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GMC 10456218 Knock Sensor Assembly

1994-1995 GMC

Customer Questions & Expert Answers (3)
10456218 GM Knock Sensor Assembly Illustration 1 of 1
  • Part Description
    SENSOR, Distributor (also Knock Sensor)
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine GMC
    Manufacturer Part Number10456218
    Part DescriptionSENSOR, Distributor (also Knock Sensor)
    Other NamesKnock Sensor
    Item Dimensions4.7 x 2.9 x 2.9 inches
    Item Weight0.60 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU10456218
    WarrantyThis genuine GM part is guaranteed by GM's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California's Proposition 65
  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    1995 GMC Jimmy6 Cyl 4.3L2 DOOR, 4 DOOR
    1994-1995 GMC Sonoma6 Cyl 4.3LPICKUP
  • Customer Questions & Expert Answers

    Q:
    I'm wondering if this is complete and correct part for my vehicle.
    A:
    You can Select Your Vehicle to check if 10456218 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    How should the camshaft sensor, crankshaft sensor, and Knock Sensor be checked for the 1994 GMC Sonoma? Posted by Zsolt D.
    A:
    The camshaft sensor and crankshaft sensor, depending on the engine type, should be checked for resistance and proper signal output. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Julian / Feb 19, 2024
    Q:
    What is the role of the 1995 GMC Jimmy speed sensor (VSS) and Knock Sensor, and how can they be checked? Posted by Ezekiel S.
    A:
    The vehicle speed sensor (VSS) provides speed data to the PCM. To check it, you can check for reference voltage. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Nicholas / Aug 12, 2025

Genuine GM Part 10456218, the Right Choice

To ensure reliability, purchase GM part # 10456218 Knock Sensor Assembly. It is sometimes referred to as GMC Knock Sensor. Directly from GM, genuine parts are superb with regards to quality, longevity, and fit. Every single part passed stringent quality testing, so you can be sure that it's safe, durable, and built to perform like your original parts. This part fits specific GMC Jimmy, Sonoma models.

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