AAMCO of Wentzville, MO

Is your vehicle making an unusual noise? Are you having trouble shifting into gear while driving? Do you notice a red liquid leaking from the front of your car? These are all signs of transmission failure. Luckily, we can help diagnose what's wrong with your vehicle and determine if you need an AAMCO Transmission expert to take a closer look.

AAMCO is the go-to transmission expert, leading the field for over 60 years. Whether you have an automatic, manual, or CVT transmission, your local AAMCO repair shop is the right place to get the job done.

It’s hard to tell when your engine is acting up. Common problems can range from the pesky “check engine” light to a total lack of power. While we leave oil changes to the “other guys,” when you need to know exactly what is wrong with your engine, we have the expertise to diagnose and repair engine problems, and even replace it if needed.

Exhaust systems are an integral part of properly performing vehicles. A problem in the exhaust system can cause engine performance issues and impact the overall operation of your vehicle. At AAMCO, we know how to diagnose and repair exhaust issues, from a simple exhaust leak to a full catalytic converter replacement. Plus we have the expertise to know the difference!

Your brake system is a critical safety feature in your vehicle and the chances are that your onboard computer controls the braking system. While our certified technicians spend most of their time helping customers to get their car going again, we also have the expertise to make sure you are stopping safely too! AAMCO shops offer a thorough brake evaluation at no charge.

The days of a local mechanic adding “freon” to your car's A/C system are long gone. Today’s A/C systems are complicated, and it takes state-of-the-art equipment to identify leaks or other issues with the system. At AAMCO, we have the right equipment, operated by state-certified technicians, to diagnose and repair today’s complicated A/C systems. From a small leak to a complicated repair, it takes an expert to know the difference.

Keeping the coolant system operating correctly is critical for the overall health of your engine, which is why experts recommend an antifreeze/coolant flush every 5 years or 30,000 miles. AAMCO shops deal with coolant issues every day—we can fix anything from overheating to hose leaks, and even more serious issues. A problem in your coolant system is not something to put off, so let your local AAMCO shop check it today!

Did you know that a problem with your battery can cause all types of electrical problems with your vehicle? It can cause your check engine light to come on and even cause the transmission to operate incorrectly, all from a simple battery issue. At AAMCO, part of our proprietary diagnostic check includes checking the battery and charging system because we know from experience that the correct diagnosis is the first step in repairing your car correctly.