HomeElectrical, Lighting and Body > SwitchesStandard Ignition SLS-155 Brake Light Switch
Part #: SLS-155

Standard Ignition SLS-155 Brake Light Switch

⚙️ 64 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet, GMC, and Oldsmobile, S10 Blazer, Jimmy, Bravada, Astro, S10, Safari, Sonoma, Typhoon, Blazer, R1500 Suburban, R2500 Suburban, R3500, V1500 Suburban, V2500 Suburban, V3500, S15 Jimmy, Syclone, and S15
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Reliable Brake Light Switch for Chevrolet, GMC, and Oldsmobile Vehicles

The Standard Ignition SLS-155 brake light switch is designed to provide consistent and accurate brake light activation for select Chevrolet, GMC, and Oldsmobile models. This black plastic switch features a durable design with blade terminals and a female connector, ensuring proper electrical connection and long-lasting performance.

  • Compatible with Chevrolet Astro, Blazer, S10, S15, and Suburban models
  • Fits GMC Jimmy, Bravada, Safari, Sonoma, and Suburban series
  • Also compatible with Oldsmobile models listed in fitment
  • Black plastic finish with two female connectors
  • Equipped with 2 + 2 male blade terminals for secure electrical contact
  • Functions as a brake light switch to activate brake lights when the pedal is pressed

Durable Design and Precise Electrical Function

The SLS-155 brake light switch from Standard Ignition is engineered with a plastic housing finished in black for corrosion resistance and durability. It features two female connectors and a total of four male blade terminals (2 + 2), designed to ensure a reliable electrical connection within the vehicle’s brake light circuit. This switch activates the brake lights when the brake pedal is engaged, providing a critical safety function for Chevrolet, GMC, and Oldsmobile vehicles including the Astro, Blazer, Jimmy, and Suburban models.

Common Applications and Problem Resolution

  • Restores brake light functionality when the original switch fails
  • Eliminates intermittent brake light issues caused by faulty switch contacts
  • Prevents brake lights from staying on continuously due to switch malfunction
  • Ensures proper brake light activation for safe driving and compliance with vehicle regulations
  • Resolves electrical connection problems related to worn or damaged terminals

Installation Notes and Tips

  • Verify vehicle compatibility with Chevrolet, GMC, or Oldsmobile models listed before installation
  • Disconnect the battery before replacing the brake light switch to avoid electrical shorts
  • Locate the brake light switch near the brake pedal assembly for removal and replacement
  • Ensure connectors and blade terminals are securely attached to prevent loose connections
  • Test brake light operation after installation to confirm proper function

Quality Assurance and Warranty Information

Standard Ignition manufactures the SLS-155 brake light switch to meet or exceed OEM specifications for fit, form, and function. The switch undergoes quality control testing to ensure reliable performance in electrical and lighting systems. While specific warranty details may vary, Standard Ignition typically offers a limited warranty covering defects in materials and workmanship to provide confidence in product durability and reliability.

BrandStandard Ignition
Part NumberSLS-155
ColorBlack
Connector GenderFemale
FinishPlastic
FunctionsSwitch
Terminal GenderMale
Terminal TypeBlade Terminals

This part fits 64 vehicles. Search below:

YearMakeModelTransmissionPositionNotes
1994ChevroletS10 BlazerN/ANot compatible with vehicles equipped with cruise control.
1994GMCJimmyN/ANot compatible with vehicles equipped with cruise control.
1994OldsmobileBravadaN/ANot compatible with vehicles equipped with cruise control.
1993ChevroletAstroN/ANot compatible with vehicles equipped with cruise control.
1993ChevroletS10N/ANot compatible with vehicles equipped with cruise control.
1993ChevroletS10 BlazerN/ANot compatible with vehicles equipped with cruise control.
1993GMCJimmyN/ANot compatible with vehicles equipped with cruise control.
1993GMCSafariN/ANot compatible with vehicles equipped with cruise control.
1993GMCSonomaN/ANot compatible with vehicles equipped with cruise control.
1993OldsmobileBravadaN/ANot compatible with vehicles equipped with cruise control.
1992ChevroletAstroN/ANot compatible with vehicles equipped with cruise control.
1992ChevroletS10N/ANot compatible with vehicles equipped with cruise control.
1992ChevroletS10 BlazerN/ANot compatible with vehicles equipped with cruise control.
1992GMCJimmyN/ANot compatible with vehicles equipped with cruise control.
1992GMCSafariN/ANot compatible with vehicles equipped with cruise control.
1992GMCSonomaN/ANot compatible with vehicles equipped with cruise control.
1992OldsmobileBravadaN/ANot compatible with vehicles equipped with cruise control.
1991ChevroletAstroN/ANot compatible with vehicles equipped with cruise control.
1991ChevroletBlazerN/ANot compatible with vehicles equipped with cruise control.
1991ChevroletR1500 SuburbanN/ANot compatible with vehicles equipped with cruise control.
1991ChevroletR2500 SuburbanN/ANot compatible with vehicles equipped with cruise control.
1991ChevroletR3500N/ANot compatible with vehicles equipped with cruise control.
1991ChevroletS10N/ANot compatible with vehicles equipped with cruise control.
1991ChevroletS10 BlazerN/ANot compatible with vehicles equipped with cruise control.
1991ChevroletV1500 SuburbanN/ANot compatible with vehicles equipped with cruise control.
1991ChevroletV2500 SuburbanN/ANot compatible with vehicles equipped with cruise control.
1991ChevroletV3500N/ANot compatible with vehicles equipped with cruise control.
1991GMCJimmyN/ANot compatible with vehicles equipped with cruise control.
1991GMCR1500 SuburbanN/ANot compatible with vehicles equipped with cruise control.
1991GMCR2500 SuburbanN/ANot compatible with vehicles equipped with cruise control.
1991GMCR3500N/ANot compatible with vehicles equipped with cruise control.
1991GMCS15 JimmyN/ANot compatible with vehicles equipped with cruise control.
1991GMCSafariN/ANot compatible with vehicles equipped with cruise control.
1991GMCSonomaN/ANot compatible with vehicles equipped with cruise control.
1991GMCV1500 SuburbanN/ANot compatible with vehicles equipped with cruise control.
1991GMCV2500 SuburbanN/ANot compatible with vehicles equipped with cruise control.
1991GMCV3500N/ANot compatible with vehicles equipped with cruise control.
1991OldsmobileBravadaN/ANot compatible with vehicles equipped with cruise control.
1990ChevroletAstroN/ANot compatible with vehicles equipped with cruise control.
1990ChevroletBlazerN/ANot compatible with vehicles equipped with cruise control.
1990ChevroletR1500 SuburbanN/ANot compatible with vehicles equipped with cruise control.
1990ChevroletR2500 SuburbanN/ANot compatible with vehicles equipped with cruise control.
1990ChevroletR3500AutomaticN/ANot compatible with vehicles equipped with cruise control.
1990ChevroletS10N/ANot compatible with vehicles equipped with cruise control.
1990ChevroletS10 BlazerN/ANot compatible with vehicles equipped with cruise control.
1990ChevroletV1500 SuburbanN/ANot compatible with vehicles equipped with cruise control.
1990ChevroletV2500 SuburbanN/ANot compatible with vehicles equipped with cruise control.
1990ChevroletV3500N/ANot compatible with vehicles equipped with cruise control.
1990GMCJimmyN/ANot compatible with vehicles equipped with cruise control.
1990GMCR1500 SuburbanN/ANot compatible with vehicles equipped with cruise control.
1990GMCR2500 SuburbanN/ANot compatible with vehicles equipped with cruise control.
1990GMCR3500N/ANot compatible with vehicles equipped with cruise control.
1990GMCS15N/ANot compatible with vehicles equipped with cruise control.
1990GMCS15 JimmyN/ANot compatible with vehicles equipped with cruise control.
1990GMCSafariN/ANot compatible with vehicles equipped with cruise control.
1990GMCV1500 SuburbanN/ANot compatible with vehicles equipped with cruise control.
1990GMCV2500 SuburbanN/ANot compatible with vehicles equipped with cruise control.
1990GMCV3500N/ANot compatible with vehicles equipped with cruise control.
1989ChevroletAstroN/ANot compatible with vehicles equipped with cruise control.
1989ChevroletS10N/ANot compatible with vehicles equipped with cruise control.
1989ChevroletS10 BlazerN/ANot compatible with vehicles equipped with cruise control.
1989GMCS15N/ANot compatible with vehicles equipped with cruise control.
1989GMCS15 JimmyN/ANot compatible with vehicles equipped with cruise control.
1989GMCSafariN/ANot compatible with vehicles equipped with cruise control.

* 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:

156026521S518853-5446458060DR431EG1113S6063SL177

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