Harmon's Service Center

Harmon's Service Center Harmon's Service Center all your auto and diesel needs. General repair and service also custom work

We are located at 4909 East Prospect Road building 9 York Pa 17406
Call 717-793-7669 or 717-755-4600

Happy Easter
04/05/2026

Happy Easter

The perks of having the ability to do some machine work in house. Pulled a 6.4 hemi with a lifter issue apart. Cleaned...
03/26/2026

The perks of having the ability to do some machine work in house. Pulled a 6.4 hemi with a lifter issue apart. Cleaned and machine the heads and Jeremy has it halfway back together in less than 24hours

🎄 Merry Christmas & Happy New Year! 🎉Harmon’s Service Center would like to thank all of our loyal customers for your sup...
12/25/2025

🎄 Merry Christmas & Happy New Year! 🎉
Harmon’s Service Center would like to thank all of our loyal customers for your support. We look forward to serving you in the New Year!

Congrats to the students at York County School of Technology
12/18/2025

Congrats to the students at York County School of Technology

3.5 Eco Boost getting new Timing chains and cam phasers. Also installing updated BD Diesel exhaust manifolds that utili...
10/02/2025

3.5 Eco Boost getting new Timing chains and cam phasers. Also installing updated BD Diesel exhaust manifolds that utilize two extra holes to help eliminate the broken bolt issue from the weight of the turbos.

18 Ram 2500 in for a blend door upgrade. Along with a heater core and evaporator core. We are a dealer for Blend Door ...
09/20/2025

18 Ram 2500 in for a blend door upgrade. Along with a heater core and evaporator core. We are a dealer for Blend Door USA. They make kits for Dodge’s and Chevy’s that convert all the blend doors from plastic to aluminum. Winter is coming keep us in mind if you’re heat is not keeping you toasty.

Broken flex plate on a 3rd Gen Cummins
09/12/2025

Broken flex plate on a 3rd Gen Cummins

RIP Cadillac NorthStar
07/24/2025

RIP Cadillac NorthStar

Crazy to think next year is 250 years since the Declaration of Independence.
07/04/2025

Crazy to think next year is 250 years since the Declaration of Independence.

Ram 2500 6.4l headgasket job we wrapped up over the weekend.
06/12/2025

Ram 2500 6.4l headgasket job we wrapped up over the weekend.

Busy week so far wrapped up a F350 6.7l motor swap
06/12/2025

Busy week so far wrapped up a F350 6.7l motor swap

Address

4409 E Prospect Road
York, PA
17406

Opening Hours

Monday 8am - 5:30pm
Tuesday 8am - 8pm
Wednesday 8am - 5:30pm
Thursday 8am - 8pm
Friday 8am - 5:30pm

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