HomeEmission Control > SensorsGlobal Parts 1811802 Ignition Knock (Detonation) Sensor
Part #: 1811802

Global Parts 1811802 Ignition Knock (Detonation) Sensor

⚙️ 19 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Cadillac and Saturn, Catera, CTS, L300, LS2, LW2, LW300, and Vue
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Reliable Ignition Knock Sensor for Cadillac and Saturn Vehicles

The Global Parts 1811802 Ignition Knock (Detonation) Sensor is designed to accurately detect engine knocking in select Cadillac and Saturn models. This sensor helps maintain optimal engine performance by providing precise feedback to the vehicle's engine control unit.

  • Wiring harness length of 21.5 inches for flexible installation
  • Blade terminal type ensuring secure electrical connection
  • Single rectangular female connector with two terminals
  • Wiring harness included for direct replacement
  • Compatible with Cadillac Catera, CTS, and Saturn L300, LS2, LW2, LW300, Vue models

Product Details and Specifications

The Global Parts 1811802 ignition knock sensor features a 21.5-inch wiring harness that allows for convenient routing within the engine bay. It uses a blade terminal type, which provides a reliable and stable electrical connection. The sensor includes one rectangular female connector with two terminals, designed to interface seamlessly with the vehicle's existing wiring system. This sensor is supplied with the wiring harness included, facilitating a straightforward replacement process without the need for additional wiring modifications.

Compatible Vehicles and Applications

This ignition knock sensor is compatible with a range of Cadillac and Saturn vehicles, including the Cadillac Catera and CTS, as well as the Saturn L300, LS2, LW2, LW300, and Vue models. It is specifically engineered to meet the emission control sensor requirements of these vehicles, ensuring accurate knock detection and engine management.

  • Detects engine knocking and detonation to prevent damage
  • Helps maintain engine timing and performance
  • Supports emission control system functionality
  • Reduces risk of engine misfire and rough idling
  • Assists in optimizing fuel efficiency

Installation Notes and Tips

When installing the Global Parts 1811802 ignition knock sensor, ensure the wiring harness is routed away from high-heat areas to prevent damage. The blade terminals should be securely connected to avoid intermittent signals. Since mounting hardware is not included, reuse the original hardware or source compatible fasteners. Verify connector engagement to ensure proper sensor operation.

Quality Assurance and Warranty

Global Parts manufactures this ignition knock sensor to meet OEM specifications for fit and function. While specific warranty details are not provided, Global Parts products typically undergo quality control testing to ensure durability and reliable performance in emission control applications.

BrandGlobal Parts
Part Number1811802
Wiring Harness Length21.5
Terminal TypeBlade
Mounting Hardware IncludedNo
Connector Quantity1
Connector ShapeRectangular
Terminal Quantity2
Connector GenderFemale
Wiring Harness IncludedYes

This part fits 19 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2005SaturnL3003.0LV6N/AEnsure compatibility prior to purchasing this Ignition Knock Sensor.
2004CadillacCTS3.2LV6N/AEnsure compatibility prior to purchasing this Ignition Knock Sensor.
2004SaturnL3003.0LV6N/AEnsure compatibility prior to purchasing this Ignition Knock Sensor.
2003CadillacCTS3.2LV6N/AEnsure compatibility prior to purchasing this Ignition Knock Sensor.
2003SaturnL3003.0LV6N/AEnsure compatibility prior to purchasing this Ignition Knock Sensor.
2003SaturnLW3003.0LV6N/AEnsure compatibility prior to purchasing this Ignition Knock Sensor.
2003SaturnVue3.0LV6N/AEnsure compatibility prior to purchasing this Ignition Knock Sensor.
2002SaturnL3003.0LV6N/AEnsure compatibility prior to purchasing this Ignition Knock Sensor.
2002SaturnLW3003.0LV6N/AEnsure compatibility prior to purchasing this Ignition Knock Sensor.
2002SaturnVue3.0LV6N/AEnsure compatibility prior to purchasing this Ignition Knock Sensor.
2001CadillacCatera3.0LV6N/AEnsure compatibility prior to purchasing this Ignition Knock Sensor.
2001SaturnL3003.0LV6N/A
2001SaturnLW3003.0LV6N/AEnsure compatibility prior to purchasing this Ignition Knock Sensor.
2000CadillacCatera3.0LV6N/AEnsure compatibility prior to purchasing this Ignition Knock Sensor.
2000SaturnLS23.0LV6N/AEnsure compatibility prior to purchasing this Ignition Knock Sensor.
2000SaturnLW23.0LV6N/AEnsure compatibility prior to purchasing this Ignition Knock Sensor.
1999CadillacCatera3.0LV6N/AEnsure compatibility prior to purchasing this Ignition Knock Sensor.
1998CadillacCatera3.0LV6N/AEnsure compatibility prior to purchasing this Ignition Knock Sensor.
1997CadillacCatera3.0LV6N/AEnsure compatibility prior to purchasing this Ignition Knock Sensor.

* 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:

2612311169053043490541521KS164SU1499

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