Where is the knock sensor located and How to its removal and installation on 2002 Chevrolet Express 2500?

The knock sensor (KS) is positioned on top of the rear side of the engine. The first step will be to take the negative battery cable off, followed by the removal of the engine cover and KS harness connector. To install, screw the KS bolt tighter, reattach the harness and replace the engine cover.

OEM 2002 Chevrolet Express 2500 Knock Sensor

Engine Knock Sensor

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2002 Chevrolet Express 2500 Knock Sensor Part Number: 10456288
$47.98 MSRP: $97.45
You Save: $49.47 (51%)
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Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor); ESC Sensor; Sensor, Engine Crankcase Ventilator
- Replaces: 10456018
- Item Weight: 0.50 Pounds
- Item Dimensions: 2.6 x 2.1 x 1.7 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 10456288
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2002 Chevrolet Express 2500 Submodels:
- Base, LS | 8 Cyl 5.7 L BI-FUEL, 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS
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2002 Chevrolet Express 2500 Knock Sensor Part Number: 21024981
$32.61 MSRP: $61.25
You Save: $28.64 (47%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor)
- Replaced by: 19434673
- Replaces: 21024729
- Item Weight: 0.40 Pounds
- Item Dimensions: 2.0 x 2.1 x 1.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 21024981
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2002 Chevrolet Express 2500 Submodels:
- Base, LS | 6 Cyl 4.3 L GAS
View related parts
2002 Chevrolet Express 2500 Knock Sensor Part Number: 10456287
Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor); Control Module; ESC Sensor; Sensor
- Replaces: 10456017
- Item Weight: 0.50 Pounds
- Item Dimensions: 2.6 x 2.0 x 1.6 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 10456287
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2002 Chevrolet Express 2500 Submodels:
- Base, LS | 8 Cyl 5.0 L GAS

2002 Chevrolet Express 2500 Knock Sensor

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2002 Chevrolet Express 2500 Knock Sensor Parts and Q&A

Q: Where is the knock sensor located and How to its removal and installation on 2002 Chevrolet Express 2500?
A: The knock sensor (KS) is positioned on top of the rear side of the engine. The first step will be to take the negative battery cable off, followed by the removal of the engine cover and KS harness connector. To install, screw the KS bolt tighter, reattach the harness and replace the engine cover.