Go-Parts
Cart 0
Your cart is empty
Add an item to see it appear here.
Wrenchy
Go-Parts Garage
Expert guides for diagnosing, troubleshooting, and replacing auto parts Expert guides for diagnosing and replacing auto parts
Browse All Articles →
🎬 Helpful Videos 🛍️ Shop This Part

2005-2006 Chevrolet SSR Brake Fluid Level Sensor Guide

Is your red BRAKE light on? Your SSR's brake fluid level sensor could be the simple fix you need.

3 minutes to read 2005-2006 Chevrolet SSR
Difficulty
1/5
Est. Time
0.2 hrs
DIY Doable?
✅ Yes
Shop Labor
$50-$100
⚠️ Drivable, but... — You should first visually confirm your brake fluid is full and the brake pedal feels firm before driving.
Key Takeaways
  • The main sign of a bad sensor is a constant brake warning light when fluid levels are normal.
  • This is an extremely easy DIY repair that requires no special tools and takes only a few minutes.
  • An aftermarket sensor from a known brand like Standard Ignition is a reliable and cost-effective fix for the SSR.
  • Always check the brake fluid level first; a warning light could indicate a real, and serious, brake system leak.
The brake fluid level sensor in your 2005-2006 Chevrolet SSR is a simple but important safety device. It is located on the brake master cylinder reservoir and its only job is to monitor the amount of brake fluid. If the fluid drops below a safe level, this sensor triggers the red 'BRAKE' warning light on your dashboard. This alerts you to a potential problem, such as a hydraulic leak or simply brake pads that have worn down, causing the fluid to drop.

Is Your SSR's Brake Light On? Understanding the Cause

The most common reason to replace the brake fluid level sensor is a persistent red 'BRAKE' warning light on your dashboard, even when you've confirmed the parking brake is off and the brake fluid is full. This little sensor can fail over time, sending a false signal to your SSR's computer. It works using a simple float system; if the float gets stuck or the electrical contacts inside fail, it can trigger the light. Before assuming the sensor is bad, always check your brake fluid level first. If it is low, you may have a more serious issue like a leak in the brake system that needs immediate attention.

Warning: A brake warning light can indicate a serious safety issue. Always verify your brake fluid level and check for leaks before driving. If the fluid is low or the brake pedal feels soft or spongy, have the vehicle inspected by a professional immediately.

Choosing the Right Aftermarket Sensor for Your SSR

For a straightforward part like a brake fluid level sensor, an aftermarket replacement is often a smart and budget-friendly choice. The Chevrolet SSR is a unique truck, but it shares many of its basic components with other GM vehicles from the same era, making parts accessible. Currently, Standard Ignition (a brand of Standard Motor Products or SMP) is the primary aftermarket brand available for this specific sensor. SMP is a long-standing company in the auto parts world and is generally considered a reliable source for replacement electronics and sensors. For a simple switch like this, their product offers a dependable and cost-effective alternative to a more expensive OEM part from a dealer.

Cost of Replacing a Brake Fluid Level Sensor on a 2005-2006 Chevrolet SSR

Part Type Estimated Cost
New Aftermarket (Standard Ignition) $20 - $25
New OEM (GM Genuine) $40 - $60
Shop Labor $50 - $100

Cost estimates are approximate and can vary based on supplier and location. Shop labor is estimated at 0.5 hours.

Pro Tip: Replacing this sensor is one of the easiest repairs you can do on your SSR. It typically involves unplugging an electrical connector and releasing a few small tabs to pull the sensor out of the brake fluid reservoir. No special tools are needed, and it can be done in minutes, saving you the entire cost of shop labor.

Frequently Asked Questions

Why is my brake light on if the fluid is full?

If you are certain the brake fluid is at the correct level and the parking brake is fully disengaged, the most likely cause is a faulty brake fluid level sensor. The sensor itself has failed and is sending an incorrect signal 🎬 Learn how to fix and reset a persistent brake light., triggering the warning light.

Is a bad brake fluid level sensor dangerous?

A failed sensor itself isn't dangerous, but it can be. If the sensor is causing a false warning light, it can be annoying. The real danger is that it might mask a genuine problem. If your light is always on because of a bad sensor, you won't know if you develop a real brake fluid leak. For this reason, it's best to replace it.

Can I replace the brake fluid level sensor myself?

Yes, this is a very DIY-friendly job. The sensor is easily accessible on top of the brake master cylinder in the engine bay. You just need to disconnect the wire, release the locking tabs, and pull the old sensor out. The new one pushes right in. No fluid needs to be drained.

Are there any recalls for the brake sensor on the 2005-2006 SSR?

No, there have been no specific recalls or Technical Service Bulletins (TSBs) issued for the brake fluid level sensor on the 2005-2006 Chevrolet SSR. Issues with this part are related to normal wear and tear rather than a manufacturing defect.

How to Test a Brake Fluid Level Sensor.
How to Test a Brake Fluid Level Sensor.
How to Fix & Reset Brake Fluid Level Warning Light Stays On or Flashing | Brake Light On
How to Fix & Reset Brake Fluid Level Warning Light Stays On or Flashing | Brake Light On

Technical Specifications

OEM Part Numbers: 15129169

Float-type sensor, 2-pin connector. Mounts directly to the brake master cylinder reservoir.

Wrenchy
Article researched & written by
Go-Parts' AI research assistant. Every article is backed by live web research, verified OEM data, and real technician knowledge — so you get accurate, up-to-date information you can trust.
Meet Wrenchy → Updated Apr 7, 2026

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.

Year Coverage
This article covers the Brake Fluid Level Sensor for:
  • Chevrolet SSR: 20052006
In this article
🎬 Helpful Videos
Jump to ▴

Email This Guide

We'll send you a link to this article so you can read it later or share it.

Added to cart · Part