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Standard HLS1048T Headlight SwitchOE Quality 60-Day Returns
Part #: HLS1048T

Standard HLS1048T Headlight Switch

94 vehicles fit this part
Select your vehicle to confirm fitment
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Fitment: Cadillac, Chevrolet, GMC, and Hummer, Avalanche 1500, Avalanche 2500, Escalade, Escalade ESV, Escalade EXT, H2, Sierra 1500, Sierra 1500 Classic, Sierra 1500 HD, Sierra 1500 HD Classic, Sierra 2500, Sierra 2500 HD, Sierra 2500 HD Classic, Sierra 3500, Sierra 3500 Classic, Silverado 1500, Silverado 1500 Classic, Silverado 1500 HD, Silverado 2500, Silverado 2500 HD, Silverado 2500 HD Classic, Silverado 3500, Silverado 3500 Classic, Suburban 1500, Suburban 2500, Tahoe, Yukon, Yukon XL 1500, and Yukon XL 2500
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Reliable Headlight Switch for Select GM Vehicles

The Standard HLS1048T headlight switch is designed to provide consistent and dependable control of your vehicle's lighting system. Engineered for compatibility with various Cadillac, Chevrolet, GMC, and Hummer models, this switch ensures proper electrical connection and functionality.

Key Features of the Standard HLS1048T Headlight Switch

  • Connector Gender: Female with 1 connector for secure wiring
  • Terminal Gender: Male with 14 pin-type terminals for reliable electrical contact
  • Operates on 12-volt electrical systems common in GM trucks and SUVs
  • Compatible with multiple models including Chevrolet Silverado, GMC Sierra, Cadillac Escalade, and Hummer H2

Detailed Product Description

The Standard HLS1048T headlight switch is a direct replacement part designed to restore proper headlight operation in your vehicle. Featuring a female connector and 14 male pin terminals, this switch integrates seamlessly with the vehicle’s wiring harness. Its 12-volt rating matches the electrical system of full-size GM trucks and SUVs, ensuring consistent performance. This part is engineered to meet OEM specifications, providing a reliable interface for controlling headlights and related lighting functions.

Compatible Vehicles and Common Applications

  • Cadillac Escalade, Escalade ESV, and Escalade EXT
  • Chevrolet Avalanche 1500 and 2500
  • Chevrolet Silverado 1500, 2500, and 3500 series (including Classic and HD variants)
  • GMC Sierra 1500, 2500, and 3500 series (including Classic and HD variants)
  • GMC Yukon and Yukon XL 1500/2500
  • Hummer H2
  • Chevrolet Suburban 1500 and 2500
  • Chevrolet Tahoe

Common Issues Addressed by This Headlight Switch

  • Intermittent or non-functioning headlights
  • Failure to switch between high and low beams
  • Headlight flickering or inconsistent lighting
  • Dashboard light control malfunctions related to headlight operation
  • Electrical connection problems due to worn or damaged switch terminals

Installation Notes and Tips

When replacing the headlight switch, ensure the vehicle’s battery is disconnected to prevent electrical shorts. Carefully disconnect the female connector and verify the 14-pin male terminals are clean and undamaged before installation. Align the switch properly to avoid bending pins and secure it firmly in place. Testing the switch operation before reassembling the dashboard is recommended to confirm proper function.

Quality Assurance and Warranty

Standard parts are manufactured to meet or exceed OEM standards for fit, form, and function. The HLS1048T headlight switch undergoes quality control inspections to ensure durability and reliable performance. Please refer to Standard’s warranty policy for specific coverage details.

BrandStandard
Part NumberHLS1048T
Connector GenderFemale
Connector Quantity1
Terminal GenderMale
Terminal Quantity14
Terminal TypePin
Voltage12

This part fits 94 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2007ChevroletSilverado 1500 ClassicN/A
2007ChevroletSilverado 2500 HD ClassicN/A
2007ChevroletSilverado 3500 ClassicN/A
2007GMCSierra 1500 ClassicN/A
2007GMCSierra 1500 HD ClassicN/A
2007GMCSierra 2500 HD ClassicN/A
2007GMCSierra 3500 ClassicN/A
2007HummerH2N/A
2007HummerH26.0LV8N/A
2006CadillacEscaladeN/A
2006CadillacEscalade ESVN/A
2006CadillacEscalade EXTN/A
2006ChevroletAvalanche 1500N/A
2006ChevroletAvalanche 2500N/A
2006ChevroletSilverado 1500N/A
2006ChevroletSilverado 1500 HDN/A
2006ChevroletSilverado 2500N/A
2006ChevroletSilverado 2500 HDN/A
2006ChevroletSilverado 3500N/A
2006ChevroletSuburban 1500N/A
2006ChevroletSuburban 2500N/A
2006ChevroletTahoeN/A
2006GMCSierra 1500N/A
2006GMCSierra 1500 HDN/A
2006GMCSierra 2500 HDN/A
2006GMCSierra 3500N/A
2006GMCYukonN/A
2006GMCYukon XL 1500N/A
2006GMCYukon XL 2500N/A
2006HummerH2N/A
2006HummerH26.0LV8N/A
2005CadillacEscaladeN/A
2005CadillacEscalade ESVN/A
2005CadillacEscalade EXTN/A
2005ChevroletAvalanche 1500N/A
2005ChevroletAvalanche 2500N/A
2005ChevroletSilverado 1500N/A
2005ChevroletSilverado 1500 HDN/A
2005ChevroletSilverado 2500N/A
2005ChevroletSilverado 2500 HDN/A
2005ChevroletSilverado 3500N/A
2005ChevroletSuburban 1500N/A
2005ChevroletSuburban 2500N/A
2005ChevroletTahoeN/A
2005GMCSierra 1500N/A
2005GMCSierra 1500 HDN/A
2005GMCSierra 2500 HDN/A
2005GMCSierra 3500N/A
2005GMCYukonN/A
2005GMCYukon XL 1500N/A
2005GMCYukon XL 2500N/A
2005HummerH2N/A
2004CadillacEscaladeN/A
2004CadillacEscalade ESVN/A
2004CadillacEscalade EXTN/A
2004ChevroletAvalanche 1500N/A
2004ChevroletAvalanche 2500N/A
2004ChevroletSilverado 1500N/A
2004ChevroletSilverado 2500N/A
2004ChevroletSilverado 2500 HDN/A
2004ChevroletSilverado 3500N/A
2004ChevroletSuburban 1500N/A
2004ChevroletSuburban 2500N/A
2004ChevroletTahoeN/A
2004GMCSierra 1500N/A
2004GMCSierra 2500N/A
2004GMCSierra 2500 HDN/A
2004GMCSierra 3500N/A
2004GMCYukonN/A
2004GMCYukon XL 1500N/A
2004GMCYukon XL 2500N/A
2004HummerH2N/A
2003CadillacEscaladeN/A
2003CadillacEscalade ESVN/A
2003CadillacEscalade EXTN/A
2003ChevroletAvalanche 1500N/A
2003ChevroletAvalanche 2500N/A
2003ChevroletSilverado 1500N/A
2003ChevroletSilverado 1500 HDN/A
2003ChevroletSilverado 2500N/A
2003ChevroletSilverado 2500 HDN/A
2003ChevroletSilverado 3500N/A
2003ChevroletSuburban 1500N/A
2003ChevroletSuburban 2500N/A
2003ChevroletTahoeN/A
2003GMCSierra 1500N/A
2003GMCSierra 1500 HDN/A
2003GMCSierra 2500N/A
2003GMCSierra 2500 HDN/A
2003GMCSierra 3500N/A
2003GMCYukonN/A
2003GMCYukon XL 1500N/A
2003GMCYukon XL 2500N/A
2003HummerH2N/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:

15176678151948031S848953-22773901-142HL152HL7052HL7052SBHLS-1048HLS53SM2146SW5970V51-73-0066

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

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