have to listen to the noise firsthand to know for certain. However, one guess is that the noise you're hearing is from the valvetrain. Valvetrain noise, such as worn lifters or misadjusted valve clearance, is generally characterized by...
Question
My car started running louder than normal about 2-3 weeks ago and I can not decipher why
Two possible sources of the engine noise should be ruled out first and those are exhaust leaks and possible bearing failures (causing noise) in any of the belt driven accessories. When the engine is cold, you can quickly "feel" for...
Question
I have a 2011 Ford Fusion that has a tap/knock while idling. Normal for this motor?
Hi there. Typically this is normal for this engine. The design of the valve train causes this engine to make more noise than a lot of engines, but it does not create any issues. The fuel injectors tend to also...
Question
Loud lifters. No power 2008 Ford Fusion
Hello - the lifter noise and loss of power are, I believe 2 separate issues. The noisy lifter problem is somewhat common on this engine - sometimes caused by poor oil supply (oil sludging). The loss of power issue is...
Question
Knocking on the right rear wheel
Hello, thank you for writing in. The vehicle will need to be inspected further at this point. The sound may be coming from the tire, the hub assembly, the brakes, or the suspension. With that being said, a trained eye...
Question
Car is tapping
Occasionally, belt driven accessories are the source of noise so you can try to isolate all belt driven components by removing the serpentine belt and briefly run the engine. If the noise remains, a common source of tapping is the...
Question
Lifter ticking and need specs and diagrams to replace the lifter.
Hi there. First you will need to drain all of the engine coolant from the engine. Then you will need to remove the intake, exhaust manifold to the side that has the lifter that is tapping, and make sure that...
Question
low tipping noise coming from the engine.
Hi there. The noise you are hearing sounds like a lifter that is tapping. A lifter will tap if it's dirty, old, or if the spring inside it fails. I recommend putting 1 quart of ATF transmission fluid in the...
Question
I hear a knocking sound coming from the engine.
Hi there. The sound could be the lifters sticking and not getting oil to them. This would be for the noise lessens as the rpm's goes up. Add 1 quart of ATF Type F to your engine oil and run...
Question
Loud, grinding noise notice when I start my car.
Hi. These cars have a know problem with the push rods and or the lifters going bad causing knocking and tapping noises. There is also the possibility that the ball bearings in the alternator or A/C compressor are going bad...
Question
Tapping sound
Hello there, many components will cause a tapping noise with your 2003 Cadillac DeVille. The most common cause of a tapping noise is the fuel injectors. Injectors tap when they open and close and this is a normal operation. If...
Question
ticking at idle
Hi there. The lifters are sticking causing the push rods to be loose and tap on the rocker arms. Put one quart of ATF in the engine oil and run the engine for 15 minutes at 3,000 rpm's. Then change...
Question
Why would my 2002 Honda Odyssey make a tapping noise when idling in park
Hello. Most of the time when a tapping noise starts on this engine it is from the valvetrain. It can be a failure in the clearance of the valves, or more commonly it is a failure in the variable valve...
Question
So I recently left my 2010 Dodge Charger with out oil and it started a tapping noise inside the motor.
Hi there. When operating an engine without any oil in the oil sump (oil pan), then the bearings, rings, valves, and lifters will starve of lubrication and begin to tap and knock. The lifters were closed up causing the valves...
Question
Knock when I turn the steering wheel
Hello, thank you for writing in. You will want to do a full inspection of the steering and suspension components. The CV joints can get damaged from sudden impacts such as you described. The axles, hubs, and steering components can...
Question
Hi i have a toyata camry 5 speed i was driving home and heard a pop noise the a squish noise i was wondering what it could be.
Hello. We are happy to help you out. The squishing noise will be best investigated first hand. It may be something with the hydraulics power steering but it would need to be heard first hand to help ID it. The...
Question
Tapping noise when accelerating. 2010 Nissan Altima
Hi there - engine tapping noises under load are usually connecting rod bearing problems, although it is possible that it's just a weak valve lifter. Hard to say without hearing it. If you have a sound byte to pass to...
Question
Engine light was on it started with a slight knock on a cold morning. It didn't stop and it got worse.
Hi there. Depending on the sound of the knocking noise and where the noise is coming from on the engine will determine if the engine needs replaced or not. If the noise is near the top of the engine, then...

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