Engine Systems Winterization

Crowley's winterization and fall maintenance program is designed to fully protect your engine from freeze damage and provide basic maintenance. During winterizing our mechanics inspect your engines and will recommend necessary additional maintenance and upgrades. Annual inspections help to keep your engines running trouble free. We recommend oil, oil filters and fuel filters be changed during winterization.

Water Systems Winterization

Crowley's winterizes your water system by filling the system with non-toxic propylene glycol. This environmentally safe anti-freeze offers protection down to 50 degrees Fahrenheit by turning to slush and not expanding, protecting your pumps, tanks and water lines from bursting.

If you have any questions, please contact Customer Service at 773-221-9990.