HomeElectrical, Lighting and Body > SwitchesStandard Ignition NS-122 Neutral Safety Switch
Part #: NS-122

Standard Ignition NS-122 Neutral Safety Switch

⚙️ 99 vehicles fit this part
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🚗Fitment: Buick, Chevrolet, Oldsmobile, Pontiac, and Cadillac, Century, Park Avenue, Regal, Rendezvous, Venture, Intrigue, Silhouette, Aztek, Bonneville, Grand Prix, Montana, Impala, Lumina, Monte Carlo, LeSabre, Riviera, 88, LSS, Regency, Trans Sport, Cutlass, Cutlass Supreme, Eldorado, Lumina APV, 98, and Cutlass Ciera
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Overview of Standard Ignition NS-122 Neutral Safety Switch

The Standard Ignition NS-122 Neutral Safety Switch is designed to ensure safe engine starting by preventing the vehicle from starting in gear. This switch is compatible with a range of Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models, providing reliable electrical performance for your vehicle's starting system.

  • Color: Black for easy identification and durability
  • Connector Gender: Female; female connectors for secure wiring connections
  • Connector Quantity: 2 connectors to accommodate vehicle wiring harness
  • Finish: Combination of aluminum and plastic for strength and corrosion resistance
  • Terminal Gender: Male terminals for proper electrical contact
  • Terminal Quantity: 7 and 4 terminals to match specific vehicle wiring requirements

Detailed Product Description

The NS-122 neutral safety switch from Standard Ignition is engineered with a robust aluminum and plastic finish, ensuring durability under various operating conditions. Its black color housing provides a professional look and helps with quick identification during installation or maintenance. Featuring two female connectors and multiple male terminals (7 and 4), this switch is designed to fit the electrical configurations of several GM vehicles, including Buick LeSabre, Cadillac Eldorado, Chevrolet Impala, Oldsmobile Cutlass, and Pontiac Grand Prix models. The part number NS-122 ensures compatibility and ease of reference when sourcing replacement parts.

Applications and Problem Solving

  • Prevents engine from starting unless the transmission is in neutral or park
  • Eliminates accidental vehicle movement during engine start
  • Resolves issues with engine not starting due to faulty neutral safety switch
  • Addresses intermittent starting problems related to electrical connection failures
  • Ensures compliance with vehicle safety starting protocols

Installation Notes and Tips

  • Verify vehicle compatibility with Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models before installation
  • Ensure connectors and terminals match the vehicle’s wiring harness for proper fit
  • Disconnect the battery before installation to prevent electrical shorts
  • Follow vehicle service manual instructions for neutral safety switch replacement
  • Test the switch function after installation to confirm correct operation

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, providing reliable performance and durability. The NS-122 neutral safety switch undergoes rigorous quality control to ensure proper fit and function. Warranty coverage details can be obtained from the product documentation or Standard Ignition’s official resources.

BrandStandard Ignition
Part NumberNS-122
ColorBlack
Connector GenderFemale; Female
FinishAluminum, Plastic
Terminal GenderMale

This part fits 99 vehicles. Search below:

YearMakeModelTransmissionLitersCylindersPositionNotes
2003BuickCenturyN/A
2003BuickPark AvenueAutomaticN/A
2003BuickRegalN/A
2002BuickCenturyN/A
2002BuickPark AvenueAutomaticN/A
2002BuickRegalN/A
2002BuickRendezvousN/A
2002OldsmobileIntrigueAutomaticN/AMounted to Transmission
2002OldsmobileSilhouetteAutomaticN/A
2002PontiacAztek3.4LV6N/AMounted to Transmission
2002PontiacBonnevilleAutomaticN/A
2002PontiacGrand PrixAutomaticN/A
2002PontiacMontanaAutomaticN/AMounted to Transmission
2001BuickCenturyN/A
2001BuickPark AvenueAutomaticN/A
2001BuickRegalN/A
2001ChevroletImpalaAutomaticN/A
2001ChevroletLuminaN/AMounted to Transmission
2001ChevroletMonte CarloAutomaticN/AMounted to Transmission
2001OldsmobileIntrigueAutomaticN/AMounted to Transmission
2001OldsmobileSilhouetteAutomaticN/A
2001PontiacAztek3.4LV6N/AMounted to Transmission
2001PontiacBonnevilleAutomaticN/A
2001PontiacGrand PrixAutomaticN/A
2001PontiacMontanaAutomaticN/AMounted to Transmission
2000BuickCenturyN/A
2000BuickPark AvenueAutomaticN/A
2000BuickRegalN/A
2000ChevroletImpalaAutomaticN/A
2000ChevroletLuminaAutomaticN/AMounted to Transmission
2000ChevroletMonte CarloAutomaticN/AMounted to Transmission
2000OldsmobileIntrigueAutomaticN/A
2000OldsmobileSilhouetteAutomaticN/A
2000PontiacBonnevilleAutomaticN/A
2000PontiacGrand PrixAutomaticN/A
2000PontiacMontanaAutomaticN/AMounted to Transmission
1999BuickCenturyN/A
1999BuickLeSabreAutomaticN/A
1999BuickPark AvenueAutomaticN/A
1999BuickRegalN/A
1999BuickRivieraN/A
1999ChevroletLuminaAutomaticN/AMounted to Transmission
1999ChevroletMonte CarloAutomaticN/AMounted to Transmission
1999Oldsmobile88AutomaticN/A
1999OldsmobileIntrigueAutomaticN/A
1999OldsmobileLSSN/A
1999OldsmobileSilhouetteAutomaticN/A
1999PontiacBonnevilleAutomaticN/A
1999PontiacGrand PrixAutomaticN/A
1999PontiacMontanaAutomaticN/AMounted to Transmission
1998BuickCenturyN/A
1998BuickLeSabreAutomaticN/A
1998BuickPark AvenueAutomaticN/A
1998BuickRegalN/A
1998BuickRivieraN/A
1998ChevroletLuminaAutomaticN/AMounted to Transmission
1998ChevroletMonte CarloAutomaticN/AMounted to Transmission
1998Oldsmobile88AutomaticN/A
1998OldsmobileIntrigueAutomaticN/A
1998OldsmobileLSSN/A
1998OldsmobileRegencyAutomaticN/A
1998OldsmobileSilhouetteAutomaticN/A
1998PontiacBonnevilleAutomaticN/A
1998PontiacGrand PrixAutomaticN/A
1998PontiacTrans SportAutomaticN/A
1997BuickCentury3.1LV6N/ALocated On Transmission
1997BuickLeSabreAutomaticN/A
1997BuickPark AvenueAutomaticN/A
1997BuickRegalN/A
1997BuickRivieraN/A
1997ChevroletLuminaAutomaticN/AMounted to Transmission
1997ChevroletMonte CarloAutomaticN/AMounted to Transmission
1997Oldsmobile88AutomaticN/A
1997OldsmobileCutlassAutomaticN/Aw/ Console; Mounted to Transmission
1997OldsmobileCutlass SupremeAutomaticN/Aw/ Console; Mounted to Transmission
1997OldsmobileLSSN/A
1997OldsmobileRegencyAutomaticN/A
1997OldsmobileSilhouetteAutomaticN/A
1997PontiacBonnevilleAutomaticN/AMounted to Transmission
1997PontiacGrand PrixN/AMounted to Transmission
1997PontiacTrans SportAutomaticN/A
1996BuickCenturyN/A
1996BuickLeSabreAutomaticN/A
1996BuickPark AvenueAutomaticN/A
1996BuickRegalAutomaticN/A
1996BuickRivieraN/A
1996CadillacEldoradoAutomaticN/A
1996ChevroletLuminaAutomaticN/AMounted to Transmission
1996ChevroletLumina APVN/A
1996ChevroletMonte CarloAutomaticN/AMounted to Transmission
1996Oldsmobile88AutomaticN/A
1996Oldsmobile98AutomaticN/A
1996OldsmobileCutlass CieraAutomaticN/A
1996OldsmobileCutlass SupremeAutomaticN/AMounted to Transmission
1996OldsmobileLSSN/A
1996OldsmobileSilhouetteAutomaticN/A
1996PontiacBonnevilleAutomaticN/AMounted to Transmission
1996PontiacGrand PrixAutomaticN/AMounted to Transmission
1996PontiacTrans SportAutomaticN/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:

124500021S523153-31593DR484NS5558NS61S26065

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