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stop using cheap or the wrong grade of gas. use fuel injector cleaner and octane booster and that should do it.
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∙ 15y ago
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2005 Chrysler pacifica making a loud noise like exhaust is leaking but you changed out the gaskets already can an egr valve do that to the car?
It is possible that a part of the EGR valve has fallen out. This will cause a very loud exhaust noise.
What would cause a loud ticking noise in a 2001 Jeep Wrangler that seems to be coming from the valve cover?
Not that familiar with Jeeps, but you could have a collapsed lifter, or you might have a rocker arm out of adjustment.
Your 2001 cavalier's engine is rattling sound like popcorn popping what could that be?
The 2001 Chevy Cavalier may need a valve adjustment. Loud valves tend to create a clacking noise which could mimic popcorn popping.
Why does your 2001 Mercury Cougar make a loud humming noise?
I had a very loud humming noise coming from my 99' cougar. I talked to many mechanics and nobody knew what it was. I looked it up online and found two sources( listed at bottom) that said it was the idle air control valve. I replaced the part and my car runs great without the horrible loud noise.;
What is the problem if you have loud pinging or tapping noise when car is turned on?
Lack of oil lubrication to the valve lifters.
What is the loud tapping and or knocking noise under the hood when the car is started and shakes when you drive it?
Serious engine knock or valve train noise. Have this looked into by a pro.
When turning in 2001 mustang there is a very loud squeaking noise what is this?
ball joint or tierod end
What would cause a loud noise when the commode completely fills up?
The float valve shutting off the water flow.
Why is my 99' cougar making a loud roaring noise and picks up RPM's when it is cold outside?
It turns out that it was a bad idle air control valve. Right after I replaced it the loud noise stopped. About a hundred dollar fix, it was well worth it!
Why my 2001 suburban Blower motor when turned on makes loud noise?
The bearings are out of it. Replace Blower motor.
What does yammered mean?
Loud and sustained or repetitive noise.
Would a bad bearing cause your engine to be hard to turn over and make a loud banging noise under the valve cover?
It can.
