How to service the knock sensor on 2002 GMC Envoy?

You need to raise your vehicle above ground level before beginning the knock sensor service operation. The first step is to disconnect the harness connector from the knock sensor then unfasten the bolt which holds the knock sensor in place. Remove the correct knock sensor either by number 1 or number 2. Secure the knock sensor (1 or 2) into its position by using the retaining bolt while tightening it to a torque of 25 N.m (18 lb ft). Reconnect the knock sensor harness connector following which you can lower the vehicle.

OEM 2002 GMC Envoy Knock Sensor

Engine Knock Sensor

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2002 GMC Envoy Knock Sensor
Part Number: 24100388
$25.69 MSRP: $48.26
You Save: $22.57 (47%)
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Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor)
- Item Weight: 0.40 Pounds
- Item Dimensions: 3.1 x 2.1 x 1.0 inches
- Condition: New
- Fitment Type: Direct Replacement
- Require Quantity: 2
- SKU: 24100388
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2002 GMC Envoy Submodels:
- SLE, SLT | 6 Cyl 4.2 L GAS

2002 GMC Envoy Knock Sensor

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2002 GMC Envoy Parts Questions & Experts Answers

Q: How to service the knock sensor on 2002 GMC Envoy?
A: You need to raise your vehicle above ground level before beginning the knock sensor service operation. The first step is to disconnect the harness connector from the knock sensor then unfasten the bolt which holds the knock sensor in place. Remove the correct knock sensor either by number 1 or number 2. Secure the knock sensor (1 or 2) into its position by using the retaining bolt while tightening it to a torque of 25 N.m (18 lb ft). Reconnect the knock sensor harness connector following which you can lower the vehicle.

Related 2002 GMC Envoy Parts

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2003 GMC Envoy Knock Sensor