Standard® NS-31 - Back-Up Light Switch

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Product Details

Standard products

Back-Up Light Switch (NS-31) by Standard®. Connector Type: 7 Blade Male Terminals. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for integrity to all channels of distribution while maintaining a profitable return for all stakeholders.


Connector Gender: Female
Connector Quantity: 1
Terminal Gender: Male
Terminal Quantity: 7
Terminal Type: Blade
Warranty: 3 years/36,000 miles


  • Standard switches are designed using copper alloy conductors to ensure superior electrical conductivity with low resistive losses
  • Standard parts are 100% tested to verify both mechanical and electrical switching performance
  • Decades of industry leading research and development focused on meeting the technicians needs
  • Standard switches feature a robust design with high grade materials to meet the stringent demands of today's service professional

Standard is here with excellent products that are available at a competitive price. The company does its utmost to provide the best possible solutions for your needs. All products by Standard are made with expert care and created by professionals to meet all your requirements. The company does not accept compromises when it is going about quality, so you can be sure that all products have only first-rate. quality. With many years of manufacturing experience, Standard is the name you can trust.

Established in 1919, Standard Motor Products, Inc., is a leading independent manufacturer of replacement parts for motor vehicles in the automotive aftermarket industry, with an increasing focus on the original equipment and original equipment service markets. SMP® distributes its products through traditional and non-traditional channels under their own brand names, such as Standard®, BWD®, TechSmart®, Intermotor®, Hayden®, ACI®, Four Seasons®, etc. Organized into two major operating segments, Standard® supplies independent professional automotive technicians and do-it-yourselfers with high-quality replacement parts for engine management and temperature control products for domestic and import vehicles.

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Warranty Information

The warranty term depends on the product. The warranty does not apply to any products that have been subjected to misuse, mishandling, misapplication, neglect (including but not limited to improper maintenance), improper installation, or alterations.

Magnuson-Moss Warranty Act:
Legally, a vehicle manufacturer cannot void the warranty on a vehicle due to an aftermarket part unless they can prove that the aftermarket part caused or contributed to the failure in the vehicle (per the Magnuson Moss Warranty Act (15 U.S.C. 2302(C)) Learn More

Vehicle Fitment

Buick Century
1987 Buick Century
  • 4-Speed
1986 Buick Century
  • 4-Speed
1985 Buick Century
  • 4-Speed
Buick Electra
1987 Buick Electra
  • Fits Models without Digital Dash.
1986 Buick Electra
  • Without Digital Dash
1986 Buick Electra
  • Fits Models without Digital Dash.
1985 Buick Electra
Buick Le Sabre
1987 Buick Le Sabre
  • Without Digital Dash
1986 Buick Le Sabre
  • Without Digital Dash
Buick Reatta
1990 Buick Reatta
1989 Buick Reatta
1988 Buick Reatta
Buick Riviera
1990 Buick Riviera
1989 Buick Riviera
1988 Buick Riviera
1987 Buick Riviera
1986 Buick Riviera
Cadillac Commercial Chassis
1987 Cadillac Commercial Chassis
1986 Cadillac Commercial Chassis
1985 Cadillac Commercial Chassis
Cadillac Deville
1987 Cadillac Deville
1986 Cadillac Deville
1985 Cadillac Deville
Chevy Celebrity
1987 Chevy Celebrity
  • 4-Speed
Oldsmobile Ciera
1987 Oldsmobile Ciera
  • 4-Speed
1986 Oldsmobile Ciera
  • 4-Speed
1985 Oldsmobile Ciera
  • 4-Speed
Oldsmobile Eighty-Eight
1987 Oldsmobile Eighty-Eight
1986 Oldsmobile Eighty-Eight
Oldsmobile Ninety-Eight
1987 Oldsmobile Ninety-Eight
  • Without Digital Dash
1986 Oldsmobile Ninety-Eight
  • Without Digital Dash
1985 Oldsmobile Ninety-Eight
  • Without Digital Dash
Pontiac Bonneville
1987 Pontiac Bonneville
Pontiac 6000
1987 Pontiac 6000
  • 4-Speed
1986 Pontiac 6000
  • 4-Speed
1985 Pontiac 6000
  • 4-Speed

All manufacturer names, symbols, and descriptions, used in our images and text are used solely for identification purposes only.
It is neither inferred nor implied that any item sold by is a product authorized by or in any way connected with any vehicle manufacturers displayed on this page.