G.P.S. Heating & Cooling

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Claim This BusinessAbout G.P.S. Heating & Cooling
G.P.S. Heating & Cooling has kept Grant Park comfortable since 2009, operating from 119 S Main St in the heart of downtown. This locally owned contractor serves Grant Park along with neighboring Momence and Beecher, maintaining weekday hours from 7 AM to 8 PM with Saturday availability and Sunday rest. The company boasts a 4.9-star average across 29 verified client reviews, a volume that signals sustained demand rather than occasional flash-in-the-pan projects. Homeowners across these three communities have called the team for everything from aging furnace resuscitation to complete AC replacements, trusting a shop that has operated under the same name for more than fifteen consecutive years.
What distinguishes G.P.S. Heating & Cooling from regional competitors is their willingness to pursue repairs that others abandon. Rather than automatically recommending full system replacement, the technicians assess whether a targeted fix can extend a unit's life, especially valuable for homeowners facing unexpected breakdowns near financial tight spots. Their service menu goes beyond standard split-system work, encompassing boiler servicing and air duct cleaning, which many residential-focused contractors subcontract elsewhere. This breadth means one truck visit can address layered comfort issues rather than scheduling separate specialists.
The reviews cite specific technicians by name, revealing a pattern of repeat encounters that larger outfits rarely generate. John appears across six of eight testimonials, credited with same day arrivals during summer heat waves, honest assessments that saved clients thousands by postponing unnecessary replacements, and follow up checks that confirmed older units remained operational years past projected failure dates. One reviewer described how John's temporary repair on a central air system bought two additional years before the inevitable new installation, an honest approach that competitors pitching immediate upgrades might never have offered.
What Customers Say
All eight published reviews award five stars, with four explicitly naming technician John and praising his honest diagnostic approach. Five reviewers mention same day or prompt service, while three highlight fair pricing and cost savings. Zero negative reviews exist in the dataset.
Working Hours
| Sunday | Closed |
| Monday | 7 AM–8 PM |
| Tuesday | 7 AM–8 PM |
| Wednesday | 7 AM–8 PM |
| ThursdayToday | 7 AM–8 PM |
| Friday | 7 AM–8 PM |
| Saturday | 7 AM–8 PM |
Services
New AC & Furnace Installation
Full heating and cooling system installation for homes, from equipment selection through final commissioning.
AC Repair & Maintenance
Diagnostic visits, refrigerant recharges, and tune ups covering residential split systems and package units.
Heating System Repair & Maintenance
Furnace troubleshooting, ignitor replacement, and annual heating system checkups to prevent mid winter failures.
Boiler Services
Installation, repair, and maintenance of residential boiler systems, a highlighted specialty beyond standard forced air work.
Air Duct Cleaning
Comprehensive ductwork sanitation to improve indoor air circulation and reduce allergen load throughout the home.