Obsolete Parts. Absolute Quality.

  • My Account
    • Login
    • Sign Up
  • 0
Toggle menu
Old Car Parts NW LLC (OCPNW)
×
×

    Shop By Category

  • Tools of the Trade
  • Suspension
    • Ball Joints & Pins
    • Bushings & Parts
    • Control Arms
    • Shocks & Springs
    • Steering
    • Other Suspension
  • Fuel System
    • Air & Fuel Mixing
    • Fuel Delivery
    • Tanks & Lines
  • OEM Parts
    • Genuine Ford
    • Genuine Delco
    • Genuine Mopar
    • Delco Motors
    • Buick
  • Cooling & Heating
    • Air Conditioning
    • Engine Cooling
    • Heating & Climate
  • Brake Parts
    • Brake Hardware
    • Hydraulics & Power
    • Lines & Cables
  • Electrical
    • Antennas
    • Ignition Parts
    • Temp Senders
    • Start & Charge
    • Relays & Fuses
    • Horns & Parts
    • Lighting
    • Switches
    • Window Motors
    • Wiring Harness
  • Engine Parts
    • Timing
    • Mufflers
    • Engine Internals
    • Lubrication
    • Gaskets & Seals
    • Belts & Pulleys
    • Motor/Trans Mounts
    • Emissions
    • OTHER
  • Exterior Parts
    • Body & Trim
    • Lighting
    • Panels
    • Wipers
  • Interior Parts
    • Cables
    • Dash & Gauges
    • Locks & Latches
    • Pedals
    • Safety & Belts
  • Transmission
    • Clutch
    • Internal Parts
    • Trans Hardware
  • Wheels & Driveline
    • Axle Parts
    • Bearings & Seals
    • Driveshaft
  • Wiper Blades / Refills
  • Books & Manuals
  • Shop By Brand

  • Moog
  • Aftermarket Replacement
  • Mopar
  • Wagner
  • Delco Remy
  • Shee-Mar
  • Delco
  • Standard
  • Stant
  • Ford
  • GM
  • Doan / Anchor
  • TRW
  • Federal Mogul
  • Four Seasons
  • General Motors
  • Motorcraft
  • Carter
  • Timken
  • Bower
  • Everhot - Everco
  • Johnson
  • Carlson
  • Michigan
  • Gates
  • Delco-Remy
  • Autolite
  • AC Delco
  • Cloyes
  • Fel-Pro
  • Victor
  • Vulcan
  • AC
  • Green
  • Hoover
  • McQuay-Norris
  • Lisle
  • Weatherhead
  • New Departure
  • Buick
  • Lempco
  • Toledo
  • EIS
  • Sealed Power
  • United Delco
  • Borg Warner
  • Atlas
  • Tyson
  • Dayco
  • SKF
  • Bendix
  • Thompson Products
  • Accurate
  • Permite
  • Raybestos
  • Tung-Sol
  • Dole
  • Niehoff
  • ProvenValu
  • L&S
  • BCA
  • unknown
  • Anco
  • FAFNIR
  • Hygrade
  • Coronet
  • Delco NDH
  • Fasco
  • Hoof
  • Link-Belt
  • Monmouth
  • Unbranded
  • Airtex
  • Echlin
  • KEM
  • Spectre Performance
  • ABC
  • Auto-Lite
  • Federated
  • Toledo Steel
  • Tull Company
  • Borg-Warner
  • Mr. Gasket
  • Napa
  • Republic
  • Wohlert
  • Cy-Lent
  • Thompson
  • Tow-Well
  • Westinghouse
  • Whitney
  • Amgauge
  • AMKO
  • Chevrolet
  • Doan
  • Green Ball Bearing
  • Jamco
  • Lee
  • Nice
  • P&D
  • View all Brands
  • Main Menu

  • Turn Signal Part Finder Catalog
  • Useful Info
    • TS-9 to TS-16 Turn Signal Repair Cam Instructions
    • TS160B Universal Turn Signal Switch Instructions
    • Turn Signal / Water Pump Fitment
    • TS102 Wire Color Specifications
    • Parts Condition Guide
    • Buick Info
    • Classic Oldsmobile
    • Classic Car Club
    • Mopar Chat Forums
    • AACA Forums
    • Ford Muscle Forums
    • Jalopy Journal
    • Mopar Info
    • Ford Links
      • Decoding Ford Part Numbers
      • Model A Head Gasket Chart
    • Vehicle VIN Lookup
    • Imperial Seals fractions to decimals
    • National Oil and Grease Seals -- Types and Applications
      • Victor Reinz Part Number System
  • Contact Us
  • About Us
  • Shipping & Returns
  • Disclaimer
  • Blog
  • Gift Certificates
  • Login or Sign Up

    Shop By Category

  • Tools of the Trade
  • Suspension
    • Ball Joints & Pins
    • Bushings & Parts
    • Control Arms
    • Shocks & Springs
    • Steering
    • Other Suspension
  • Fuel System
    • Air & Fuel Mixing
    • Fuel Delivery
    • Tanks & Lines
  • OEM Parts
    • Genuine Ford
    • Genuine Delco
    • Genuine Mopar
    • Delco Motors
    • Buick
  • Cooling & Heating
    • Air Conditioning
    • Engine Cooling
    • Heating & Climate
  • Brake Parts
    • Brake Hardware
    • Hydraulics & Power
    • Lines & Cables
  • Electrical
    • Antennas
    • Ignition Parts
    • Temp Senders
    • Start & Charge
    • Relays & Fuses
    • Horns & Parts
    • Lighting
    • Switches
    • Window Motors
    • Wiring Harness
  • Engine Parts
    • Timing
    • Mufflers
    • Engine Internals
    • Lubrication
    • Gaskets & Seals
    • Belts & Pulleys
    • Motor/Trans Mounts
    • Emissions
    • OTHER
  • Exterior Parts
    • Body & Trim
    • Lighting
    • Panels
    • Wipers
  • Interior Parts
    • Cables
    • Dash & Gauges
    • Locks & Latches
    • Pedals
    • Safety & Belts
  • Transmission
    • Clutch
    • Internal Parts
    • Trans Hardware
  • Wheels & Driveline
    • Axle Parts
    • Bearings & Seals
    • Driveshaft
  • Wiper Blades / Refills
  • Books & Manuals
  • Shop By Brand

  • Moog
  • Aftermarket Replacement
  • Mopar
  • Wagner
  • Delco Remy
  • Shee-Mar
  • Delco
  • Standard
  • Stant
  • Ford
  • GM
  • Doan / Anchor
  • TRW
  • Federal Mogul
  • Four Seasons
  • General Motors
  • Motorcraft
  • Carter
  • Timken
  • Bower
  • Everhot - Everco
  • Johnson
  • Carlson
  • Michigan
  • Gates
  • Delco-Remy
  • Autolite
  • AC Delco
  • Cloyes
  • Fel-Pro
  • Victor
  • Vulcan
  • AC
  • Green
  • Hoover
  • McQuay-Norris
  • Lisle
  • Weatherhead
  • New Departure
  • Buick
  • Lempco
  • Toledo
  • EIS
  • Sealed Power
  • United Delco
  • Borg Warner
  • Atlas
  • Tyson
  • Dayco
  • SKF
  • Bendix
  • Thompson Products
  • Accurate
  • Permite
  • Raybestos
  • Tung-Sol
  • Dole
  • Niehoff
  • ProvenValu
  • L&S
  • BCA
  • unknown
  • Anco
  • FAFNIR
  • Hygrade
  • Coronet
  • Delco NDH
  • Fasco
  • Hoof
  • Link-Belt
  • Monmouth
  • Unbranded
  • Airtex
  • Echlin
  • KEM
  • Spectre Performance
  • ABC
  • Auto-Lite
  • Federated
  • Toledo Steel
  • Tull Company
  • Borg-Warner
  • Mr. Gasket
  • Napa
  • Republic
  • Wohlert
  • Cy-Lent
  • Thompson
  • Tow-Well
  • Westinghouse
  • Whitney
  • Amgauge
  • AMKO
  • Chevrolet
  • Doan
  • Green Ball Bearing
  • Jamco
  • Lee
  • Nice
  • P&D
  • View all Brands
  • Main Menu

  • Turn Signal Part Finder Catalog
  • Useful Info
    • TS-9 to TS-16 Turn Signal Repair Cam Instructions
    • TS160B Universal Turn Signal Switch Instructions
    • Turn Signal / Water Pump Fitment
    • TS102 Wire Color Specifications
    • Parts Condition Guide
    • Buick Info
    • Classic Oldsmobile
    • Classic Car Club
    • Mopar Chat Forums
    • AACA Forums
    • Ford Muscle Forums
    • Jalopy Journal
    • Mopar Info
    • Ford Links
      • Decoding Ford Part Numbers
      • Model A Head Gasket Chart
    • Vehicle VIN Lookup
    • Imperial Seals fractions to decimals
    • National Oil and Grease Seals -- Types and Applications
      • Victor Reinz Part Number System
  • Contact Us
  • About Us
  • Shipping & Returns
  • Disclaimer
  • Blog
  • Gift Certificates
  • Login or Sign Up

Shop by Category

  • Tools of the Trade
  • Suspension
    • Ball Joints & Pins
    • Bushings & Parts
    • Control Arms
    • Shocks & Springs
    • Steering
    • Other Suspension
  • Fuel System
    • Air & Fuel Mixing
    • Fuel Delivery
    • Tanks & Lines
  • OEM Parts
    • Genuine Ford
    • Genuine Delco
    • Genuine Mopar
    • Delco Motors
    • Buick
  • Cooling & Heating
    • Air Conditioning
    • Engine Cooling
    • Heating & Climate
  • Brake Parts
    • Brake Hardware
    • Hydraulics & Power
    • Lines & Cables
  • Electrical
    • Antennas
    • Ignition Parts
    • Temp Senders
    • Start & Charge
    • Relays & Fuses
    • Horns & Parts
    • Lighting
    • Switches
    • Window Motors
    • Wiring Harness
  • Engine Parts
    • Timing
    • Mufflers
    • Engine Internals
    • Lubrication
    • Gaskets & Seals
    • Belts & Pulleys
    • Motor/Trans Mounts
    • Emissions
    • OTHER
  • Exterior Parts
    • Body & Trim
    • Lighting
    • Panels
    • Wipers
  • Interior Parts
    • Cables
    • Dash & Gauges
    • Locks & Latches
    • Pedals
    • Safety & Belts
  • Transmission
    • Clutch
    • Internal Parts
    • Trans Hardware
  • Wheels & Driveline
    • Axle Parts
    • Bearings & Seals
    • Driveshaft
  • Wiper Blades / Refills
  • Books & Manuals
  • Shop by Brand

  • Moog
  • Aftermarket Replacement
  • Mopar
  • Wagner
  • Delco Remy
  • Shee-Mar
  • Delco
  • Standard
  • Stant
  • Ford
  • View all Brands
    • Home
    • Electrical
    • Switches
    • Stop Light Switches
    • Buick 1997839 Back-Up Lamp Switch 1948 All Models NOS Vintage Auto Part
  • Buick 1997839 Back-Up Lamp Switch for 1948 Buick Special Super Roadmaster restoration. - Image 1
  • Buick 1997839 Back-Up Lamp Switch for 1948 Buick Special Super Roadmaster restoration. - Image 2
  • Buick 1997839 Back-Up Lamp Switch for 1948 Buick Special Super Roadmaster restoration. - Image 3
  • Buick 1997839 Back-Up Lamp Switch for 1948 Buick Special Super Roadmaster restoration. - Image 4
  • Buick 1997839 Back-Up Lamp Switch for 1948 Buick Special Super Roadmaster restoration. - Image 5
  • Buick 1997839 Back-Up Lamp Switch for 1948 Buick Special Super Roadmaster restoration. - Image 6
  • Buick 1997839 Back-Up Lamp Switch for 1948 Buick Special Super Roadmaster restoration. - Image 7
  • Buick 1997839 Back-Up Lamp Switch for 1948 Buick Special Super Roadmaster restoration. - Image 8
  • Buick 1997839 Back-Up Lamp Switch for 1948 Buick Special Super Roadmaster restoration. - Image 9
  • Buick 1997839 Back-Up Lamp Switch for 1948 Buick Special Super Roadmaster restoration. - Image 1 Buick 1997839 Back-Up Lamp Switch for 1948 Buick Special Super Roadmaster restoration. - Image 2 Buick 1997839 Back-Up Lamp Switch for 1948 Buick Special Super Roadmaster restoration. - Image 3 Buick 1997839 Back-Up Lamp Switch for 1948 Buick Special Super Roadmaster restoration. - Image 4 Buick 1997839 Back-Up Lamp Switch for 1948 Buick Special Super Roadmaster restoration. - Image 5 Buick 1997839 Back-Up Lamp Switch for 1948 Buick Special Super Roadmaster restoration. - Image 6 Buick 1997839 Back-Up Lamp Switch for 1948 Buick Special Super Roadmaster restoration. - Image 7 Buick 1997839 Back-Up Lamp Switch for 1948 Buick Special Super Roadmaster restoration. - Image 8 Buick 1997839 Back-Up Lamp Switch for 1948 Buick Special Super Roadmaster restoration. - Image 9

    Buick 1997839 Back-Up Lamp Switch 1948 All Models NOS Vintage Auto Part

    Buick

    MSRP:
    Now: $58.95
    (You save )
    (No reviews yet) Write a Review
    SKU:
    1997839_BackUpLampSwitch_Buick
    Condition:
    New
    Shipping:
    Calculated at Checkout

    Adding to cart… category.add_cart_announcement
    • Facebook
    • Email
    • Print
    • Twitter
    • Pinterest
    • Overview
    • Reviews

    Product Description

    Genuine Buick 1997839 Back-Up Lamp Switch (NOS)

    This genuine NOS (New Old Stock) Buick 1997839 Back-Up Lamp Switch is a crucial component for restoring the reverse light functionality in your classic 1948 Buick. Designed to activate the back-up lights when the vehicle is shifted into reverse, this original part ensures proper electrical operation and maintains the authenticity of your vintage automobile, fitting all 1948 Buick Special, Super, Roadmaster, and Dynaflow models.

    NEW Out of original box

    Key Features:

    • Brand: Buick
    • Part Number: 1997839
    • OEM Number: 1997839
    • Condition: NOS (New Old Stock)
    • Origin: USA

    Fitment:

    Make Model Year Engine Notes
    Buick Special / Super / Roadmaster / Dynaflow 1948

    Fits Years:

    1948

    Note on Stock Photos: Due to our inventory of multiple identical units for this specific part number, we utilize representative stock photos for this listing. You will receive a component that strictly meets all listed specifications and fitment requirements. Please be aware that because these are vintage parts, minor cosmetic variations—such as surface finish, color, or production markings—may exist between different manufacturing runs. These slight aesthetic differences are a result of historical production processes and do not impact the part's integrity, performance, or authenticity.

    A Note on Fitment Accuracy: We manually research our fitment data using vintage manufacturer catalogs to provide you with the most accurate information possible. However, because we are human and these decades-old resources can occasionally contain errors, we cannot guarantee 100% accuracy. We strongly encourage you to perform your own due diligence and verify this part number for your specific application before purchasing. Please note that this part may also fit other vehicles or years not explicitly listed in our research.

    Unbeatable Prices & Expectations

    While many of our vintage parts were manufactured decades ago, they remain unused and high-quality. Some original boxes may show signs of shelf-wear, such as dust, tape, or surface distress from years of storage. Rest assured, the components inside have been inspected to ensure they are complete and ready to help you finish your project without breaking the bank.

    Product Videos

    Custom Field

    Product Reviews

    Write a Review

    Write a Review

    ×
    Buick 1997839 Back-Up Lamp Switch for 1948 Buick Special Super Roadmaster restoration. - Image 1
    Buick
    Buick 1997839 Back-Up Lamp Switch 1948 All Models NOS Vintage Auto Part

    Recommended

    • Delco 1386803 Heater Switch for 1970 Buick restoration. - Image 1 Delco 1386803 Heater Switch for 1970 Buick restoration. - Image 2 Delco 1386803 Heater Switch for 1970 Buick restoration. - Image 1 Delco 1386803 Heater Switch for 1970 Buick restoration. - Image 2
      Quick view Details

      Delco

      |

      sku: 1386803_HeaterSwitch_Delco

      Delco 1386803 Heater Switch 1970 Buick All Models NOS Vintage HVAC Part

      MSRP:
      Now: $75.00
      Add to Cart
    • Guide Lamp 985417 Lamp Hardware Kit NOS for vintage auto restoration. - Image 1 Guide Lamp 985417 Lamp Hardware Kit NOS for vintage auto restoration. - Image 2 Guide Lamp 985417 Lamp Hardware Kit NOS for vintage auto restoration. - Image 1 Guide Lamp 985417 Lamp Hardware Kit NOS for vintage auto restoration. - Image 2
      Quick view Details

      Guide Lamp

      |

      sku: 985417_LampKit_GuideLamp

      Guide Lamp 985417 Lamp Hardware Kit NOS - Vintage Auto Part - High Quality

      MSRP:
      Now: $37.95
      Add to Cart
    • ACDelco 1114536 24V Magnetic Switch Solenoid NOS for vintage auto restoration. - Image 1 ACDelco 1114536 24V Magnetic Switch Solenoid NOS for vintage auto restoration. - Image 2 ACDelco 1114536 24V Magnetic Switch Solenoid NOS for vintage auto restoration. - Image 1 ACDelco 1114536 24V Magnetic Switch Solenoid NOS for vintage auto restoration. - Image 2
      Quick view Details

      ACDelco

      |

      sku: 1114536_Switch24V_ACDelco

      ACDelco 1114536 Switch NOS - 24V Magnetic Solenoid Vintage Auto Part

      MSRP:
      Now: $52.75
      Add to Cart
    • Wagner 9005 Halogen Lamp HB3 High Beam restoration - Image 1 Wagner 9005 Halogen Lamp HB3 High Beam restoration - Image 2 Wagner 9005 Halogen Lamp HB3 High Beam restoration - Image 1 Wagner 9005 Halogen Lamp HB3 High Beam restoration - Image 2
      Quick view Details

      Wagner

      |

      sku: 9005_HalogenLamp_Wagner

      Wagner 9005 Halogen Lamp HB3 NOS - Vintage Auto Part - High Quality

      MSRP:
      Now: $8.00
      Add to Cart
    • Delco-Remy 1116540 Ignition Switch for vintage auto restoration - Image 1 Delco-Remy 1116540 Ignition Switch for vintage auto restoration - Image 2 Delco-Remy 1116540 Ignition Switch for vintage auto restoration - Image 1 Delco-Remy 1116540 Ignition Switch for vintage auto restoration - Image 2
      Quick view Details

      Delco-Remy

      |

      sku: 1116540_IgnitionSwitch_DelcoRemy

      Delco-Remy 1116540 Ignition Switch NOS - Vintage Auto Part - High Quality

      MSRP:
      Now: $75.00
      Add to Cart
    ×
    ×
    Join Our Mailing List for special offers!
    Contact Us
    Lewiston, Idaho
    Contact Us
    Accounts & Orders
    • Login or Sign Up
    • Shipping & Returns
    Quick Links
    • Turn Signal Part Finder Catalog
    • Useful Info
    • Contact Us
    • About Us
    • Shipping & Returns
    • Disclaimer
    • Blog
    Recent Blog Posts
    • We’re Shifting Gears: Now Shipping 6 Days a Week!
    • Spark Plugs
    • Cooling Systems
    • The Mechanical Fuel Pump
    • © Old Car Parts NW LLC (OCPNW)
    • |
    • Sitemap