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24 month/ 24,000 mile Nationwide Warranty

Welcome to E & J Service. We are a top rated, full service, automotive repair and maintenance shop serving Chicago and the Portage Park neighborhood with over 65 years of consistent and friendly service.
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E&J Auto Service has been family owned and operated since 1946, when Emil Horvat bought the original Conoco gas station and named it Emil’s Conoco Service.  

Repair Process


We are an ASE Certified shop employing only ASE Master Certified Technicians and ASE Certified service consultants.  



We’re your one stop shop for all of your auto maintenance and repair needs.  E & J Auto Service will take car of you and your vehicle, no matter how minor or major the concern. We service all makes and models, including hybrid vehicles. 

We’ve Got You Covered- Everywhere you travel!

We strive to fix your vehicle right the first time!  We are committed to providing you top notch vehicle maintenance and repair at a fair price.  We get to the root of your vehicle’s concern to repair only what is truly needed and never try to sell you extra services that are really not needed.  When possible, we will alert you to concerns that may require attention in the near future.  Because we correctly diagnose your vehicle and provide you with high quality parts and expert skilled labor we are able to offer all of our customers an incredible:

24 Month / 24,000 Mile Nationwide Warranty on ALL REPAIRS!!!*

On top of that, we also include a FREE 12 months Roadside Assistance Plan with every service – including oil changes and routine maintenance.

* See shop for warranty details.



Kathy K.

An excellent car repair shop that reminds me of the old days when you where able to still trust the little guys.  Always answer the phone personally, don’t rush you with your car concerns, and get the job done quickly and reasonably priced. Found them about 2 yrs ago and its the only place I go to now.  Even when I just pulled in with headlamp trouble fixed it while I waited and was in and out quickly. One other good thing I never had any of that re – repairs. You know the... 

Lindsay B.

I’ve lived in Chicago for over 3 years and have yet to find a trustworthy auto shop, until now!  E & J’s provides fast, friendly, quality work, at a price comparable if not better than the other shops I’ve been to.  It is a little drive out of the way for me, but well worth it.  I talked to a guy who was having his car serviced, and he said people in the area have been taking their cars to this place for years.  It is a true hidden gem!  Read More

Celeste B.

5 out of 5 star service! I have been a repeat customer for a couple of years now and consider E & J Auto Service my auto ‘guy’ now.  You know that phrase, you have to call the ‘guy’…  Well, John and his staff are polite, honest, great with my car and quick to deliver it back to me.  I wish I knew of their business years ago.  If you’re looking for honest, ready-to-go service than E&J is your place.  Glad I had an opportunity to say thank...