HVAC Repair, Replacement, Plumbing, and More in Champaign, IL
Champaign, IL, is our home, and since 2002, we've been providing terrific residential and commercial services to our friends and neighbors in this great town. If you need help with your current heating and air conditioning systems, Lanz, Inc. services all makes and models, and we offer comprehensive annual maintenance services as well. If you're in the market for a new system, we are proud to be a Trane Comfort Specialist. We're your trusted local source for great HVAC, plumbing, and more. Why call anyone else? Get in touch with us today at 217-394-1380 !
Expert Furnace, Heat Pump and AC Installation
When it's time for a new heating system or air conditioner, you need a professional installer you can trust. The technicians at Lanz, Inc. are certified and qualified to provide top-tier installation and replacement services for all AC and heating unit makes, models, and brands. From furnaces and boilers to heat pumps and ductless mini-split ACs, we do it all! We install both residential and commercial HVAC systems for your convenience and offer financing options so you can buy today and pay over time.
Champaign, IL Furnace, Heat Pump and AC Repairs
If you get stuck with a broken heater or air conditioner during the Champaign winter or summer, our team is here to quickly get to the root of the problem and implement a solution. We have heating and AC repair specialists ready and happy to help restore your comfort in no time! With exceptional training, parts, and solutions for all kinds of residential and commercial systems, we have the right fix for your unique needs. We also offer professional duct cleaning to ensure that dust and debris never prevent your HVAC equipment from working as it should.
Plumbing and Drain Cleaning
Whether you're dealing with a stubborn clog, our expert drain cleaning team has the tools and experience to quickly locate and expel the blockage. We're all about transparency and straightforward solutions. That's why every drain cleaning service includes a camera inspection to provide the most accurate and efficient service available.
Our plumbers are well-versed in all things pipes, drains, appliances, and more. We will help with any plumbing installation or repair project! Whether it's time for an upgrade and you're looking to remodel, or you need assistance complying with Illinois RPZ valve laws, your home or business will be taken care of.
Underground Solutions
From sewer, storm, and drainage pipes to water lines and more, we have the trenchless technology you need for fast minimally-invasive services. For any underground problem, our team is sure to have an underground solution. Contact our team today at 217-394-1380 to learn more about our easy installation and rehabilitation services that help you save time and money.
Recent Jobs and Reviews in Champaign, IL
Customers say: The overall sentiment expressed across these reviews is overwhelmingly positive, with customers consistently praising the company's professionalism, expertise, and customer service. A dominant theme throughout is the technical competence and knowledge of the service personnel, with reviewers frequently highlighting how technicians were skilled, thorough, and able to diagnose and resolve issues efficiently. The responsiveness and timeliness of service emerges as another strong positive trend, with many customers appreciating quick arrival times, prompt completion of work, and availability during emergencies—including weekends and extreme weather situations. Customer communication stands out as a particularly valued aspect, with reviewers noting clear explanations, step-by-step updates, and personable interactions that made them feel heard and respected. The professionalism and courtesy of technicians receives consistent acclaim, with multiple mentions of workers going above and beyond expectations, demonstrating persistence in problem-solving, and showing genuine care for customer concerns. Many reviewers express strong loyalty and intent to use the service again, with some noting positive relationships spanning decades. The emotional tone is one of relief, gratitude, and confidence, particularly among customers who faced urgent situations like air conditioning failures during extreme heat or emergency plumbing issues. Overall, the reviews reflect deep satisfaction and trust in the company's reliability, honesty, and quality of work.
Champaign, IL at a glance
Lanz Plumbing, Heating & Cooling has completed 25 jobs in Champaign, IL in September 2026.
The one customer review shown here is rated 5.0 out of 5.
The most recent job was on September 24, 2026.
Job Locations and Reviews
Replaced twelve 20x20x2 filters and a weak 5 mfd inducer capacitor during fall HVAC maintenance on the package unit. Inspected the igniter, blower motor, and belt to ensure the heating system is ready for winter.
Performed water leak detection for a ceiling stain. Inspected the water meter, previous plumbing repair locations, and the upstairs shower valve. Confirmed zero water movement, indicating no active leaks or running water in the home.
Replaced furnace filter and faulty ignitor, cleaned burners and flame sensor, and tested airflow. Flushed and descaled boiler heat exchanger. Checked plumbing for leaks and provided a water heater replacement quote.
AC repair service for an air conditioner not cooling was cancelled by the homeowner prior to dispatch.
Resolved hot air intrusion by securing a loose return flex duct and grill in the attic with screws. Sealed connections from the inside with duct tape to block hot attic air and restore efficient cooling performance.
Performed drain cleaning by rodding 120 feet of the main sewer line through the basement cleanout to clear a tree root blockage. Verified the line is clear, leak-free, and structurally sound using a sewer camera inspection.
Cleared a main sewer backup by pulling a basement toilet to rod 60 ft of the line. Removed paper buildup and used a camera to locate a poorly cut city liner tap as the root cause. Recommended contacting the city to inspect the tap.
Completed HVAC maintenance: cleaned burners and flame sensor, and replaced the filter. Restored thermostat power by isolating a low-voltage short to allow cooling. Diagnosed failing water heater pilot and scheduled replacement.
Resolved an AC leak by vacuuming out the full secondary drain pan and plugging an open secondary drain hole. Tested the system with water to ensure proper drainage and leak-free performance.
Investigated AC overcooling and vent condensation. Found zoned thermostat fan set to "ON" instead of "AUTO," causing continuous cooling. Inspected attic ductwork and verified proper insulation. Adjusted thermostat settings to correct airflow.
Conducted bi-annual HVAC maintenance. Cleaned furnace burners, inspected the heat exchanger for safety, tested system controls, and replaced the air filter to optimize heating efficiency and indoor air quality.
Cleaned burners and flame sensor, checked electricals and airflow, and replaced the 16x25x5 filter for HVAC maintenance. Flushed the water heater and inspected toilet and sink stop valves to prevent leaks and maintain efficiency.
Performed fall HVAC maintenance and replaced filters. System is heating properly, but located a leak on the system one exhaust flue pipe joint. Preparing a quote to replace the expansion coupler and a section of flue pipe.
Completed HVAC maintenance and plumbing repair: sealed a laundry waterline leak, fixed a sink stopper, and tested sump pumps. Replaced furnace filters, humidifier pad, and a failing 5µF AC capacitor. Cleaned outdoor condenser coils.
Conducted water leak detection for a ceiling leak. No active plumbing leaks found. Identified cracked floor tiles and crumbling grout in the upstairs bathroom that allow water intrusion to the room below when water escapes the shower.
Inspected toilets and floor drains for an intermittent odor. Found hallway cleanout inaccessible due to an inverted cap. No odor present during follow-up; left contact info to return immediately when odor recurs to isolate the plumbing issue.
Addressed a slow-draining bathtub. Found the stopper linkage had come loose from its set screw, blocking the drain tee. Adjusted and tightened the linkage to its proper height to restore fast drainage for this bathroom plumbing issue.
Disconnected and removed the water heater and furnace lines to accommodate floor restoration. Reinstalled the unit, reconnected gas lines, flue pipes, and water lines, then leak-tested to ensure safe and proper water heater operation.
Resolved a leaking tub drain by replacing the worn PVC drain shoe and gaskets. Installed a new lift-and-turn drain stopper and tested the system thoroughly to ensure the plumbing repair is completely watertight and leak-free.
Diagnosed a continuously running Toto toilet. Completed a toilet repair by rebuilding the tank, replacing the failing fill valve, flapper, seal, and supply line. Tested the system for leaks and verified proper, efficient operation.
Replaced a worn bathroom faucet and broken pop-up stopper with a new Delta two-handle faucet and assembly. Tested the installation thoroughly to ensure there are no leaks and the drain functions properly.
Located a dry floor drain trap under the basement furnace causing sewer odors. Filled the drain trap with water to restore the seal, instantly eliminating the odor, and advised onsite staff on routine maintenance to prevent drying.
Resolved sump pump issues by cutting an access hole in the lid to free a stuck float. Identified a leaking downstairs toilet supply line and shut off the water valve per request ahead of a planned toilet replacement.
Cleared AC condensate lines, replaced 20x25x5 filter, and cleaned coils. Resolved bathroom leak by replacing a Moen faucet cartridge. Tested water hardness and provided quotes for 12 seized angle stops and water heater replacement.
Conducted plumbing maintenance. Identified a noisy water heater and a slow kitchen drain caused by improper flex piping. Scheduled a follow-up to replace shut-off valves and perform a sewer line camera inspection.
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