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Buick Commercial Chassis Brake Light Switches
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Part Number: SISLS174
Vehicle Info Required to Guarantee Fit
$18.49
Product Details
Warranty : 3-year or 36,000-mile Standard limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :
WARNING: 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.
Part Number: ACD1541D
Vehicle Info Required to Guarantee Fit
$8.49
Product Details
Notes : With retainerWarranty : 24-months or unlimited mile AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :
WARNING: 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.
Part Number: SISLS179
Vehicle Info Required to Guarantee Fit
$9.99
Product Details
Warranty : 3-year or 36,000-mile Standard limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :
WARNING: 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.
Part Number: AC19330547
Vehicle Info Required to Guarantee Fit
$20.49
Product Details
Warranty : 24-months or unlimited mile AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :
WARNING: 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.
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Part No: ACD1541D
( Review)
$8.49
Part No: SISLS174
( Review)
$18.49
Product Questions & Answers
Q:where to find connector for this brake switch sls-179?
Mikael J.
A:BEST ANSWERHello!
Are you looking to purchase the electrical connector? If so, unfortunately, we do not carry it. Your best bet would be to give your local dealership a call. Show less
Mia B.
1 Question, 1 AnswerView all Q&As >
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Helpful Automotive Resources
Brake Light Wiring 101: How It Works and Fixing Common IssuesUnderstanding your vehicle’s brake light wiring is a good place to start when diagnosing brake light issues. While the exact design can vary depending on your car’s year, make, and model, most systems are basically the same. Red light bulbs are installed in sockets that are connected to the harness.
Tips for How To Test Brake LightsPro Tips are nuggets of information direct from ASE-certified automobile technicians working with CarParts.com, which may include unique, personal insights based on their years of experience working in the automotive industry. These can help you make more informed decisions about your car.
Where Is the Brake Light Switch Located?The light switch automatically activates the brake lights as soon as the driver steps on the brakes and before the braking action starts at the wheels. Brake light switches are normally open. Stepping on the brake pedal closes the switch and completes the circuit.