{
    "lazyNodes": false,
    "abFitnotesFlag": false,
    "abCrawlReviews": false,
    "productOptionsCookie": false,
    "orderDelayFlag": false,
    "skipSessionCookie": false,
    "covidMessage": false,
    "fullTitleCookie": false,
    "nrLoggerCookie": false,
    "checkoutReviewCookie": false,
    "productOptionSeqCookie": false,
    "maintenanceFlag": false,
    "bufferETACookie": false,
    "multiShippingDiscountFlag": false,
    "newFitmentFlag": false,
    "surveyOptInFlag": false,
    "crossSellFlag": false,
    "skuMappingFlag": false,
    "paySplitCookie": false,
    "callDisableFlag": false,
    "zipPaymentFlag": "u",
    "hassleFreeReturn": false,
    "lifetimeReplacement": false,
    "cpn_off": false
}
Select your vehicle

AC Delco Knock Sensors

Refine by:

Shop Catalog

Showing 1 - 15 of 29 results
Display item:
15
30
45
Sort by:
25201065 GM Original Equipment Series Knock Sensor
Part Number: AC25201065
Vehicle Info Required to Guarantee Fit
$14.49
Vehicle Fitment
  • 2011 - 2015 Chevrolet Cruze LS 4 Cyl 1.8L
  • 2012 - 2018 Chevrolet Sonic LS 4 Cyl 1.8L
  • 2012 - 2014 Chevrolet Sonic LTZ 4 Cyl 1.8L
  • 2016 Chevrolet Cruze Limited L 4 Cyl 1.8L
  • 2012 - 2018 Chevrolet Sonic LT 4 Cyl 1.8L
  • 2016 Chevrolet Cruze Limited LS 4 Cyl 1.8L
  • 2015 Chevrolet Cruze L 4 Cyl 1.8L
Product Details
Quantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : GM Original Equipment Series
213-324 GM Original Equipment Series Knock Sensor
Part Number: AC213324
Vehicle Info Required to Guarantee Fit
$43.49
Product Details
Notes : 1/4 in. - 18 NPTF thread; Mating connector with leads use PT308Quantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : GM Original Equipment SeriesInterchange Part Number : REPC311203
213-4458 Professional Series Knock Sensor
Part Number: AC2134458
Vehicle Info Required to Guarantee Fit
$52.99
Product Details
Replaces OE Number : 19236387Quantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Professional Series
213-3522 GM Original Equipment Series Knock Sensor
Part Number: AC2133522
Vehicle Info Required to Guarantee Fit
$66.49
Product Details
Notes : Install in water drain hole by no. 3 and no. 4 cylinder; Mating connector with leads use PT1233Quantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : GM Original Equipment Series
213-4335 GM Original Equipment Series Knock Sensor
Part Number: AC2134335
Vehicle Info Required to Guarantee Fit
$34.49
Product Details
Location : Passenger SideNotes : Without leadsQuantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : GM Original Equipment Series
96985767 Knock Sensor
Part Number: AC96985767
Vehicle Info Required to Guarantee Fit
$24.99
Vehicle Fitment
  • 2013 - 2015 Chevrolet Spark LT All Engines
  • 2013 - 2015 Chevrolet Spark LS All Engines
Product Details
Quantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

213-4583 GM Original Equipment Series Knock Sensor
Part Number: AC2134583
Vehicle Info Required to Guarantee Fit
$16.99
Product Details
Quantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : GM Original Equipment Series
213-3944 GM Original Equipment Series Knock Sensor
Part Number: AC2133944
Vehicle Info Required to Guarantee Fit
$14.49
Product Details
Quantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : GM Original Equipment Series
12663209 Knock Sensor
Part Number: AC12663209
Vehicle Info Required to Guarantee Fit
$5.49
Product Details
Quantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

55507858 Knock Sensor
Part Number: AC55507858
Vehicle Info Required to Guarantee Fit
$10.49
Product Details
Quantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

213-960 GM Original Equipment Series Knock Sensor
Part Number: AC213960
Vehicle Info Required to Guarantee Fit
$24.49
Product Details
Quantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : GM Original Equipment Series
213-1525 GM Original Equipment Series Knock Sensor
Part Number: AC2131525
Vehicle Info Required to Guarantee Fit
$25.99
Product Details
Quantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : GM Original Equipment Series
213-3830 GM Original Equipment Series Knock Sensor
Part Number: AC2133830
Vehicle Info Required to Guarantee Fit
$28.99
Product Details
Notes : Includes boltsReplaces OE Number : 12590195Quantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : GM Original Equipment Series
213-924 GM Original Equipment Series Knock Sensor
Part Number: AC213924
Vehicle Info Required to Guarantee Fit
$28.49
Product Details
Notes : Mating connector with leads use PT113Replaces OE Number : 21024981, 12570176Quantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : GM Original Equipment Series
213-4794 Professional Series Knock Sensor
Part Number: AC2134794
Vehicle Info Required to Guarantee Fit
$41.49
Product Details
Location : RearNotes : 3/8 in. x 16 straight threadQuantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Professional Series
Page 1 of 2 | Showing 1 - 15 of 29 results

Product Questions & Answers

Q:Where is this part located?  Does not look like it’s under the inta
Nathan B.
A:BEST ANSWERIt is located under the intake manifold - you may have to remove it to access the knocks sensors Show less
Mitchell D.
 
1 Question, 1 AnswerView all Q&As >

Helpful Automotive Resources

P0334 Code: Knock Sensor 2 Circuit Intermittent (Bank 2)
P0334 Code: Knock Sensor 2 Circuit Intermittent (Bank 2)Diagnostic trouble code (DTC) P0334 stands for “Knock Sensor 2 Circuit Intermittent Bank 2.” The code is set once the powertrain control module (PCM) doesn’t receive the right signal from the knock sensor located in Bank 2.
8 of the Most Important Car Sensors You Should Know About
8 of the Most Important Car Sensors You Should Know AboutThese sensors also play an important role in optimizing your vehicle’s overall performance. They help the PCM adjust the fuel mixture and regulate ignition timing, among other things. The Most Common Types of Car Sensors
P0326 Code: Knock Sensor 1 Circuit Range / Performance Bank 1
P0326 Code: Knock Sensor 1 Circuit Range / Performance Bank 1Knocking refers to the unwanted vibration and noise that could damage an engine. This is typically the result of fuel with too low of an octane rating, overly advanced ignition timing, or extreme engine operating temperatures. The PCM may also perceive an internal engine problem, such as a failed rod