it could be your valves or your engine
is this a 4x4 solid front axle.your front axle shaft u-joints may be bad.get under the front axle between the wheel and the end of your axle tube grab the u-joint and see if it has play.this is most common knocking on solid axle trucks
Most likely you need a new strut
Serious engine knock or valve train noise. Have this looked into by a pro.
The sway bar end links could be damaged on a vehicle that is making that noise. Also, check the dust shields on the front brake assembly.Ê
Loose, worn, broken tie rods, sway bar links, struts, ball joints,.......
If the 1996 Olds Aurora will not start and there is a clicking noise from under the front panel, check the starter. The clicking noise is probably from the starter solenoid.
possibly hitting the front bumper
Loose Lug nuts bad control arm...
look under your car, drop the oil and go out and drive it for about 5 minutes then listenin to the loud noise of the knocking cam
Overheating. Getting a thing called pre-ignition. This is when the engine fires on a cylender before the sparkplug is suppose to fire.
Knocking boots is an old western term for having sex. Derived from both he and she stripping down and slipping their boots under the bed which sometimes made a "knocking" noise. Sometimes the boots are/were left on during sex and the boots would knock during all the action.