HomeElectrical, Lighting and Body > SwitchesStandard Ignition NS-37 Neutral Safety Switch
Part #: NS-37

Standard Ignition NS-37 Neutral Safety Switch

⚙️ 71 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Buick, Chevrolet, Oldsmobile, and Pontiac, Century, Lumina APV, Cutlass Ciera, Silhouette, Trans Sport, Lumina, Cutlass Cruiser, Grand Prix, Cutlass Supreme, 6000, Fiero, Celebrity, Skylark, and Citation II
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Reliable Neutral Safety Switch for Buick, Chevrolet, Oldsmobile, and Pontiac

The Standard Ignition NS-37 Neutral Safety Switch is designed to ensure safe and accurate transmission operation for select Buick, Chevrolet, Oldsmobile, and Pontiac models. This switch features a female connector and a 7-terminal male blade design, providing secure electrical connections for reliable vehicle performance.

  • Female connector with one connection point for easy integration
  • Seven male blade terminals for stable and precise electrical contact
  • Blade terminal type designed for durability and corrosion resistance
  • Compatible with multiple GM models including Buick Century, Chevrolet Lumina, and Pontiac Grand Prix
  • Standard Ignition quality meeting OEM specifications

Technical Details and Compatibility

The NS-37 Neutral Safety Switch from Standard Ignition is engineered with a single female connector and seven male blade terminals, ensuring a robust connection to your vehicle's electrical system. The blade terminal type is commonly used in automotive applications for its ease of installation and reliable conductivity. This part is compatible with a range of GM vehicles such as the Buick Century, Chevrolet Celebrity, Oldsmobile Cutlass Supreme, and Pontiac Fiero, among others. The part number NS-37 allows for precise identification and fitment verification.

Common Applications and Problem Resolution

This neutral safety switch is essential for preventing the engine from starting unless the transmission is in neutral or park, enhancing vehicle safety and preventing accidental starts. It addresses several issues including:

  • Engine not starting due to faulty neutral safety switch
  • Intermittent starting problems related to electrical connection failures
  • Transmission safety interlock malfunctions
  • Incorrect gear position indication affecting vehicle operation

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 gender and terminal count to match the NS-37 specifications
  • Use appropriate tools to avoid damaging blade terminals
  • Test the switch operation after installation to confirm proper function

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The NS-37 Neutral Safety Switch undergoes rigorous quality control to ensure consistent fit and function. Warranty coverage details can be obtained from the product documentation or authorized distributors.

BrandStandard Ignition
Part NumberNS-37
Connector GenderFemale
Terminal GenderMale
Terminal TypeBlade

This part fits 71 vehicles. Search below:

YearMakeModelTransmissionLitersCylindersPositionNotes
1996BuickCenturyN/A
1995BuickCenturyN/A
1995BuickCenturyAutomaticN/A
1995ChevroletLumina APVAutomaticN/A
1995OldsmobileCutlass CieraAutomaticN/A
1995OldsmobileSilhouetteAutomaticN/A
1995PontiacTrans SportAutomaticN/AMounted on Transmission
1994BuickCenturyN/A
1994BuickCenturyAutomaticN/A
1994ChevroletLumina APVAutomaticN/A
1994OldsmobileCutlass CieraAutomaticN/A
1994OldsmobileSilhouetteAutomaticN/A
1994PontiacTrans SportAutomaticN/AMounted on Transmission
1993BuickCenturyN/A
1993BuickCenturyAutomaticN/A
1993ChevroletLuminaAutomaticN/A
1993ChevroletLumina APVAutomaticN/A
1993OldsmobileCutlass CieraAutomaticN/A
1993OldsmobileCutlass CruiserAutomatic3.3LV6N/A
1993OldsmobileSilhouetteAutomaticN/A
1993PontiacGrand PrixAutomaticN/AMounted on Transmission
1993PontiacTrans SportAutomaticN/AMounted on Transmission
1992BuickCenturyN/A
1992BuickCenturyAutomaticN/A
1992ChevroletLuminaAutomaticN/A
1992ChevroletLumina APVAutomaticN/A
1992OldsmobileCutlass CieraN/A
1992OldsmobileCutlass CruiserAutomatic3.3LV6N/A
1992OldsmobileCutlass SupremeAutomaticN/AMounted on Transmission
1992OldsmobileSilhouetteAutomaticN/A
1992PontiacGrand PrixAutomaticN/AMounted on Transmission
1992PontiacTrans SportAutomaticN/AMounted on Transmission
1991BuickCenturyAutomaticN/A
1991ChevroletLuminaAutomaticN/A
1991ChevroletLumina APVN/A
1991OldsmobileCutlass CruiserAutomatic3.3LV6N/A
1991OldsmobileCutlass SupremeAutomaticN/A
1991OldsmobileSilhouetteAutomaticN/A
1991Pontiac6000AutomaticN/A
1991PontiacTrans SportAutomaticN/AMounted on Transmission
1988OldsmobileCutlass Cruiser2.5LL4N/A
1988OldsmobileCutlass Cruiser2.8LV6N/A
1988OldsmobileCutlass Cruiser3.8LV6N/A
1988PontiacFieroAutomaticN/A
1988PontiacFieroAutomaticN/AMounted on Transmission
1987BuickCenturyAutomaticN/A
1987ChevroletCelebrityAutomaticN/A
1987OldsmobileCutlass CieraAutomaticN/A
1987OldsmobileCutlass Cruiser2.5LL4N/A
1987OldsmobileCutlass Cruiser2.8LV6N/A
1987OldsmobileCutlass Cruiser3.8LV6N/A
1987Pontiac6000AutomaticN/A
1987PontiacFieroAutomaticN/A
1987PontiacFieroAutomaticN/AMounted on Transmission
1986BuickCenturyAutomaticN/A
1986ChevroletCelebrityAutomaticN/A
1986OldsmobileCutlass CieraAutomaticN/A
1986Pontiac6000AutomaticN/A
1986PontiacFieroAutomaticN/A
1986PontiacFieroAutomaticN/AMounted on Transmission
1985BuickCenturyAutomaticN/A
1985BuickSkylarkN/A
1985BuickSkylarkAutomaticN/A
1985ChevroletCelebrityAutomaticN/A
1985ChevroletCitation IIAutomaticN/A
1985OldsmobileCutlass CieraAutomaticN/A
1985Pontiac6000AutomaticN/A
1985PontiacFieroAutomaticN/A
1985PontiacFieroAutomaticN/AMounted on Transmission
1984PontiacFieroAutomaticN/A
1984PontiacFieroAutomaticN/AMounted on Transmission

* 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:

01994255115161161S51975126253-31581NS63NS6557S9164

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