HomeStandard Ignition NS-87 Neutral Safety Switch
Part #: NS-87

Standard Ignition NS-87 Neutral Safety Switch

29 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Chevrolet, Buick, Oldsmobile, and Pontiac, Lumina, Monte Carlo, Century, Cutlass Supreme, Bonneville, Grand Prix, Regal, and Cutlass Cruiser
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Reliable Neutral Safety Switch for Buick, Chevrolet, Oldsmobile, and Pontiac

The Standard Ignition NS-87 Neutral Safety Switch is designed to ensure safe engine starting by preventing the vehicle from starting in gear. This switch is compatible with select Buick, Chevrolet, Oldsmobile, and Pontiac models, providing a precise fit and reliable performance.

  • Connector Gender: Female
  • Connector Quantity: 1
  • Terminal Gender: Male
  • Terminal Quantity: 2
  • Terminal Type: Blade
  • Part Number: NS-87

Detailed Product Description

The NS-87 Neutral Safety Switch from Standard Ignition features a female connector with a single connection point, paired with two male blade terminals. This configuration ensures secure electrical connections and compatibility with the vehicle’s wiring harness. Designed for use in electrical, lighting, and body systems, this switch plays a critical role in preventing the engine from starting unless the transmission is in neutral or park.

This part is compatible with various models including the Buick Regal, Chevrolet Monte Carlo, Lumina, Oldsmobile Cutlass Cruiser and Cutlass Supreme, Pontiac Bonneville, and Grand Prix. The blade terminal type facilitates easy installation and reliable contact, reducing the risk of electrical faults.

Common Applications and Issues Resolved

  • Prevents engine from starting in gear, enhancing safety
  • Resolves intermittent starting problems related to faulty neutral safety switches
  • Eliminates no-start conditions caused by damaged or worn switch terminals
  • Addresses electrical connection issues due to connector or terminal failure
  • Restores proper transmission range sensing for automatic transmissions

Installation Notes and Tips

  • Ensure the vehicle is in park or neutral before installation
  • Disconnect the battery to prevent electrical shorts during replacement
  • Verify connector orientation: female connector with one connection point
  • Check blade terminals for corrosion or damage before installation
  • Consult vehicle-specific service manual for torque specifications and alignment procedures

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, ensuring reliable fit and function. The NS-87 Neutral Safety Switch undergoes rigorous quality control testing to maintain consistent performance. Warranty coverage details should be confirmed with the product documentation or supplier.

BrandStandard Ignition
Part NumberNS-87
Connector GenderFemale
Terminal GenderMale
Terminal TypeBlade

This part fits 29 vehicles. Search below:

YearMakeModelTransmissionLitersCylindersPositionNotes
2001ChevroletLuminaN/AMounted to Steering Column
2001ChevroletMonte CarloAutomaticN/AMounted to Steering Column
1999ChevroletLuminaAutomaticN/AMounted to Steering Column
1999ChevroletMonte CarloAutomaticN/AMounted to Steering Column
1998ChevroletLuminaAutomaticN/AMounted to Steering Column
1998ChevroletMonte CarloAutomaticN/AMounted to Steering Column
1997BuickCentury3.1LV6N/AFits on steering column
1997ChevroletLuminaAutomaticN/AMounted to Steering Column
1997ChevroletMonte CarloAutomaticN/AMounted to Steering Column
1997OldsmobileCutlass SupremeAutomaticN/Aw/o Console; Mounted to Steering Column
1997PontiacBonnevilleAutomaticN/AMounted to Steering Column
1997PontiacGrand PrixAutomaticN/AMounted to Steering Column
1996BuickRegalN/AMounted to Steering Column
1996ChevroletLuminaAutomaticN/AMounted to Steering Column
1996ChevroletMonte CarloAutomaticN/AMounted to Steering Column
1996OldsmobileCutlass SupremeN/AMounted to Steering Column
1996PontiacBonnevilleAutomaticN/AMounted to Steering Column
1996PontiacGrand PrixAutomaticN/AMounted to Steering Column
1995BuickRegalAutomaticN/AMounted to Steering Column
1995ChevroletLuminaAutomaticN/AMounted to Steering Column
1995ChevroletMonte CarloAutomaticN/AMounted to Steering Column
1995OldsmobileCutlass SupremeAutomaticN/AMounted to Steering Column
1995PontiacBonnevilleAutomaticN/AMounted to Steering Column
1995PontiacGrand PrixAutomaticN/AMounted to Steering Column
1994BuickRegalAutomaticN/AMounted to Steering Column
1994OldsmobileCutlass CruiserAutomaticN/AMounted to Steering Column
1994OldsmobileCutlass SupremeAutomaticN/AMounted to Steering Column
1994PontiacBonnevilleAutomaticN/AMounted to Steering Column
1994PontiacGrand PrixAutomaticN/AMounted to Steering Column

* 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:

1S50432603096053-31519DR4005NS6511NS74S9180

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