Mon - Fri 8:30 - 5:00 | Sat - Sun Closed

579 County Line Rd Unit C Palmer Lake, CO 80133

Radiator Replacement in Colorado Springs

Keeping Your Engine Cool Under Pressure

The radiator is the primary cooling component of your vehicle, designed to dissipate the immense heat your engine generates while driving. In Colorado Springs, our thin mountain air and steep climbs mean your radiator has to work significantly harder than it would at sea level. Over time, the plastic end tanks can crack, or the delicate aluminum fins can become clogged with debris or corrosion. We specialize in identifying when a radiator has reached the end of its life and replacing it with high-quality units that can handle the unique stresses of Front Range driving.

With over 50 years of combined experience, our technicians understand that a failing radiator is a “ticking clock” for your engine. If it can’t shed heat effectively, you risk warping cylinder heads or blowing a head gasket. When we perform a replacement, we don’t just swap the part; we inspect the thermostat, cooling fans, and hoses to ensure the entire system is sealed and pressurized. We use manufacturer-specific coolant to prevent internal corrosion, ensuring your new radiator provides maximum protection for years to come.

Schedule service

Warning Signs Your Radiator Needs To Be Replaced

A radiator usually shows signs of fatigue before it fails completely. If you notice any of these symptoms, it’s time for a professional evaluation:

Consistent Overheating: Your temperature gauge regularly climbs into the “red” zone, especially when idling or climbing hills.

Low Coolant Levels: You find yourself constantly topping off the coolant reservoir, but there are no obvious puddles on the ground.

Discolored or Sludge-like Coolant: If your coolant looks brownish, oily, or “muddy,” it means the radiator is corroding internally or has a leak.

Visible Fin Damage: The delicate metal fins on the front of the radiator are bent, crushed, or clogged with dirt and debris, blocking airflow.

Steam From Under The Hood: White steam escaping from the front of the car is a clear sign that pressurized coolant is leaking onto a hot surface.

Clogged Internal Passages: If the radiator feels cold in some spots but hot in others after a drive, it’s likely restricted by mineral deposits or “stop-leak” additives.

Cracked Plastic Tanks: Seeing “wet” spots or crusty residue along the plastic sides of the radiator where they meet the metal core.

Why Drivers Trust
Big Mission Automotive

A superior service experience built on expertise, integrity, and convenience.

Highly-Trained Technicians
Over 50 years combined experience
2 Year / 24k Mile In-Shop Warranty
3 Year / 36k Mile Nationwide Warranty
Loaner Vehicles
Shuttle Service

Rated 5-Stars by Hundreds of Drivers

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Tom Vorpahl
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Great service and reasonable
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Rick & Kim Hollm
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Great service & warranty, and they backup their work, provide quick service & scheduling and loaner cars during service. Always friendly, competent, honest service. You can’t ask for more.
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Art A profile picture
Art A
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I can't say enough good things about Big Mission Automotive. I wish every shop, dealer or otherwise operated like this. These guys know their stuff. They don't just rely on codes. This is old school mechanics in a very positive way. Steve is super friendly and knowledgeable. The staff themselves do great work. They give you options and explain in detail what service your vehicle needs or may need. They give you options. This is the first independent shop I know of that offers you a ride or even a loaner for the day. Just fantastic service. I feel very fortunate to have them so close to the house. They definitely have my business for my Porsche.
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jack kennedyjr
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The service is excellent. Steve, Jason and the crew of technicians know how to perform. Have used them for all my Mercedes. Thanks
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B
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Big Mission Automotive is amazing. I am so happy to have found them. The service was superb. I’ve got my new automotive forever shop. Thanks.
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Scott Fischer profile picture
Scott Fischer
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Great shop. Great people. Great service. If you've been looking for an honest mechanic who will shoot you straight and treat your vehicle like their own, look no further. Five stars. Will be back!
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Doug Bishop profile picture
Doug Bishop
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Always professional. Quick and easy drop off and pick up. Great to get a loaner. They communicate well the details of the diagnosis and repair.
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Lorrie Kresge
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So glad that I gave Big Mission Auto a chance with my 80,000 mile check on my Audi Q5. They were efficient, offered to take me back home, and also resolved the yellow engine light on my dash. Great communication all day and a fair price for their services. Don’t get out of there without sampling some custom coffee from their commercial quality machine. I’m so glad to have found a local business to care for my car.
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Kurt Coey
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New to the area and was looking for a trustworthy local shop. Found them to be honest, helpful and very accommodating. I certainly plan on continuing to take both our vehicles here for future service.
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Luke
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Everyone is friendly, professional and respectful. The time allowed for the service was good and the pricing is fair.

Ready for a Better
Automotive Experience?

Whether it’s scheduled routine maintenance or an unexpected breakdown, our experienced, factory-trained technicians are dedicated to providing premium service with the utmost care from start to finish.