HomeEmission Control > SensorsStandard Ignition KS112 Ignition Knock (Detonation) Sensor
Part #: KS112

Standard Ignition KS112 Ignition Knock (Detonation) Sensor

⚙️ 50 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet and GMC, Silverado 2500 HD Classic, Silverado 3500 Classic, Sierra 3500 Classic, Avalanche 2500, Silverado 2500 HD, Suburban 2500, Sierra 2500 HD, Sierra 3500, Yukon XL 2500, Silverado 3500, Express 3500, Savana 3500, P30, and P3500
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Reliable Ignition Knock Sensor for Chevrolet and GMC Vehicles

The Standard Ignition KS112 Ignition Knock (Detonation) Sensor is designed for direct attachment to ensure accurate detection of engine knock. Compatible with various Chevrolet and GMC models, this sensor helps maintain optimal engine performance by monitoring detonation effectively.

  • Direct attachment method for secure mounting
  • Female round plug-in connector for reliable electrical connection
  • Constructed from durable metal and plastic materials
  • Single male pin terminal with 1/4" x 18 thread size
  • Compatible with Chevrolet Avalanche 2500, Silverado 2500 HD, GMC Sierra 3500, and more

Durable Design and Precise Fitment

The KS112 ignition knock sensor features a direct mounting type that ensures a stable and precise fit on your vehicle’s engine block. Its female round plug-in connector and single male pin terminal provide a secure electrical connection, minimizing the risk of signal loss or interference. Made from a combination of metal and plastic, this sensor is built to withstand the harsh conditions under the hood, including heat and vibration. The 1/4" x 18 thread size allows for straightforward installation on compatible Chevrolet and GMC models such as the Express 3500, Savana 3500, and Yukon XL 2500.

Compatible Chevrolet and GMC Models

This ignition knock sensor is compatible with a range of Chevrolet and GMC heavy-duty trucks and vans, including:

  • Chevrolet Avalanche 2500
  • Chevrolet Silverado 2500 HD and 3500 Classic
  • Chevrolet Suburban 2500
  • GMC Sierra 2500 HD and 3500 Classic
  • GMC Savana 3500 and Yukon XL 2500
  • GMC Express 3500 and P30/P3500 chassis

Common Applications and Problem Resolution

The Standard Ignition KS112 sensor is essential for detecting engine knock and preventing potential damage. It helps address issues such as:

  • Engine knocking or pinging under load
  • Reduced fuel efficiency due to improper ignition timing
  • Check engine light triggered by detonation sensor faults
  • Engine performance irregularities related to knock detection
  • Potential engine damage from undetected detonation

Installation Notes and Tips

Installation of the KS112 sensor requires direct mounting to the engine block using the 1/4" x 18 thread size. Ensure the sensor is securely threaded and the female round plug-in connector is properly engaged with the vehicle’s wiring harness. It is recommended to inspect the wiring and connector for corrosion or damage before installation. Proper torque specifications should be followed to avoid sensor damage or improper function.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. The KS112 ignition knock sensor undergoes rigorous quality control testing to maintain consistent functionality. Warranty coverage details can be obtained from the product documentation or Standard Ignition’s official resources.

BrandStandard Ignition
Part NumberKS112
Attachment MethodDirect
Connector GenderFemale
Connector ShapeRound
Connector TypePlug In
MaterialMetal, Plastic
Mounting TypeDirect
Terminal GenderMale
Terminal TypePin
Thread Size1/4" x 18 Thread

This part fits 50 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2007ChevroletSilverado 2500 HD Classic8.1LV8N/A
2007ChevroletSilverado 3500 Classic8.1LV8N/A
2007GMCSierra 3500 Classic8.1LV8N/A
2006ChevroletAvalanche 25008.1LV8N/A
2006ChevroletSilverado 2500 HD8.1LV8N/A
2006ChevroletSuburban 25008.1LV8N/A
2006GMCSierra 2500 HD8.1LV8N/A
2006GMCSierra 35008.1LV8N/A
2006GMCYukon XL 25008.1LV8N/A
2005ChevroletAvalanche 25008.1LV8N/A
2005ChevroletSilverado 2500 HD8.1LV8N/A
2005ChevroletSilverado 35008.1LV8N/A
2005ChevroletSuburban 25008.1LV8N/A
2005GMCSierra 2500 HD8.1LV8N/A
2005GMCSierra 35008.1LV8N/A
2005GMCYukon XL 25008.1LV8N/A
2004ChevroletAvalanche 25008.1LV8N/A
2004ChevroletSilverado 2500 HD8.1LV8N/A
2004ChevroletSilverado 35008.1LV8N/A
2004ChevroletSuburban 25008.1LV8N/A
2004GMCSierra 2500 HD8.1LV8N/A
2004GMCSierra 35008.1LV8N/A
2004GMCYukon XL 25008.1LV8N/A
2003ChevroletAvalanche 25008.1LV8N/A
2003ChevroletSilverado 2500 HD8.1LV8N/A
2003ChevroletSilverado 35008.1LV8N/A
2003ChevroletSuburban 25008.1LV8N/A
2003GMCSierra 2500 HD8.1LV8N/A
2003GMCSierra 35008.1LV8N/A
2003GMCYukon XL 25008.1LV8N/A
2002ChevroletAvalanche 25008.1LV8N/A
2002ChevroletExpress 35008.1LV8N/A
2002ChevroletSilverado 2500 HD8.1LV8N/A
2002ChevroletSilverado 35008.1LV8N/A
2002ChevroletSuburban 25008.1LV8N/A
2002GMCSavana 35008.1LV8N/A
2002GMCSierra 2500 HD8.1LV8N/A
2002GMCSierra 35008.1LV8N/A
2002GMCYukon XL 25008.1LV8N/A
2001ChevroletExpress 35008.1LV8N/A
2001ChevroletSilverado 2500 HD8.1LV8N/A
2001ChevroletSilverado 35008.1LV8N/A
2001ChevroletSuburban 25008.1LV8N/A
2001GMCSavana 35008.1LV8N/A
2001GMCSierra 2500 HD8.1LV8N/A
2001GMCSierra 35008.1LV8N/A
2001GMCYukon XL 25008.1LV8N/A
1999ChevroletP307.4LV8N/A
1999GMCP35007.4LV8N/A
1998ChevroletP307.4LV8N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

10456500144-4295S217971-654872941AS10137DKS230KDSB10001KS47S8630SBC3732

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.