A-Premium Brake Light Switch 6-Pin Replacement for GM Vehicles — OE Fit, Restores Stop-Light Function

A-Premium 6 Pins Brake Light Switch is a direct-replacement electrical switch engineered to restore reliable stop-light signals on compatible GM and related vehicles.

This replacement brake light switch from A-Premium is built to match the original equipment form, fit and function for many Chevrolet, GMC, Cadillac and other makes from late 1990s through the 2000s. It installs at the brake pedal assembly and completes the circuit when the pedal is depressed so the stop lamps and related systems receive correct input. The unit ships with six blades and lists several factory reference numbers—always verify vehicle compatibility before ordering.

Which vehicles will this A-Premium brake light switch fit?

The A-Premium 6 Pins Brake Light Switch fits a wide range of GM platforms and a few related brands across model years roughly between 1999 and 2009. Fitment includes pickup trucks, full-size SUVs, vans and some specialty models; consult the compatibility tool and the included reference numbers to confirm match for your VIN.

• Chevrolet: Avalanche, Silverado series, Tahoe, Suburban, SSR, Express
• GMC: Sierra series, Yukon, Savana, Topkick, Envoy variants
• Also compatible with Cadillac Escalade variants, Hummer H2, Buick Rainier, Isuzu Ascender, Oldsmobile Bravada, Saab 9-7x
• Reference numbers: 1S5131, SLS303T, 15038393, 15128874, 15158767, 15161650, 15163032, 25771554

How does this switch install and what should I check during installation?

Installation is typically straightforward for anyone comfortable working under dash panels: remove the old switch from the brake pedal bracket, unplug the connector, then install the A-Premium unit and reconnect the mating plug. Verify correct connector type (1P1305 recommended) and that the six-blade terminal orientation matches your vehicle wiring harness.

• Disconnect battery before starting electrical work for safety
• Confirm mating connector compatibility (use 1P1305 when required)
• Adjust switch plunger travel so lights activate only when pedal is pressed
• Run a quick function test of brake lights and related systems after fitting

What are the part details and build highlights of the A-Premium unit?

This brake light switch comes with a six-blade terminal design and is manufactured to meet typical OE electrical and mechanical standards for the applications listed. A-Premium provides a one-year unlimited-mileage warranty covering defects in material and workmanship, offering confidence for owners replacing hard-to-find original parts.

• 6-blade terminal configuration for secure electrical connection
• Constructed to replicate factory switch dimensions and activation travel
• Ships with part reference numbers for cross-checking fitment
• One-year unlimited-mileage guarantee from A-Premium

Will this switch affect other vehicle systems?

The primary function is to signal the brake lights; however, on many modern GM platforms the brake switch input also feeds cruise control, shift interlock, and some warning systems. Ensuring proper installation and adjustment helps maintain those systems' normal operation without calibration or programming.

• Feeds stop-lamp circuit and may provide input for cruise control disengagement
• Can interact with shift interlock and vehicle stability systems on applicable models
• Proper plunger travel avoids false inputs or failure-to-detect conditions

Who is this for: The A-Premium 6 Pins Brake Light Switch is aimed at DIY mechanics, independent repair shops, and owners of compatible Chevrolet, GMC, Cadillac and related vehicles needing a reliable, direct-replacement switch. Choose this part when you want a cost-effective, OE-style replacement with broad vehicle coverage and a simple installation process—just confirm compatibility with your exact model and year before purchase.