AJ's Auto & Diesel Truck Repair
Lakeville ~ Northfield Auto & Diesel Truck Repair

AJ's Auto Repair welcomes you to our Lakeville ~ Northfield auto and diesel truck repair shop website. We perform all aspects of engine and transmission repair on everything from an economy car up to a heavy duty diesel truck. We rebuild all of our transmissions in house. We are certified and perform DOT inspections on trucks and trailers. We do both State of Minnesota DOT and Federal DOT inspections. Each auto repair mechanic at our shop in Lakeville ~ Northfield is highly qualified and ready to deliver their expert automotive, diesel, and transmission knowledge & skills for your every auto repair need.

AJ's Auto Repair pledges to all of our customers that we will not remove an auto part from a vehicle in order to complete a repair unless absolutely necessary. Additionally our shop promises to diagnose automotive problems for all of our customers in an honest and expert manner. Our shop strives to provide prompt and courteous service to all who visit our automotive repair facility in the hope that you will come back to us for all of your repair needs.

Ford Super Duty trucks with 6.4 Liter diesel engines are currently experiencing cooling system issues resulting in overheating as well as melting pistons. The diesel motors in the Ford Diesel 6.4 Liter have shown loss of power, Engine Gas Recirculation troubles, cooler failing, oil cooler failure, blown head gaskets, deformed head bolts, throttle placement sensor issues, malfunctioning of the ignition devices. Owners of Ford Diesel 6.4 Liter Super Duty Trucks experiencing these problems are advised to call us today 952.652.6066. We can help repair your Ford 6.4 Diesel with upgraded parts and our extensive knowledge of these engines. We likewise produce & make custom-made hydraulic hoses.

Look around our web site and if you have any questions, don't hesitate to drop by, e-mail or phone us at 952 652 6066. We are here to help you. Learn more about us...

Affiliates & Certifications

ACDelco Certified Service Center in Lakeville ~ Northfield MinnesotaASE Certified Automotive Repair in Lakeville ~ Northfield MinnesotaBullet Proof Diesel in Lakeville ~ Northfield Minnesota NFIB - National Federation of Independent Business in Lakeville ~ Northfield MinnesotaSCT in Lakeville ~ Northfield Minnesota

Satisfied Customers


Dan and his team at AJ's Repair earned my trust on my first visit

Kevin Tajden
Lakeville, Minnesota


I was made to feel very comfortable and trusted the repairs being done were right for my situation.

Kelly Burnett
Apple Valley, Minnesota


Aside from being experienced auto and truck technicians,they have great personalities and I highly recommend them.

Sammy Robinson
Mankato, Minnesota

Easy Online Scheduling

AJ's Auto Repair is on call 24/7! Expert automotive repair specialists are ready to help you quickly!

Contact Information

AJ's Auto Repair
4721 Hazelwood Ave.
Northfield MN
Minnesota 55057
952 652 6066

Mon. - Fri. 7:30 AM to 6:00 PM
Closed Weekends

We Accept:
Cash, Check, Discover, MasterCard, Visa, Debit Card

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952 652 6066

Lakeville ~ Northfield Automotive Service & Repair