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Q: How do you know your knock sensors need replacing?
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Do you really need knock sensors?

They help control spark knock and the damage they can do.


What is the cost to fix the electric sensors in a car?

That all depends what sensors need replacing


How do you know which sensors need replacing on a 2000 Malibu?

snac ecm for codes then using code data you can determine which sensor kbutlrtech@yahoo.com


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Knock sensor location on a 2003 GMC Yukon?

on the engine block drivers side of intake the knock sensors are just like the fuel pumps on the tahoe's sooner or later they will go bad. You will need 2 knock sensors, the harness and gaskets


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There's no need to replace knock sensors, and there was never a 3.6 engine.


Where is the Knock sensor on a 2001 1500 5.3 V8 Silverado Located and is there a specific way to change it?

There are two knock sensors on a 2001 Chevy 1500 with the 5.3 V8. You have to remove the intake manifold, because both of them are located under it. it is best to replace both knock sensors at one time, and you will need an intake manifold gasket too. There are two knock sensors on a 2001 Chevy 1500 with the 5.3 V8. You have to remove the intake manifold, because both of them are located under it. it is best to replace both knock sensors at one time, and you will need an intake manifold gasket too.


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How change knock sensor of Chevy Avalanche?

In order to change either or both of the Knock Sensors, you must first remove the wire connections. The sensors are physically located directly underneath the intake plenum. You will need a metal tool to remove the fuel lines also. Needle nose pliers may be needed to extract them. You will need to use some sort of sealant on the new sensors.


How do you change the knock sensors in a 1999 Chevy 1500 5.3 liter silverado?

you will need to remove the engine cover fuel rails and intake manifold unscrew the 2 knock sensors screw the new ones in and replace the manifold and fuel rails good to go...


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How do you install the knock sensor on a 2002 Chevy Avalanche?

You need to buy a Haynes Repair manual. To replace the knock sensor, you need to remove the antifreeze from the engine. You need to disconnect the battery. You need to remove the alternator and the air box. ( You actually dont need to remove the alternator seeing as I did it with out taking the alternator off) You need to remove the fuel injection and the air intake manifold. Under the manifold there is a inspection plate that has two wires going into it. You will need to replace both sensors and both wiring harnesses that goes to the sensors. You will need a new intake manifold gasket and a torque wrench that is in INCH POUNDS - not foot pounds to torque the intake manifold. You will need to permetex the valley around the knock sensors to divert the water away from the knock sensors. Connect all the wires to the proper terminals and replace the anti freeze if it is more then 3 years old with a Universal antifreeze. Reconnect the battery wire and you should be good to go.