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GM 12623730
Knock Sensor

2004-2020 GM

Customer Questions & Expert Answers (31)
GM 12623730 Knock Sensor
GM 12623730 Knock Sensor
GM 12623730 Knock Sensor
GM 12623730 Knock Sensor
GM 12623730 Knock Sensor
GM 12623730 Knock Sensor
GM 12623730 Knock Sensor
GM 12623730 Knock Sensor
  • Part Description
    Sensor, Distributor (Also Knock Sensor); Ignition Knock (Detonation) Sensor
  • Replaces
    12570125
  • Manufacturer
    General Motors
Make sure this part fits
$13.47 MSRP: $25.30
You Save: $11.83 (47%)
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  • 2007 GMC Sierra 3500 HD Knock Sensor Diagram for 12623730
    The diagram listed above is for your reference. View diagram for your vehicle

    Related Parts for 12623730

  • Vehicle Fitment

    Year Make Model Trim Engine
    2008-2009 Buick LaCrosseSuper8 Cyl 5.3 L GAS
    2007-2011 Buick LucerneCX, CXL, CXL Special Edition, CXS, Super6 Cyl 3.9 L FLEX, 6 Cyl 3.9 L GAS, 8 Cyl 4.6 L GAS
    2005-2007 Buick RainierCXL, CXL Plus6 Cyl 4.2 L GAS, 8 Cyl 5.3 L GAS
    2006-2007 Buick RendezvousCX, CXL6 Cyl 3.5 L GAS
    2005-2007 Buick TerrazaCX, CXL6 Cyl 3.5 L GAS, 6 Cyl 3.9 L FLEX, 6 Cyl 3.9 L GAS
    2009-2015, 2006-2007 Cadillac CTSV8 Cyl 6.0 L GAS, 8 Cyl 6.2 L GAS
    2007-2011 Cadillac DTSBase, Livery, Luxury, Platinum, Premium8 Cyl 4.6 L GAS
    2007-2014 Cadillac EscaladeBase, Hybrid, Hybrid Platinum, Luxury, Platinum, Premium8 Cyl 6.0 L FULL HYBRID EV-FLEX (FHEV), 8 Cyl 6.0 L FULL HYBRID EV-GAS (FHEV), 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
    2007-2013 Cadillac Escalade EXTBase, Luxury, Premium8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
    2007-2009 Cadillac SRXBase8 Cyl 4.6 L GAS
    View More
    Warning: California's Proposition 65

  • Customer Questions & Expert Answers

    Q:
    Is this 12623730 designed for my car? Posted by ChevyPartsDeal Specialist
    A:
    Please Select Your Vehicle model to see if part number 12623730 is suitable before ordering.
    Posted by ChevyPartsDeal Specialist
    Q:
    What is the first step to replace the Knock Sensor (KS) on Bank 2 for the 2008 Buick LaCrosse? Posted by Customer
    A:
    Turn the ignition OFF and raise and support the vehicle.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    Q:
    What is the first step to replace the Knock Sensor for Bank 1 for the 2010 Buick Lucerne? Posted by Customer
    A:
    Raise and support the vehicle.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    Q:
    What is the next step after removing the retaining bolt for the 2005 Buick Rainier? Posted by Customer
    A:
    Take out the appropriate knock sensor (1 or 2).
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    Q:
    What is the final step after installing the new knock sensor for the 2007 Buick Rendezvous? Posted by Customer
    A:
    Reconnect the engine harness electrical connector to the right knock sensor and lower the vehicle.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    Q:
    Why should additional sealant not be applied to the sensor threads for the 2005 Buick Terraza? Posted by Customer
    A:
    Additional sealant can affect the sensor's ability to detect detonation.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    Q:
    What should be removed before taking out the Knock Sensor for the 2009 Cadillac CTS? Posted by Customer
    A:
    Remove the KS bolt.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    Q:
    What is the first step to replace the knock sensor for the 2007 Cadillac DTS? Posted by Customer
    A:
    First, remove the intake manifold.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    Q:
    What is the first step to replace Knock Sensor 2 for the 2007 Cadillac Escalade? Posted by Customer
    A:
    Remove the right front wheel and tire.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    Q:
    What should be done after installing the knock sensor for the 2007 Cadillac Escalade EXT? Posted by Customer
    A:
    Connect the engine wiring harness electrical connector to the knock sensor and reinstall the left front wheel and tire.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    Q:
    What is the first step to replace Knock Sensor 1 for the 2006 Cadillac STS? Posted by Customer
    A:
    First, remove the supercharger assembly.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    Q:
    What is the first step to replace Knock Sensor 1 for the 2007 Cadillac SRX? Posted by Customer
    A:
    First, remove the intake manifold.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    Q:
    What is the proper torque for tightening the bolt for the 2007 Cadillac XLR? Posted by Customer
    A:
    Tighten the bolt to the proper torque of 20 N.m (15 lb ft).
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    Q:
    What is the next step after removing the heat shield for the 2010 Chevrolet Camaro? Posted by Customer
    A:
    Disconnect the KS electrical connector.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    Q:
    What is the first step in the installation process for the 2007 Chevrolet Corvette? Posted by Customer
    A:
    Reconnect the electrical connector to the knock sensor.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    Q:
    What is the final step after completing the installation for the 2007 Chevrolet Colorado? Posted by Customer
    A:
    Reinstall the left wheelhouse liner and lower the vehicle.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    Q:
    What is the first step to replace the Knock Sensor for Bank 1 for the 2009 Chevrolet Equinox? Posted by Customer
    A:
    Raise and support the vehicle.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    Q:
    What should be ensured when installing the new knock sensor for the 2008 Chevrolet Impala? Posted by Customer
    A:
    Do not apply thread sealant to the sensor threads, as they are factory-coated.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    Q:
    What is the torque specification for the knock sensor for the 2008 Chevrolet Express 2500? Posted by Customer
    A:
    Torque the sensor to 20 N.m (15 lb ft).
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    Q:
    What is the first step to replace the Knock Sensor (KS) for the 2006 Chevrolet Monte Carlo? Posted by Customer
    A:
    First, drain the cooling system.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    Q:
    What should be done after removing the intake manifold for the 2008 Chevrolet Express 3500? Posted by Customer
    A:
    Detach the knock sensor (KS) wiring harness assembly and remove the KS.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    Q:
    What is the process for installing the KS for the 2006 Chevrolet Malibu? Posted by Customer
    A:
    Insert the KS pigtail connector with the retaining clip into the intake manifold hole or slide it over the retaining clip from the top.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    Q:
    What is the final step after completing the installation for the 2010 Chevrolet Silverado 1500? Posted by Customer
    A:
    Lower the vehicle.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    Q:
    What should be done after removing the retaining bolt for the 2005 Chevrolet SSR? Posted by Customer
    A:
    Take out the sensor itself.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    Q:
    How should the knock sensor be installed for the 2009 Chevrolet Trailblazer? Posted by Customer
    A:
    Carefully install the knock sensor (1 or 2) and the bolt, ensuring the sensor is tightened to 25 Nm (18 lb ft).
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    Q:
    What needs to be disconnected from the knock sensor for the 2008 Chevrolet Uplander? Posted by Customer
    A:
    Disconnect the engine harness electrical connector from the knock sensor.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    Q:
    What is the first step to replace the knock sensor (KS) for the 2007 GMC Canyon? Posted by Customer
    A:
    Raise and support the vehicle only high enough to access the KS through the wheelhouse.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    Q:
    What should you do with the engine wiring harness sleeve for the 2009 Chevrolet Tahoe? Posted by Customer
    A:
    Reposition the engine wiring harness sleeve and disconnect the engine wiring harness electrical connector from the knock sensor.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    Q:
    What is the first step to replace the knock sensor for the 2007 GMC Envoy? Posted by Customer
    A:
    Raise the vehicle.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    Q:
    What is the first step to replace Knock Sensor 2 for the 2009 GMC Sierra 1500? Posted by Customer
    A:
    First lift and support the vehicle.
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    Q:
    What is the installation process for the new knock sensor for the 2010 GMC Yukon? Posted by Customer
    A:
    Position the knock sensor (718) onto the engine block and secure it with the knock sensor bolt (739), tightening it to 25 Nm (18 lb ft).
    Posted by ChevyPartsDeal Specialist
    See vehicle specific detailed answers for this Knock Sensor
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

OEM GM Knock Sensor 12623730 Designed for Proper Fit and Performance

Original OEM GM parts deliver superior quality and meet all performance standards needed for optimal automotive operation. The authentic part identified by 12623730 Knock Sensor is available in the market under the name GM Knock Sensor. This genuine product has a full warranty coverage from the manufacturer available at all authorized GM dealers throughout the United States. This part 12623730 Knock Sensor fits certain Chevrolet Colorado, Tahoe, Malibu models, as well as GMC Sierra 1500, Yukon, Canyon. Additionally, it is compatible with Cadillac Escalade, CTS, XLR and Buick LaCrosse, Lucerne, Rainier models.
The original GM component designated by Manufacturer Part Number 12623730 maintains top performance when functioning as the Sensor, Distributor (Also Knock Sensor); Ignition Knock (Detonation) Sensor unit. The component 12623730 is constructed from durable material and its dimensions span 2.7 x 2.5 x 1.2 inches while weighing 0.50 Pounds. The Direct Replacement component is ready in New condition to ensure full compatibility with your vehicle system. The part 12623730 has available replacement options 12570125. GM manufacturer provides a warranty that ensures reliable operation of this product. The Shipping Policy and Return Policy pages outline complete details regarding shipping procedures and return processes.
If you want to save money in the long run on maintenance and repairs, you should choose OEM products because they're of the top level of durability. Are you on the quest of finding GM parts? Our site is worth a visit. We stock an endless selection of high-quality GM components including things like ignition coils all the way through to fan shrouds and all at prices that can not be matched. You have nothing to worry about because all our OEM parts are covered with a manufacturer warranty, which guarantees superior quality and value.