Question about Chevrolet 2500
Hi, the knock sensor helps the computer optimize ignition timing and yet avoid detonation. When the sensor fails, the computer defaults to a timing that is less fuel efficient. Replacing a knock sensor is usually easy, provided there is access under the engine. Depending on which engine you have, it's usually centered on the block just below the cylinder head. There is one sensor on each side, and the trouble code should have indicated bank 1 (driver's side) or bank 2 (passenger's side).
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Typical knock sensor:
Posted on Mar 28, 2011
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Posted on Jan 02, 2017
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