Does a bad knock sensor cause a check engine light?
A bad knock sensor may also not let the engine accelerate properly while driving on the highway, and cause the vehicle to lose fuel mileage. If the knock sensor detects an abnormality, the computer will let you know with the Check Engine Light.
Where are the knock sensors on a GM car?
If the computer does not pull back on the ignition timing and allows the detonation to continue, the heat generated from the process can cause major damage to the delicate aluminum engine parts. The first thing that’s wrong with the GM knock sensors is they’re located in a tunnel underneath the intake manifold.
Is there a knock sensor problem on my Hummer?
In fact, if you have a 4.8 L 5.3 L or 6.0 L in any General Motors vehicle, including a Hummer or Pontiac, you will probably run into a check engine light indicating a defective knock sensor at some point.The check engine light registering a code P0332 or a P0327 is often the first sign you have this common problem.
What are the symptoms of a bad knock sensor?
Symptoms of a bad or failing engine knock sensor include slow acceleration, reduced fuel economy, and the Check Engine Light turning on. Average rating from 11,610 customers who received a Brake Pads Replacement. A car knock sensor is located on the intake manifold, cylinder, or engine block.
What does the Check Engine light on a knock sensor mean?
If the computer doesn’t recognize a sound, it will illuminate the Check Engine Light. This is true for the knock sensor as well. If the knock sensor detects an abnormality, the computer will let you know with the Check Engine Light.
Is there a knock sensor for MY Suburban?
My ’03 1500 Suburban was consistently getting a P0332 code and occasionally a P0327 code and SEL too. After careful consideration I went with this kit which is about 1/2 the price of OEM, even though I heard some questions about the quality in general of aftermarket knock sensors. When the order arrived it was missing a knock sensor.
In fact, if you have a 4.8 L 5.3 L or 6.0 L in any General Motors vehicle, including a Hummer or Pontiac, you will probably run into a check engine light indicating a defective knock sensor at some point.The check engine light registering a code P0332 or a P0327 is often the first sign you have this common problem.
What happens if a knock sensor fails on a Chevy Silverado?
Knock sensors play an important as well as essential role in your Silverado’s engine functionality, detecting any engine noises caused by early detonation and adjusting the ignition-timing accordingly. When a knock sensor fails, detonation is not properly regulated and serious engine damage can occur, leading to some very costly repairs.
Bad knock sensor symptoms 1 A failed knock sensor will register a trouble code and illuminate the Check Engine lamp (CEL), although some engines… 2 Misfire 3 Vibration, especially at highway speed 4 Thumping or knocking noise from the engine 5 Poor fuel economy and acceleration More