Tiernan's Service Center

Tiernan's Service Center Tiernan's Service Center has been providing customers in the Granger, IA area with high-quality automotive maintenance and repair services since 2011.

Our experienced mechanics will get your vehicle up and running again in no time!

🥈We did it.. SILVER 🥈We are beyond excited and incredibly grateful to announce that Tiernan’s Service Center was voted S...
07/10/2026

🥈We did it.. SILVER 🥈

We are beyond excited and incredibly grateful to announce that Tiernan’s Service Center was voted Silver in the Des Moines People's Choice Awards! 🎉🚗

From the bottom of our hearts, THANK YOU to every single person who took the time to vote for us, trust us with your vehicles, recommend us to friends and family, and continue to support our business. We truly couldn’t do this without this amazing community.

A huge shoutout to our incredible team, too! 👏 Your hard work, dedication, and commitment to taking care of every customer are what make this possible. This recognition belongs to all of you.

We’re honored, we’re thankful, and we’re already motivated to keep raising the bar. Here’s to another year of serving the best customers around!

🥈🥈🥈

We will be closing early on Thursday, July 9th, at 3:00 PM so our team can attend a special event. We apologize for any ...
07/08/2026

We will be closing early on Thursday, July 9th, at 3:00 PM so our team can attend a special event.

We apologize for any inconvenience and appreciate your understanding. If you need to schedule an appointment or have any questions, please reach out before 3pm tomorrow.

Thank you for your continued support. We will be back to our normal business hours on Friday, July 10th.

06/29/2026

📢Holiday Hours Reminder📢

Tiernan's Service Center will be closed Friday, July 3rd, in observance of Independence Day.

We hope everyone has a fun, safe, and relaxing Fourth of July Weekend!

We'll reopen with normal business hours on Monday.

Happy 4th of July. 🇺🇸

🚗Got a nail or slow leak in your tire? Don’t let a flat ruin your day! Stop by and let us take a look. From tire repairs...
06/10/2026

🚗Got a nail or slow leak in your tire? Don’t let a flat ruin your day!

Stop by and let us take a look. From tire repairs or replacements, we can help to keep you moving. 🔧

Stop by or give us a call today!

☀️School’s almost out, and summer adventures are calling! ☀️Before the road trips, ball tournaments, lake weekends, and ...
06/02/2026

☀️School’s almost out, and summer adventures are calling! ☀️

Before the road trips, ball tournaments, lake weekends, and ice cream runs begin, make sure your vehicle is ready for the miles ahead.

🚗Oil changes
🚗Tire checks
🔋Battery inspections
❄A/C service

Call and schedule today: 515-577-5643.

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

Looking for an easy way to upgrade your next event, graduation, or gathering? We’ve got you covered! We offer pull-behin...
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! 🚌🔧

Introducing our new 24/7 After-Hours Drop Box & Key Pick Up! Drop off or pick up any time after hours. Quick, secure, an...
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. 🚗

Address

2200 Kennedy Street
Granger, IA
50109

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

Telephone

+15155775643

Website

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