Chrysler Prowler Brake Light Switch Guide for 2001-2002 Models
Fix common brake light, cruise control, and shifter problems by understanding your Prowler's brake light switch.
- A bad brake light switch is a common cause for the shifter being stuck in Park on a Prowler.
- Symptoms include non-working brake lights, lights that stay on, or cruise control failure.
- Choose an aftermarket brand like Standard, Rostra, or Crown for a balance of quality and value.
- Many replacement switches are for one-time installation only and cannot be reused or adjusted after being installed.
Understanding Brake Light Switch Failure in Your Prowler
The brake light switch, also called a stop lamp switch, is a part that wears out from constant use. Every time you press the brake pedal, this switch is activated. Given its frequent use and its multiple roles in your Prowler's electrical system, a failure can cause a range of confusing symptoms that go beyond just the brake lights. Fortunately, replacing it is a straightforward and inexpensive job.
Symptoms of a Failing Brake Light Switch
A bad brake light switch can make itself known in several ways. Some are a major safety concern, while others are just an annoyance. Watch for these signs:
- Brake Lights Don't Work: The most dangerous symptom is when your brake lights fail to illuminate, increasing the risk of a rear-end collision.
- Brake Lights Stay On: The switch can fail in the 'on' position, leaving your brake lights constantly lit. This will drain your battery and wear out the bulbs prematurely.
- Shifter Stuck in Park: Your Prowler may not shift out of Park because the switch isn't sending the required signal to the shift interlock.
- Cruise Control Issues: You may find that the cruise control won't turn on, or it may shut off unexpectedly while driving.
- ABS or Traction Control Lights: A faulty switch can send incorrect data to the vehicle's computer, sometimes triggering the ABS or traction control warning lights on the dashboard.
Choosing the Right Aftermarket Brake Light Switch
While you can always get a part from a Chrysler dealer, the aftermarket offers several quality options for your Prowler, often at a better price. The brands available generally fall into a few tiers of quality and price.
Brand Tiers
- OEM (Mopar): This is the original factory part. It guarantees perfect fit, function, and quality, but is usually the most expensive option.
- Premium Aftermarket (Standard Ignition, Rostra): Brands like Standard Ignition (SMP) and Rostra are well-regarded in the industry. Rostra is an OE manufacturer for some car brands and holds high-quality certifications. These parts are designed to meet or exceed OEM specifications and are excellent alternatives to Mopar.
- Standard Aftermarket (Crown Automotive): Crown specializes in parts for Chrysler, Jeep, and Dodge vehicles. They are known for providing good quality parts that are very close to OEM at a more affordable price, making them a solid choice for most repairs.
- Economy Aftermarket (Dorman, Vemo): Dorman offers a vast catalog of parts and is known for being a budget-friendly option. However, their quality can be inconsistent, or "hit or miss," according to mechanic and user reviews. For a simple switch, Dorman is often acceptable, but be aware of the mixed reputation.
Installation Pro-Tip: One-Time Use Switches
Many Chrysler brake light switches from this era are self-adjusting and designed for a one-time-only installation. Once the new switch is twisted into its bracket, a small lever is flipped, which sets the plunger depth permanently. If you install the switch and then remove it for any reason, it cannot be readjusted and must be replaced with a new one. Do not test the plunger or flip the lever before the switch is fully installed in the vehicle.
Brake Light Switch Cost Comparison
| Part Type | Estimated Cost |
|---|---|
| New OEM (Mopar) | $25 - $45 |
| New Aftermarket | $21.14 - $70.60 |
| Shop Labor | $40 - $55 |
Frequently Asked Questions (FAQ)
Can I drive my Prowler with a bad brake light switch?
If your brake lights are not working, the answer is no. It is extremely unsafe and illegal to drive without functioning brake lights. If the lights are stuck on, you can drive to a repair shop, but be aware it will drain your battery if left parked for too long.
Why is my gear shifter stuck in Park?
The most common reason for a stuck shifter in Chrysler vehicles of this era is a failed brake light switch. The switch fails to tell the car's computer that the brake is being applied, so the safety interlock does not release the shifter. Check if your brake lights work; if they don't, the switch is almost certainly the culprit.
Is the brake light switch adjustable?
Most replacement switches for your Prowler are self-adjusting and not meant for manual adjustment. They are designed to be installed once, after which a locking mechanism sets the correct plunger depth. Attempting to adjust or reinstall one of these switches will likely cause it to fail.
Can I replace the brake light switch myself?
Yes, this is a good job for a DIYer with basic tools. The switch is located under the driver's side dashboard above the brake pedal. Access can be a bit tight, but the process involves removing a trim panel, unplugging the electrical connector, and twisting the old switch out of its bracket. The job usually takes less than an hour.
Technical Specifications
OEM Part Numbers: 4671336 4671336AB 4671336AC 4671336AD 56042021 68003916AA
Located on the brake pedal support bracket. Typically a twist-lock style switch with a self-adjusting plunger.
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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.
- Chrysler Prowler:
- 🛍️ Shop This Part
- Understanding Brake Light Switch Failure in Your Prowler
- Symptoms of a Failing Brake Light Switch
- Choosing the Right Aftermarket Brake Light Switch
- Brand Tiers
- Installation Pro-Tip: One-Time Use Switches
- Brake Light Switch Cost Comparison
- Frequently Asked Questions (FAQ)
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