This replacement bulb socket is just what you need to get your vehicle in good working form again! This is the socket that the tail light, brake light, marker light, daytime running light, or reverse light bulbs fit into. Then that assembly (bulb & socket) would attach to the back of the light assembly.

Specifications:

  • Designed to fit the LH (Driver Side) or RH (Passenger Side)
  • Correct for 4157, 3157 style bulbs
  • Commonly used for Tail light, Side marker, Daytime running, or Reverse Light
  • 9 In. w/Wire (1.5 In. w/o)
  • DOT (Department of Transportation) & SAE (Society of Automotive Engineers) approved
  • Direct replacement for either side
  • Built to strict quality control standards

Sold as one socket. If you need a set, please see other listings!

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser.

  1. step : Removing the Headlight (0:45)
    • Remove the two locking pins from the headlight
    • Pull the light forward and out
    • Twist the bulb sockets out of the light
  2. step : Removing the Parking Light (0:55)
    • Unhook the parking light tab
    • Pull the light forward and out
    • Twist the bulb sockets out of the light
  3. step : Removing the Driving Light Socket (1:04)
    • Cut the shielding from the parking light socket wiring with a razor
    • Cut the wires with wire cutters
    • Pull the bulb out of the socket
  4. step : Installing the New Driving Light Socket (1:27)
    • Strip 1/4 inch of coating off the end of the wires for the new driving light socket
    • Twist the wire filaments
    • Insert the wires into a splice
    • Crimp the splice with wiring pliers
    • Strip 1/4 inch of coating off the end of the driving light wires on the vehicle
    • Twist the wire filaments
    • Push the wires into the splices
    • Crimp the splice with wiring pliers
    • Put the shielding over the wires
    • Push the bulb into the new socket
  5. step : Reinstalling the Parking Light (3:27)
    • Twist the bulb sockets into the parking light
    • Push the parking light into place
  6. step : Reinstalling the Headlight (3:33)
    • Twist the bulb sockets into the headlight
    • Push the headlight into place

Tools needed for replacement:

    General Tools

  • Razor Blade / Gasket Scraper

  • Pliers, Cutters & misc Wrenches

  • Wire End Cutters
  • Wire Cutters

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Vehicle Fit

Year Make Model Description
2006-2008Buick Lucerne Buick Lucerne Bulb Socket Driver or Passenger Side Dorman 645-607
2003-2007Cadillac CTS Cadillac CTS Bulb Socket Driver or Passenger Side Dorman 645-607
2004-2007Cadillac CTS-V Cadillac CTS-V Bulb Socket Driver or Passenger Side Dorman 645-607
2002-2006Chevy Avalanche 1500 Chevy Avalanche 1500 Bulb Socket Driver or Passenger Side Dorman 645-607
2002-2006Chevy Avalanche 2500 Chevy Avalanche 2500 Bulb Socket Driver or Passenger Side Dorman 645-607
1999-2007Chevy Silverado 1500 Chevy Silverado 1500 Bulb Socket Driver or Passenger Side Dorman 645-607
2007Chevy Silverado 1500 Classic Chevy Silverado 1500 Classic Bulb Socket Driver or Passenger Side Dorman 645-607
2001-2003Chevy Silverado 1500 HD 2001-03, 2005-06 Chevy Silverado 1500 HD Bulb Socket Driver or Passenger Side Dorman 645-607
2005-2006Chevy Silverado 1500 HD 2001-03, 2005-06 Chevy Silverado 1500 HD Bulb Socket Driver or Passenger Side Dorman 645-607
2007Chevy Silverado 1500 HD Classic Chevy Silverado 1500 HD Classic Bulb Socket Driver or Passenger Side Dorman 645-607
1999-2004Chevy Silverado 2500 Chevy Silverado 2500 Bulb Socket Driver or Passenger Side Dorman 645-607
2001-2004Chevy Silverado 2500 HD Chevy Silverado 2500 HD Bulb Socket Driver or Passenger Side Dorman 645-607
2001-2006Chevy Silverado 3500 Chevy Silverado 3500 Bulb Socket Driver or Passenger Side Dorman 645-607
2007Chevy Silverado 3500 Classic Chevy Silverado 3500 Classic Bulb Socket Driver or Passenger Side Dorman 645-607
2001-2006Chevy Suburban 1500 Chevy Suburban 1500 Bulb Socket Driver or Passenger Side Dorman 645-607
2001-2006Chevy Suburban 2500 Chevy Suburban 2500 Bulb Socket Driver or Passenger Side Dorman 645-607
2001-2006Chevy Tahoe Chevy Tahoe Bulb Socket Driver or Passenger Side Dorman 645-607
2002-2008Chevy Trailblazer Chevy Trailblazer Bulb Socket Driver or Passenger Side Dorman 645-607
2003-2005Chevy Trailblazer EXT Chevy Trailblazer EXT Bulb Socket Driver or Passenger Side Dorman 645-607
2002-2008GMC Envoy GMC Envoy Bulb Socket Driver or Passenger Side Dorman 645-607
2003-2004GMC Envoy XL GMC Envoy XL Bulb Socket Driver or Passenger Side Dorman 645-607
1999-2006GMC Sierra 1500 GMC Sierra 1500 Bulb Socket Driver or Passenger Side Dorman 645-607
2007GMC Sierra 1500 Classic GMC Sierra 1500 Classic Bulb Socket Driver or Passenger Side Dorman 645-607
2001-2003GMC Sierra 1500 HD 2001-03, 2005-06 GMC Sierra 1500 HD Bulb Socket Driver or Passenger Side Dorman 645-607
2005-2006GMC Sierra 1500 HD 2001-03, 2005-06 GMC Sierra 1500 HD Bulb Socket Driver or Passenger Side Dorman 645-607
2007GMC Sierra 1500 HD Classic GMC Sierra 1500 HD Classic Bulb Socket Driver or Passenger Side Dorman 645-607
1999-2004GMC Sierra 2500 GMC Sierra 2500 Bulb Socket Driver or Passenger Side Dorman 645-607
1999-2004GMC Sierra 2500 GMC Sierra 2500 Bulb Socket Driver or Passenger Side Dorman 645-607
2001-2004GMC Sierra 2500 HD GMC Sierra 2500 HD Bulb Socket Driver or Passenger Side Dorman 645-607
2001-2004GMC Sierra 2500 HD GMC Sierra 2500 HD Bulb Socket Driver or Passenger Side Dorman 645-607
2001-2006GMC Sierra 3500 GMC Sierra 3500 Bulb Socket Driver or Passenger Side Dorman 645-607
2007GMC Sierra 3500 Classic GMC Sierra 3500 Classic Bulb Socket Driver or Passenger Side Dorman 645-607
2001-2006GMC Yukon GMC Yukon Bulb Socket Driver or Passenger Side Dorman 645-607
2001-2006GMC Yukon XL 1500 GMC Yukon XL 1500 Bulb Socket Driver or Passenger Side Dorman 645-607
2001-2006GMC Yukon XL 2500 GMC Yukon XL 2500 Bulb Socket Driver or Passenger Side Dorman 645-607
2006-2008Pontiac Grand Prix Pontiac Grand Prix Bulb Socket Driver or Passenger Side Dorman 645-607

This part replaces:

  • Dorman 645-607
  • OE # 15306157
  • OE # 1U2Z14S411AMA
Part #: 1AZWH00074


Order must be placed by 4pm ET

Get it in: 2 - 4 Business Days

Want it sooner? Choose Next Day Air at Checkout

Dorman
Brand #: 645-607

How-to Video:

(04:07 min)