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2020 Chevrolet Express 4500
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Price Match Guarantee
60-Day Returns
Lifetime Replacement
2020 Chevrolet Express 4500

2020 Chevrolet Express 4500 Knock Sensors

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Knock Sensor
Replacement
Knock Sensor
Part Number: RB31120004
Guaranteed to Fit
$7.49
Vehicle Fitment
  • 2020 Chevrolet Express 4500 All Submodels All Engines
Product Details
Notes : Bolt Mount - Mounting type; (1) Connector Quantity; (2) Terminal Quantity; Female Connector Gender; Oval Connector Shape; Male Terminal Gender; Plug in Connector Type; Pin Terminal TypeReplaces OE Number : 12570125, 12623730, 8125701250Quantity Sold : Sold individuallyWarranty : 1-year Replacement unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Phthalates, 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.

Interchange Part Number : KS211, 12570125, 12623730, 8125701250Returns Policy : 30-Day Return Policy
Knock Sensor
Walker Products®
Knock Sensor
Part Number: 2421049
Guaranteed to Fit
$13.49
Vehicle Fitment
  • 2020 Chevrolet Express 4500 Base 8 Cyl 6.0L
Product Details
Notes : (2) Male Blade Terminals; (1) Female Oblong Connector; Includes Mounting HardwareQuantity Sold : Sold individuallyWarranty : 90-day Walker Products limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, 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.

Knock Sensor
Motorad®
Knock Sensor
Part Number: MRD1KS1006
Guaranteed to Fit
$13.49
Vehicle Fitment
  • 2020 Chevrolet Express 4500 Base 8 Cyl 6.0L
Product Details
Quantity Sold : Sold individuallyWarranty : 12-month Motorad 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.

Knock Sensor
Beck Arnley®
Knock Sensor
Part Number: BEC1581724
Guaranteed to Fit
$23.99
Vehicle Fitment
  • 2020 Chevrolet Express 4500 Base 8 Cyl 6.0L
Product Details
Quantity Sold : Sold individuallyWarranty : 1 year or 12,000-mile Beck Arnley 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.

Knock Sensor
Delphi®
Knock Sensor
Part Number: DELAS10261
Guaranteed to Fit
$11.49
Vehicle Fitment
  • 2020 Chevrolet Express 4500 Base 8 Cyl 6.0L
Product Details
Quantity Sold : Sold individuallyWarranty : 12-month or 12,000-mile Delphi 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.

Page 1 of 1 | Showing 1 - 5 of 5 results

Top Rated Products

Delphi Knock Sensor
$11.49( Review)
I received the part; I have not had it put on my vehicle yet.
Lynn E.
VERIFIED PURCHASER

Popular Products

Product Questions & Answers

Beck Arnley Knock Sensor
$23.99
Q:What does the knock sensor do on my 2013 gmc 2500?
Jack W.
A:BEST ANSWERHi John, I'm glad to assist you. It identifies high-frequency engine vibrations and transmits a signal to the ECU to prevent engine damage. I hope this helps, and if you're interested in this knock sensor, you can click on the link below for direct ordering to take advantage of our ongoing discount and limited stocks. Happy shopping. https://www.carparts.com/knock-sensor/beck-arnley/bec1581724?can=CPAE1047_CSQA_20221124 Show less
Arnel E.
 
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)The knock sensor generates a low amount of electricity while the engine is running.   A code P0334 will be stored if the PCM detects an unusual signal from knock sensor 2.
P0324 Code: Knock Control System Error
P0324 Code: Knock Control System ErrorThe knock sensor is part of the knock control system that includes its connector, wiring, and the PCM. Most sensors are attached to the engine block, cylinder head, or intake manifold. In most engines, there is a knock sensor for every cylinder bank. There are some engine designs that have
P0333 Code: Knock Sensor 2 Circuit High Bank 2
P0333 Code: Knock Sensor 2 Circuit High Bank 2The algorithms in the ECM/PCM are set up in such a way that spurious knocking noises not related to combustion are ignored. – Richard McCuistian, ASE Certified Master Automobile Technician
8 of the Most Important Car Sensors You Should Know About
8 of the Most Important Car Sensors You Should Know AboutAs a driver, you must know what these sensors are and how they contribute to your vehicle’s performance. Here are some of the most common car sensors you should know about. Oxygen Sensor The oxygen (O2) sensor measures the exhaust’s oxygen content.
P0326 Code: Knock Sensor 1 Circuit Range / Performance Bank 1
P0326 Code: Knock Sensor 1 Circuit Range / Performance Bank 1A knock sensor is a one-wire or two-wire sensor mounted on a cylinder block, and it detects engine knocking. “Knock sensor 1” in this code refers to the first sensor (if there are two), while “bank 1” refers to the side of the engine with cylinder #1.
P0328 Code: Knock Sensor 1 Circuit High (Bank 1 )
P0328 Code: Knock Sensor 1 Circuit High (Bank 1 )Knock sensors are devices that are used to detect engine knock. This sensor is typically a two-wire sensor, though there are some devices that only have one wire. The knock sensor receives a 5-volt reference and returns a signal to the PCM.