Diagnositc Center

Start Over?×

Are you sure you want to start over? All current progress will be lost.

Start Over?×

Are you sure you want to start over? All current progress will be lost.

Who enjoys being in the dark when a problem occurs? The next time the check engine light turns on, the brakes stop working as well, or your drivers are afraid to take a truck out, use our online diagnostic center. Just answer a few questions about your Hess vehicle and what you're experiencing, and you'll receive a list of the most likely vehicle problems and their solutions.

Once you have a better idea of what you're up against, give Harley's Fleet Service a call. We'll help put it right and put your vehicle back to work.

Select Your Vehicle Year, Make, Model, and Option:

Start Over?×

Are you sure you want to start over? All current progress will be lost.

Start Over?×

Are you sure you want to start over? All current progress will be lost.

Who enjoys being in the dark when a problem occurs? The next time the check engine light turns on, the brakes stop working as well, or your drivers are afraid to take a truck out, use our online diagnostic center. Just answer a few questions about your Hess vehicle and what you're experiencing, and you'll receive a list of the most likely vehicle problems and their solutions.

Once you have a better idea of what you're up against, give Harley's Fleet Service a call. We'll help put it right and put your vehicle back to work.

Select Your Vehicle Year, Make, Model, and Option:

Contact Harley's Fleet Service

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Contact Us

Phone: (701) 837-0492
Fax:
Address: 10384 68th St. NW (Hess Tioga Truck Barn)
Tioga, ND 58852
Phone: (701) 837-0492
Fax:
Address: 125 16th Street Southwest
Minot, ND 58701
[email protected] | (701) 837-0492
Serving all ND Hess Locations
10384 68th St. NW (Hess Tioga Truck Barn),
Tioga, ND 58852
Fax:
125 16th Street Southwest ,
Minot, ND 58701
Fax: