Generator tune-up


Be ready for the Northwest weather with a manufacturer recommended Generator Maintenance for your equipment. Our trained generator service technicians can tune up most major brands of standby whole house generators including Generac, Guardian, Bryant, Eaton and more.

Save money by joining the Guardian Maintenance Club. See club information for discount details.

Easy scheduling

1. Purchase online

Simply add the item to your cart and purchase through our safe and secure site.

2. We’ll call you to schedule a service date

We find a time to come out that’s most convenient for you.

Included in tune-up

Expert service

2 hour, 11-point comprehensive inspect and clean service.

Change oil and filters

Change of oil, oil filter, air filter, and we dispose of the old oil.

Electrical systems

We check frequency of the electricity, check voltage being put out by the generator, check proper operation of transfer switch and check the charging system of the battery.


Check and adjust spark plugs, valves, voltage, transfer switch, battery, electrical frequency.

Clean exterior

Written checklist

We show you what was performed during the tune-up and tell you how your generator scored.

Join the Guardian Maintenance Club

The equipment in your home needs to be maintained every year to keep your systems running efficiently and effectively. When you join the Guardian Maintenance Club, you save money on annual tune-ups and gain an ongoing discount you can use throughout the year.

Take care of your systems and keep them performing for years to come. Available for heating, cooling, tankless water heaters, generators and gas fireplace inserts.

Learn More