23673 Conneticut Street #1
Hayward, CA 94545

5107852543

Mon - Fri: 7:30AM - 5:00PM

Sat - Sun: Closed

100.0% would refer friends and family to us

5 stars Customer since 2003

We are glad to have such great care. We have been with Guaranteed Auto Service for over 20 years.

5 stars Customer since 2011

Always curtious and professional service.

5 stars Customer since 2014

EVERYONE is always very kind to me and my son. Thanks!!!

5 stars Customer since 2014

Best people and service! Everyone is always so kind to me and my son , we both get our cars serviced there!

Could not a ... Read More

5 stars Customer since 2014

The staff is always the best! From the initial phone call to checking in to the owner . They always explain to me what m ... Read More

5 stars Customer since 2011

Guaranteed auto service is the only service shop for me. QUality and reliable service. As a single woman i know and ca ... Read More

5 stars Customer since 2014

Everyone is always friendly and welcoming ! Every time I have an issue with my car the staff or Gary the owner, explains ... Read More

5 stars Customer since 2014

Everyone is always polite and helpful. They do a great service and with truthful cost, I feel very welcomed by Gary and ... Read More

5 stars Customer since 2012

Always treated right. Wouldn't go anywhere else.

5 stars Customer since 2003

My wife and I continue to be well treated at Guaranteed Auto Service. We tell our friends and relatives. We always hear ... Read More

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