Home/Johnstown, CO/A/C Service & Coolant Flushes

Serving Johnstown, CO (80534) — 15.4 miles (20–24 mins)Fastest Route: via US-34 E to W 10th St

Johnstown Dedicated Service Hub

Performed at 2601 W 10th St, Greeley, CO 80634

A/C Service & Coolant Flushes for Johnstown, CO

Keep Your Engine Cool & Cabin Icy Cold in Colorado Summers

Johnstown commuters taking US-34 rely on Collins Muffler & Service for fast turnarounds on check engine light diagnostics (P0420/P0421 codes), catalytic converter theft replacements, and full brake overhauls. Collins Muffler & Service provides local Johnstown drivers with master precision a/c service & coolant flushes right down the road in Greeley.

Master Shop Quality

Custom & OEM Expertise

Includes precision fitment, quality parts & master weld guarantee.

57-Year Local Warranty

We stand behind all catalytic converter installations, custom dual exhaust welds, and brake services.

What's Included in Our A/C Service & Coolant Flushes Service:

R134a & R1234yf refrigerant rechargePerformed on site using professional lift bays and hydraulic bending machinery.

Compressor & expansion valve checksPerformed on site using professional lift bays and hydraulic bending machinery.

Radiator back-flush & thermostat servicePerformed on site using professional lift bays and hydraulic bending machinery.

Anti-corrosion long-life coolant refillPerformed on site using professional lift bays and hydraulic bending machinery.

Serving Vehicle Owners Across Weld County

In addition to central Greeley, we regularly welcome drivers from Evans, Eaton, Windsor, La Salle, Milliken, Johnstown, and Kersey for specialized exhaust fabrication and brake service.