Over the past couple of years, the US has been experiencing above-average temperatures during the summer months. This summer, however, they’ve been reaching record highs, especially in the southern parts of the country, like Texas and Louisiana. Under these conditions, the need for impeccably functioning AC is greater than ever.
That’s why, today, we’ll explore every facet of vehicle AC system maintenance. It doesn’t matter if your vehicle is new or you just bought it from one of the places in Prairieville that offers used cars for sale. This guide will give you all the info you need to beat the summer heat and enjoy every ride to the fullest.
How do I know if my AC needs maintenance?

Whether you’re a frequent commuter or want your car ready for a long summer road trip, ensuring that your vehicle’s AC works like a charm always begins with a thorough inspection. To determine if the system is having any issues, you want to look for these signs:
- Weak airflow: The stream of air coming out of the vents is weaker than usual, even when you crank it up to the max. Typically, this indicates a clogged air filter, a problem with the AC’s compressor, or both.
- Warm air: The blown-out air is warm, even if the AC is set to cool. This may be either due to the low refrigerant levels or a malfunctioning compressor.
- Strange noises: Unusual sounds when the AC is running. The usual culprits are a worn-out compressor or dirt accumulation in the fans, but strange noises can also signify a variety of other problems.
- Unpleasant odors: Conditioned air smells musty or straight-up foul. In most cases, this points to mold or mildew growth in the system.
- Leaks/Moisture: Moisture build-up inside the car, leakage around or under the dashboard, or excessive leakage under the car could suggest a refrigerant leak or a blocked/broken drainage hose.
Noticing even one of these symptoms is a telltale sign that your car should be taken for professional servicing and fast, before the problem can escalate.
How to maintain a car air conditioner?
It is imperative to understand that car AC and other cooling system maintenance should only be entrusted to trained personnel. The task requires specialized knowledge and equipment, and must be done with precision. Otherwise, there’s a high chance of damaging the system, resulting in repairs or even complete replacements, both of which can be quite costly.
In addition, AC maintenance carries a significant risk of personal injury. First, the system operates under high pressure, and mishandling it can lead to a variety of health hazards. Second, the refrigerant used in car ACs is typically Freon – a tasteless, (mostly) odorless gas that’s highly toxic and can cause chemical burns when it comes into contact with the skin.
That being said, there are some things you can do to help keep your ride’s AC in good condition:
- Run the AC regularly, even during the colder months. Even a few minutes per week can help keep the compressor operational, prevent clogging, and stop the seals from drying out.
- Keep the condenser clean. Usually, this task will take care of itself every time you wash your car. Still, a bit of extra care can go a long way.
- Perform regular inspections periodically, following the steps noted above.
How often should you maintain your car AC?
General recommendations for maintenance frequency are as follows:
- Regular inspection (professional): Once a year, preferably right before summer.
- Regular inspection (DIY): Once or twice a year; more frequently if the system is old, worn out, or excessively used.
- Cabin air filter replacement: Every 12,000 to 15,000 miles, or per manufacturer’s instructions.
- Condenser cleaning: Once a year; more frequently if you drive in dusty areas or off-roading.
- Refrigerant check & recharge: Once every 2-3 years; once every 1-2 years, if the system is used excessively.

Where in Prairieville can I find reliable used cars for sale near me?
Looking for a trusty ride to get you through summers to come? B.Y.O.T. has what you need! We’re the leading used car and vehicle part dealership west of Amite River, dedicated to making your car buying experience as enjoyable as it is affordable.
Download our mobile app for a quick and easy insight into our inventory, as well as to win amazing benefits you won’t find anywhere else. Or, if you’re in Prairieville, visit our salvage yard in Baton Rouge and discover why we remain #1 in the region!