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What is it when there's a knocking noise from motor while I'm driving?
Wiki User
∙ 10y ago
Without more detail...
It could be...
the grade of gasoline is too poor
knock sensor may have failed
worn-out rod bearings
loose flexplate to torque converter bolts
worn-out wheel bearings
missing anti-rattle springs in the brakes
something hitting the fan blades
loose parts
block heater cord banging against car
gremlin on trunk lid wanting to get in, etc.
Wiki User
∙ 10y ago
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There is a knocking noise in the motor of my 1992 town and country. Could this be the transmission going?
NO. A knocking noise in the engine is a problem in the engine.
What is causeing a grinding and knocking noise when driving my car?
Its hard to say... do u know where the noise is coming from?
What is the Knocking noise under front side while driving?
The knocking noise could be one of several things. The wheel bearing, a worn steering or suspension part, or road debris could be causing the noise.
Is motor noise common in 2001 ford focus bought another motor with 45k miles put it in and has the same noise?
Noise is common from any engine, the TYPE of noise is what you should worry about. Is it a knocking noise? hum? squeak? rattle?
What can cause very loud knocking noise in a 2.4Liter motor?
worn, lose rocker arms
What is the knocking noise when driving over bumps in the road?
Could be a bad strut or shock No I have disconnected both rear shocks and knocking noise is still there whilst driving. Seems to be coming from rear. When stationary I can bounce rear of car up and down and hear noise with handbrake on but not with handbrake off. Any ideas?
What would cause a Knocking noise 4.3 ltr?
The thing that could cause a knocking noise in your car is the same thing that could cause it in all cars A rod that or a flat lifter. it all really depends on where the knock is if its higher and to the back of the motor, it could be a motor mount
Knocking in the bottom of the engine?
knocking noise
What would cause a knocking noise to get faster as you accelerate?
It's according to where the noise is coming from if it's the rods knocking due to low oil it will get faster because they move up and down and move faster when the motor gets faster.
If a rear axle is bent will it make a knocking noise while driving the car?
The knocking that you are describing reminds me of a stuck universal joint. A bent axle usually wears tires out very fast more than making noise.
What could be a knocking noise in a wheel well while driving in a 20002 Xterra?
I experienced a knocking noise in my 03 Xterra and found out is was a bad wheel bearing seal and had to have the Nissan dealership replace it for about $400 (includes labor and parts).
What causes a knocking noise to occur during normal driving while slightly turning right.?
tie rods
