Chrysler Cirrus A/C System Valve Core and Cap Kit: 1995-2010 Guide
Keep your Cirrus A/C blowing cold by addressing the most common leak points.
- A leaking A/C valve core is a common cause of poor cooling in a Chrysler Cirrus.
- Symptoms include warm air from vents, oily residue at the service ports, or an A/C compressor that won't engage.
- Quality aftermarket brands like Four Seasons and Global Parts offer reliable and affordable replacement kits.
- The plastic service port caps are a critical secondary seal; always ensure they are present and tight.
Is Your Cirrus A/C Losing Its Cool?
If the air conditioning in your Chrysler Cirrus isn't blowing as cold as it used to, a common culprit is a refrigerant leak. While leaks can happen anywhere in the system, the service port valve cores are a frequent and often overlooked failure point. These small valves can wear out over time, allowing refrigerant to slowly escape. The plastic caps can also crack or get lost, which lets dirt into the valve and compromises the secondary seal.
A Note on Vehicle Years
While this part is listed for the 1995-2010 Chrysler Cirrus, the Cirrus model itself was only produced from 1995 to 2000. The part's extended year range is due to its compatibility with the Chrysler Sebring (1995-2010) and Dodge Stratus, which were built on the same platform. If you own a Sebring or Stratus from these years, this guide is also for you.
Choosing the Right Aftermarket Kit
For a simple part like an A/C valve and cap kit, there is little practical difference between OEM and quality aftermarket options. Aftermarket brands like Four Seasons and Global Parts offer kits that meet or exceed original specifications and are compatible with the R134a refrigerant used in your Cirrus. These kits provide a cost-effective and reliable solution.
- Four Seasons: A well-known brand in the mobile A/C industry with over 50 years of experience. Their kits are engineered to be direct-fit replacements and are a popular choice for both DIYers and professionals.
- Global Parts (gpd): Another reputable supplier that offers application-specific kits. Their parts are designed to meet OEM standards for fit and function and are compatible with multiple refrigerant types.
Pro Tip: When replacing valve cores, it's a good practice to apply a small amount of PAG oil to the new valve's O-ring before installation. This helps ensure a good seal and prevents damage to the O-ring.
🎬 Watch a step-by-step guide on replacing your A/C Schrader valve.Cost of A/C Valve Core & Cap Kits for Chrysler Cirrus
| Part Type | Estimated Cost |
|---|---|
| New Aftermarket Kit | $7 - $38 |
| New OEM (Mopar) | $13 - $21 |
| Shop Labor for Replacement | $50 - $150 (plus system evacuation and recharge) |
Frequently Asked Questions
Can I replace the A/C valve cores myself?
Yes, if you have the right tool. 🎬 See how to swap valves without losing your refrigerant charge. A special valve core remover tool allows you to replace the valve without losing the system's refrigerant charge. However, working with A/C systems can be dangerous due to high pressures. If you are not comfortable, it is best to have a professional do it. Incorrectly replacing a valve can lead to rapid loss of refrigerant, which is harmful to the environment and can cause frostbite.
How do I know if my valve core is leaking?
A common sign is a gradual loss of A/C cooling performance. To check, you can apply a solution of soapy water to the service port (with the cap off). If bubbles form, the valve core is leaking. 🎬 Learn how to test your car's A/C valves for leaks. You might also find an oily residue inside the plastic cap, which indicates leaking refrigerant oil.
Are there any recalls for the Chrysler Cirrus A/C system?
There are no specific recalls from the NHTSA for the A/C valve cores or caps on the 1995-2000 Chrysler Cirrus. However, Chrysler did issue a Technical Service Bulletin (TSB #241598) for poor A/C performance in high temperatures on the 1998 model, which could be related to overall system pressure issues.
Is the plastic cap really that important?
Yes. While the Schrader valve is the primary seal, the cap with its rubber O-ring is considered the final seal by many technicians. It keeps dirt and moisture out of the delicate valve mechanism and provides a backup seal to prevent slow refrigerant leaks. Always make sure the caps are securely tightened.
Helpful Videos
Technical Specifications
OEM Part Numbers: 5003862AA
Compatible with R134a refrigerant. Kit typically includes high-side and low-side valve cores and caps.
We Have This Part in Stock
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 Cirrus: