How to replace the Knock Sensor (KS) for Bank 2 on 2009 Cadillac CTS?

In order to change the Knock Sensor (KS) of Bank 2, turn off the ignition and lift the car. Take off the wiring harness heat shield, unplug the KS electrical connector and take off the KS bolt. Install the new KS and reconnect the electrical connector and install the heat shield and then lower the vehicle.

OEM 2009 Cadillac CTS Knock Sensor

Engine Knock Sensor

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2009 Cadillac CTS 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.
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Fits the following 2009 Cadillac CTS Submodels:
- V | 8 Cyl 6.0 L GAS, 8 Cyl 6.2 L GAS
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2009 Cadillac CTS Knock Sensor Part Number: 12729597
$18.81 MSRP: $35.32
You Save: $16.51 (47%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Sensor, Distributor (Also Knock Sensor); Camshaft Sensor
- Replaces: 12692505, 12605738, 12636736
- Condition: New
- SKU: 12729597
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following 2009 Cadillac CTS Submodels:
- Base, Luxury, Performance, Premium, Premium Luxury, V, Vsport, Vsport Premium, Vsport Premium Luxury | 6 Cyl 3.0 L GAS, 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS, 8 Cyl 6.2 L GAS

2009 Cadillac CTS Knock Sensor

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2009 Cadillac CTS Knock Sensor Parts and Q&A

Q: How to replace the Knock Sensor (KS) for Bank 2 on 2009 Cadillac CTS?
A: In order to change the Knock Sensor (KS) of Bank 2, turn off the ignition and lift the car. Take off the wiring harness heat shield, unplug the KS electrical connector and take off the KS bolt. Install the new KS and reconnect the electrical connector and install the heat shield and then lower the vehicle.