HomeElectrical, Lighting and Body > SwitchesStandard Ignition NS-253 Clutch Starter Safety Switch
Part #: NS-253

Standard Ignition NS-253 Clutch Starter Safety Switch

⚙️ 32 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Isuzu, Geo, and Chevrolet, Trooper, Amigo, Spectrum, and I-Mark
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Reliable Clutch Starter Safety Switch for Chevrolet, Geo, and Isuzu

The Standard Ignition NS-253 clutch starter safety switch is designed to ensure safe engine starting by preventing the vehicle from starting unless the clutch pedal is fully depressed. This switch is compatible with select Chevrolet, Geo, and Isuzu models, providing a precise fit and dependable operation.

Key Features of Standard Ignition NS-253 Clutch Starter Safety Switch

  • Color/Finish: Black and white plastic housing for durability and corrosion resistance
  • Connector Gender: Male connector for secure electrical connection
  • Terminal Gender: Male blade terminals
  • Terminal Quantity: 2 terminals for reliable circuit engagement
  • Terminal Type: Blade terminals designed for easy installation and firm contact

Detailed Product Description

The NS-253 clutch starter safety switch from Standard Ignition is engineered with a plastic finish that resists wear and environmental factors. Its black and white color scheme aids in identification during installation or maintenance. Featuring two male blade terminals and a male connector, this switch ensures a solid electrical connection within the clutch circuit. This part is specifically designed for use in Chevrolet Amigo, Geo I-Mark, Geo Spectrum, and Isuzu Trooper models, ensuring compatibility and proper function.

Common Applications and Issues Addressed

  • Prevents engine from starting unless clutch pedal is engaged, enhancing safety
  • Resolves no-start conditions related to faulty clutch starter switches
  • Eliminates intermittent starting problems caused by worn or damaged switch terminals
  • Helps maintain proper electrical circuit continuity in the clutch system
  • Addresses issues with starter engagement in Chevrolet, Geo, and Isuzu vehicles

Installation Notes and Tips

  • Ensure the vehicle is off and battery disconnected before installation
  • Locate the clutch starter safety switch near the clutch pedal assembly
  • Verify the male connector and blade terminals align correctly with the vehicle wiring harness
  • Secure the switch firmly to prevent movement or disconnection during operation
  • Test the switch function by attempting to start the vehicle with and without clutch pedal engagement

Quality Assurance and Warranty Information

Standard Ignition parts are manufactured to meet or exceed OEM specifications. The NS-253 clutch starter safety switch undergoes rigorous quality control to ensure reliable performance and durability. This part is backed by Standard Ignition's limited warranty, providing coverage against defects in material and workmanship under normal use.

BrandStandard Ignition
Part NumberNS-253
ColorBlack, White
Connector GenderMale
FinishPlastic
Terminal GenderMale
Terminal TypeBlade

This part fits 32 vehicles. Search below:

YearMakeModelPositionNotes
2001IsuzuTrooperN/A
2000IsuzuTrooperN/A
1999IsuzuTrooperN/A
1998IsuzuTrooperN/A
1997IsuzuTrooperN/A
1996IsuzuTrooperN/A
1995IsuzuTrooperN/A
1994IsuzuAmigoN/A
1994IsuzuTrooperN/A
1993IsuzuAmigoN/A
1993IsuzuTrooperN/A
1992IsuzuAmigoN/A
1992IsuzuTrooperN/A
1991IsuzuAmigoN/A
1991IsuzuTrooperN/A
1990IsuzuAmigoN/A
1990IsuzuTrooperN/A
1989GeoSpectrumN/A
1989IsuzuAmigoN/A
1989IsuzuI-MarkN/A
1989IsuzuTrooperN/A
1988ChevroletSpectrumN/A
1988IsuzuI-MarkN/A
1988IsuzuTrooperN/A
1987ChevroletSpectrumN/A
1987IsuzuI-MarkN/A
1987IsuzuTrooperN/A
1986ChevroletSpectrumN/A
1986IsuzuI-MarkN/A
1986IsuzuTrooperN/A
1985ChevroletSpectrumN/A
1985IsuzuI-MarkN/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:

18-14351S512053-1261458234000838905744094023971DR4093NS399NS5553S26060

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