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2003 Chevrolet Blazer
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Lifetime Replacement
Price Match Guarantee
60-Day Returns
Lifetime Replacement
2003 Chevrolet Blazer

2003 Chevrolet Blazer Brake Light Switches

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Brake Light Switch - Sold individually
Replacement
Brake Light Switch - Sold individually
Part Number: RC50660001
Guaranteed to Fit
$5.99
Vehicle Fitment
  • 2003 Chevrolet Blazer Xtreme 6 Cyl 4.3L
  • 2003 Chevrolet Blazer LS 6 Cyl 4.3L
  • 2003 Chevrolet Blazer ZR2 6 Cyl 4.3L
Product Details
Warranty : 1-year Replacement unlimited-mileage warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Phthalates, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Interchange Part Number : SLS194, 15128745, 15671493, 15741137, 15981543, 8151287450, 8157411370Replaces OE Number : 15128745, 15671493, 15741137, 15981543, 8151287450, 8157411370Returns Policy : 30-Day Return Policy
Standard OE Replacement Brake Light Switch - Direct Fit, Sold individually
Standard®
Standard OE Replacement Brake Light Switch - Direct Fit, Sold individually
Part Number: SISLS194
Guaranteed to Fit
$13.49
Vehicle Fitment
  • 2003 Chevrolet Blazer Xtreme 6 Cyl 4.3L
  • 2003 Chevrolet Blazer LS 6 Cyl 4.3L
  • 2003 Chevrolet Blazer ZR2 6 Cyl 4.3L
Product Details
Warranty : 3-year or 36,000-mile Standard limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Standard OE ReplacementInterchange Part Number : RC50660001Product Fit : Direct Fit
GM Original Equipment Series Brake Light Switch - Direct Fit, Sold individually
AC Delco®
GM Original Equipment Series Brake Light Switch - Direct Fit, Sold individually
Part Number: ACD1521E
Guaranteed to Fit
$11.99
Vehicle Fitment
  • 2003 Chevrolet Blazer All Submodels All Engines
Product Details
Warranty : 24-months or unlimited mile AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : GM Original Equipment SeriesRecommended Use : OE ReplacementProduct Fit : Direct Fit
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Top Rated Products

AC Delco GM Original Equipment Series Brake Light Switch - Direct Fit, Sold individually
$11.99( Review)
Worked very well
David D.
VERIFIED PURCHASER

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Product Questions & Answers

AC Delco GM Original Equipment Series Brake Light Switch - Direct Fit, Sold individually
$11.99
Q:My drivers side tail light, and backup light, and brake light quits working when you step on the brake pedal. The passenger side works fine, but the drivers side goes out and the turn signal quits working. Will the brake light switch cause this. Being an electronic switch I was wandering before I ordered it. Can you please help? Show Less
Gene C.
A:BEST ANSWERHello! What is the exact year, make, and model of your vehicle? I can help once I know which wiring diagram to reference Show less
Mitchell D.
 
1 Question, 1 AnswerView all Q&As >

Helpful Automotive Resources

Tail Lights vs. Brake Lights: Are These Two the Same?
Tail Lights vs. Brake Lights: Are These Two the Same?So, are tail lights the same as brake lights? Yes and no. They are part of the same tail light assembly, but they are two different lights that serve different purposes. 
Troubleshooting a Brake Light That’s Not Working
Troubleshooting a Brake Light That’s Not WorkingIf one or more brake lights aren’t working, but the other lights are operational, you can likely blame faulty bulbs, fuses, or sockets. Bulbs
This Could Be the Reason Why Your Brake Lights Won’t Turn Off
This Could Be the Reason Why Your Brake Lights Won’t Turn OffThe brake light switch activates the brake lights as soon as you step on the pedal.
Brake Light Wiring 101: How It Works and Fixing Common Issues
Brake Light Wiring 101: How It Works and Fixing Common IssuesThe caveat is that many vehicles built since about 2002 have the brake light switch sending a signal to a lighting control module or the BCM, which then operates the brake lights, disengages the shift interlock, etc. The brake lights on older vehicles are wired in series with the brake
Tips for How To Test Brake Lights
Tips for How To Test Brake Lights Pro Tip: For some vehicles, you need to make sure the key doesn’t have to be on while checking the brake lights.
Where Is the Brake Light Switch Located?
Where Is the Brake Light Switch Located?Brake light switches on most newer vehicles also serve as an input to the body computer for various functions, including the anti-lock brake system and electronic stability control system input signals. Notice the role the BCM plays in activating the stop lamps when the switch is triggered on this 2006 Impala