Chevrolet Impala Brake Light Switch Guide: 1994-1996 & 2000-2006
Solve common brake light, cruise control, and shifting problems in your Impala with the right replacement switch.
- A bad brake light switch can cause brake lights to fail, stay on, disable cruise control, or prevent shifting from Park.
- For 2000-2005 models, check the hazard flasher switch if both brake lights and hazard lights are not working.
- Standard Ignition is a reliable aftermarket brand for this part, offering a cost-effective alternative to OEM.
- Verify the number of terminals on your old switch before ordering to ensure you get the correct part for your Impala.
Understanding Your Impala's Brake Light Switch
A faulty brake light switch can cause some confusing problems in your 1994-1996 Impala SS or 2000-2006 Impala. It’s more than just a simple switch for the lights; it communicates with other systems in your car. Because the 1994-1996 (B-body) and 2000-2006 (W-body) Impalas are different platforms, the exact switch design may vary. However, the symptoms of failure are very similar across all models.
Common Symptoms of a Failing Brake Light Switch
When this switch starts to fail, it can show several signs. You might notice one or more of the following issues:
- Brake Lights Don't Work: The most serious symptom. The switch fails to complete the circuit, and your brake lights won't turn on at all.
- Brake Lights Stay On: The switch can get stuck in the 'on' position, leaving your brake lights illuminated even when you're not braking. This can drain your battery.
- Cruise Control Issues: Your cruise control might not turn on, or it may shut off by itself while you're driving. This happens because the car incorrectly thinks the brakes are being applied.
- Can't Shift Out of Park (2000-2006 Models): These models have a safety feature that requires a signal from the brake switch to let you shift out of Park. If the switch is bad, your gear shifter may be stuck. 🎬 See how a faulty switch causes your shifter to get stuck.
- ABS or Traction Control Warning Lights: On some models, a faulty brake switch can trigger dashboard warning lights for the ABS or traction control systems.
A Note for 2000-2005 Impala Owners
On the 2000-2005 Impala, the brake light signal also runs through the hazard flasher switch on the dashboard. If your brake lights and your hazard lights are not working, the problem is likely the hazard switch, not the brake light switch. 🎬 Watch this video to see how to replace the hazard switch. If only the brake lights are failing but the hazards work, the brake light switch is the more probable cause.
Choosing the Right Aftermarket Switch: Standard Ignition
When replacing the brake light switch, you don't have to buy an expensive OEM part. A quality aftermarket brand like Standard Ignition offers a reliable and affordable alternative. Standard Motor Products (SMP), the company behind the brand, has a long history of making quality replacement parts that meet or exceed original specifications. Their switches use durable materials and copper conductors for good performance and a long service life.
When shopping, you may see two different Standard Ignition switches available. This is because different Impala generations and option packages use switches with different numbers of electrical pins (terminals).
- 1994-1996 Impala SS: These models often use a 4-terminal or 6-terminal switch.
- 2000-2006 Impala: These typically use a 6-terminal switch.
Pro Tip: Before ordering, it's a good idea to look at your existing switch. Check the number of pins and the shape of the connector to ensure you buy the correct replacement. Matching the part visually is the best way to avoid ordering mistakes.
Cost of Replacing a Chevrolet Impala Brake Light Switch
| Part Type | Estimated Cost |
|---|---|
| New Aftermarket (Standard Ignition) | $15 - $28 |
| New OEM (GM / ACDelco) | $20 - $45 |
| Shop Labor | $50 - $100 |
Cost estimates are approximate and can vary based on location and supplier.
Frequently Asked Questions (FAQ)
Can I replace the brake light switch myself?
Yes, this is a very DIY-friendly repair. The switch is located above the brake pedal and is usually held in place by a simple clip or a small bolt. Basic hand tools are all that's needed, and the job can be done in under 30 minutes.
🎬 Watch a step-by-step walkthrough of the brake light switch replacement.Where is the brake light switch located?
You will find the brake light switch mounted to a bracket on the brake pedal arm, up under the dashboard in the driver's footwell.
Do I need to calibrate the new switch?
Most aftermarket switches for these Impala models are self-adjusting or do not require calibration. Once installed, you should test that the brake lights turn on and off with a small amount of pedal travel (usually about 1/4 to 1/2 inch).
Could a blown fuse cause the same problem?
Yes. Before replacing the switch, always check the brake light fuse in your fuse panel. A blown fuse is a simple fix and could be the root of the problem.
Helpful Videos
Technical Specifications
OEM Part Numbers: 10170430 25523463 19330547 1264464 25912943
Location: Brake Pedal Arm. Connector Type: Varies (4-pin or 6-pin blade connector). Activation: Plunger-style switch activated by brake pedal movement.
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The information in this article is provided for general reference and educational purposes only. Vehicle specifications, procedures, and part compatibility can vary by production date, trim level, and region. Always consult your vehicle's factory service manual and verify part numbers before purchasing or performing repairs. Safety-critical components such as airbags, seat belts, and braking systems should be installed by a qualified professional.
- Chevrolet Impala:
- 🎬 Helpful Videos
- 🛍️ Shop This Part
- Understanding Your Impala's Brake Light Switch
- Common Symptoms of a Failing Brake Light Switch
- A Note for 2000-2005 Impala Owners
- Choosing the Right Aftermarket Switch: Standard Ignition
- Cost of Replacing a Chevrolet Impala Brake Light Switch
- Frequently Asked Questions (FAQ)
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