Welcome to Guaranteed Auto Service and Repair in Hayward, CA. Thank you for taking the time to visit our website. We are proud to provide auto repair for the Hayward area and the area around Hayward. We will take care of of your car and treat it like our own. No matter if you from Hayward or outside of Hayward, we will gladly provide all the necessary auto repair services. When you bring in your automobile, our auto repair technicians will take great care of it and do their best to bring your car back to perfect shape. So come to our auto repair shop and we will show you, why we are considered one of the best auto repair shops in Hayward.