Cooper Diesel Repair

Cooper Diesel Repair Specializing in light duty diesel truck repair--Ram Cummins, Ford Powerstroke, GM Duramax.

Services Offered--Computer diagnostics, Transmission & drivetrain repair, Computerized wheel alignment, Heating & A/C, Engine & Fuel system diagnostic & repair, New tire mounting & balancing

When is the last time you checked your blinker fluid? Thankfully we caught this one before it ran out!
07/13/2026

When is the last time you checked your blinker fluid? Thankfully we caught this one before it ran out!

We have spent the past almost 2 years continuously updating our equipment and our facility to not only work better for o...
07/06/2026

We have spent the past almost 2 years continuously updating our equipment and our facility to not only work better for our employees but also you the consumer! And we are very happy to announce we can now service your R1234Yf freon vehicles typically found in a lot of 2016 and newer vehicles!

07/06/2026

We are incredibly thankful for everyone's patronage to keep us this busy all the time! Thank you to all of new customers and our existing that keep us going!

Thanks to Dan from MSP (Our fuel system supplier) for a great lunch from Mama's on the hill! MSP Diesel Solutions
07/02/2026

Thanks to Dan from MSP (Our fuel system supplier) for a great lunch from Mama's on the hill! MSP Diesel Solutions

Today is our apprentice Jackson's birthday! Happy birthday jackson!
06/24/2026

Today is our apprentice Jackson's birthday! Happy birthday jackson!

You know it's been a busy day around the shop when Garrett is even wore out!
06/23/2026

You know it's been a busy day around the shop when Garrett is even wore out!

Anyone need a set of wheels for their jeep? The tires are not great they do have some age cracking on them they all hold...
06/12/2026

Anyone need a set of wheels for their jeep? The tires are not great they do have some age cracking on them they all hold air tho asking $250 for the set

06/11/2026

When there work to be done but the power tour is driving by!

06/09/2026

Getting the union ambulances fixed up and back on the road!

06/02/2026

Well I would bet this was making some noise!

Address

2528 South Service Road East
Union, MO
63084

Opening Hours

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

Telephone

+16363220020

Website

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