Tiernan's Service Center

05/21/2026

In observance of Memorial Day, we will be closed on Monday, May 26. Thank you to all who have served and sacrificed for our country.

Have a safe holiday weekend. 🇺🇸

05/11/2026

Looking for an easy way to upgrade your next event, graduation, or gathering? We’ve got you covered! We offer pull-behind picnic tables and a convenient cooler trailer for rent.

Call today for pricing and to reserve your table and cooler trailer!

05/04/2026

⚡Power you can count on! ⚡

We carry Interstate Batteries for a wide range of cars and trucks, plus marine and RV batteries to keep you going wherever the road or water takes you.

Swing by, and we'll help you find the right fit for your vehicle or equipment! 🔧

04/28/2026

Did you know that Tiernan’s Service Center proudly services and repairs all Woodward Granger Transportation vehicles?

We’re grateful that Woodward-Granger trusts our team to help keep their fleet running safely and reliably. It means a lot to play a part in making sure students and drivers get where they need to go every day.

Thank you, Woodward- Granger CSD, for putting your trust in us! 🚌🔧

04/20/2026

Introducing our new 24/7 After-Hours Drop Box & Key Pick Up!

Drop off or pick up any time after hours. Quick, secure, and on your schedule. 🚗

04/16/2026

We love hearing from our customers!
⭐⭐⭐⭐⭐

Thank you, Wayde, for the awesome review and for trusting us. Providing dependable service time after time is exactly what we strive for.

04/13/2026

We know Mondays can be hard, but Tiernan's Service Center wishes you a great start to your week!

04/13/2026

Don't forget to get your daily votes in. Voting ends Wednesday!

Every vote counts and means so much to our team!

Know a company that deserves an award? Nominate and vote for your favorite local businesses in the Des Moines' People's Choice contest here.

04/10/2026

The maintenance required light is a mileage-based reminder that routine service is due. It is automatic and usually triggered every 5,000 miles, though exact intervals may vary. If your vehicle is ready for service contact Tiernan's Service Center at 515-577-5643 today.

04/10/2026

Big thanks to Aspire Nutrition & Energy for the awesome energy tea bomb deliveries on Friday mornings. They are the perfect pick-me-up to keep our crew fueled and focused as we take care of our customers' vehicles. Nothing like an extra boost to help us power through a busy day! We appreciate the support from another local business.

04/09/2026

Winter can wear down key systems and spring is the perfect time for a refresh. Call Tiernan's Service Center at 515-577-5643 today or visit our website to make an appointment.