How to replace the knock sensor on 2008 GMC Envoy?

Replacement of the knock sensor requires lifting up the vehicle, unconnecting the harness connector and removing the retaining bolt. Remove the correct knock sensor. Install the sensor, fit it with the bolt and then reconnect the harness connector and then lower the vehicle.

OEM 2008 GMC Envoy Knock Sensor

Engine Knock Sensor

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2008 GMC Envoy Knock Sensor Part Number: 12623730
$13.47 MSRP: $25.30
You Save: $11.83 (47%)
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Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor); Ignition Knock (Detonation) Sensor
- Replaces: 12570125
- Item Weight: 0.50 Pounds
- Item Dimensions: 2.7 x 2.5 x 1.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12623730
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2008 GMC Envoy Submodels:
- Denali, SLE, SLT | 6 Cyl 4.2 L GAS, 8 Cyl 5.3 L GAS

2008 GMC Envoy Knock Sensor

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2008 GMC Envoy Knock Sensor Parts and Q&A

Q: How to replace the knock sensor on 2008 GMC Envoy?
A: Replacement of the knock sensor requires lifting up the vehicle, unconnecting the harness connector and removing the retaining bolt. Remove the correct knock sensor. Install the sensor, fit it with the bolt and then reconnect the harness connector and then lower the vehicle.