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Lucas (oil additive) it and pray..if its a rod just drive it easy..if it is spark knock use better gas. answer the door sorry bout that, but if engine is knocking is it at idle, under load,etc knocking can be caused by piston slap,(worn out rings),bad bearings,or simply have engine tuned, all depends where knock is coming from
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What does it mean when someone says a car is idle?
Idling is what your car is doing when it is just sitting somewhere running. As soon as you press on the gas it is no longer idling. Your idle speed is the number of RPMs your engine runs at when you are idling.
Why is your car knocking when you drive - could there be a problem with the suspension?
'Knocking' is a technical term for fuel igniting too early in the combustion chamber. It can be resolved by adding anti knock additives to the fuel or by retarding the timing at the relevant revs. Most modern engines have built in knock sensors that do this automatically.
Why is my 1999 gmc suburban jerking making a loud noise.?
If the 1999 Suburban noise is a sort of loud banging noise, the problem could be that the engine have jumped time. Jumping time would cause the noise and jerking in the engine.
What is the fuel pressure on a 1994 mercury villager?
With key on engine off 23-31 psiWith engine idling 13-20 psi
If the timing chain tensioners cause a rattling or knocking noise that gets worse when accelerating a '96 V6 4L Ford Explorer is how is this repaired?
By replacing the chain and tensioners.
Knocking in the bottom of the engine?
knocking noise
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 a metallic knocking noise on a 1996 Toyota Camry while the engine is cold?
DOES IT HOLD GOOD OIL PRESSURE WHILE HOT AND IDLING? SOUNDS LIKE MAIN BEARINGS.
What does it mean when your engine has a knocking noise?
When your engine has a knocking noise, it could mean that a rod has been thrown. It could also mean you are low on oil.
Can a bad harmonic balancer make a knocking noise?
A bad harmonic balancer can cause a knocking noise. The harmonic balancer doesn't actually produce the noise, but it can cause the noise in the engine.
How do you fix a knocking noise in a 5.3 Chevy engine?
sell it
Knocking noise when accelerating?
The knocking noise is commonly called spark knock. The knock can be called by the engine timing not being set correctly, or using gas that has too low of an octane for the engine.
Knocking noise while accelerating?
A knocking noise can occur from worn engine mounts. When the rubber insert on the engine mounts are old and brittle the chassis is not protected from the weight of the engine. Creating loud vibrations that get louder as the vehicle goes faster.
What would cause a loud knocking noise coming from the engine at 70 mph and make the truck shake very badly?
Having a bad rod bearing could cause a truck to make a loud knocking noise and shake when driving at high speeds. The engine having a coolant leak or an engine timing problem could also cause the knocking noise.
What causes engine noise in a 2003 Chevy Tracker?
In order to tell you that you would have to describe the noise and what the car is doing when the noise is made. Are you idling, driving, just turned the AC on? What is occurring and what is the noise? Idling and sounds worse when AC is on. Sounds like it is coming from the top of the engine. Vehicle has 120k miles
What causes a knocking noise under the hood of your car?
it could be your valves or your engine
What would cause a knocking sound when not stepping on the gas?
can you elaborate? engine noise? stationary/moving? ticking, tapping or a definite knocking?
