How to replace Knock Sensor 2 on GMC Sierra 3500 Classic?

In order to replace Knock Sensor 2, remove first the right front wheel and tire. Then, from the wheel well open, disconnect the engine wiring harness electrical connector from the knock sensor. Then, take off the knock sensor bolt (739) and knock sensor (718). For mounting the knock sensor (718) screw to the engine block and mounting the knock sensor bolt (739) which tightened at a torque of 25 N.m (18 lb ft). Then attach the engine wiring harness connection to the knock sensor and install the right front wheel and tire back.

OEM GMC Sierra 3500 Classic Knock Sensor

Engine Knock Sensor

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2 Knock Sensors found

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GMC Sierra 3500 Classic Knock Sensor Part Number: 12589867
$62.53 MSRP: $127.00
You Save: $64.47 (51%)
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Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor)
- Replaces: 10456603
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 6.0 L GAS
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GMC Sierra 3500 Classic Knock Sensor Part Number: 12591312
Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor)
- Replaces: 10456500
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007 GMC Sierra 3500 Classic | SL, SLE, SLT, WT | 8 Cyl 8.1 L GAS

GMC Sierra 3500 Classic Knock Sensor

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GMC Sierra 3500 Classic Knock Sensor Parts and Q&A

Knock Sensor
12589867
Q: How to replace Knock Sensor 2 on GMC Sierra 3500 Classic?
A:
In order to replace Knock Sensor 2, remove first the right front wheel and tire. Then, from the wheel well open, disconnect the engine wiring harness electrical connector from the knock sensor. Then, take off the knock sensor bolt (739) and knock sensor (718). For mounting the knock sensor (718) screw to the engine block and mounting the knock sensor bolt (739) which tightened at a torque of 25 N.m (18 lb ft). Then attach the engine wiring harness connection to the knock sensor and install the right front wheel and tire back.