On Site Mechanical Services - Chicago

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On Site Mechanical Services - Chicago Commercial truck and trailer repair shop in Chicago. Call 708 773 5112

09/07/2026

I am creating this fundraiser for my brother’s wife and their four young children, all under th… Karime Sanchez needs your support for For My Brother’s Family

04/28/2026

Southland Salutes is proud to announce the 2026 Annual BBQ 4 Vets Competition & Benefit!

📅 Saturday, July 11th, 2026
📍 Konow’s Farm – Homer Glen, IL

Registration to compete, now open at www.southlandsalutes.com

Join us for a full day of mouthwatering BBQ, live entertainment, family fun, and community spirit — all wrapped in Red, White & Blue 🇺🇸

This incredible event brings together backyard pitmasters, local vendors, veterans, families, and supporters for one powerful purpose: to honor and support our Veterans and Gold Star Families.

Manteno Veterans arrive at Noon

🔥 BBQ Competitions
🎶 Live Music & Entertainment
🎟 Raffles & Family Activities
❤️ 100% of proceeds directly benefit local Veterans and Gold Star Families.

Bring your family, invite your friends, and come hungry — not just for great BBQ, but for the opportunity to make a difference.

Together, we stand. Together, we serve. Together, we salute.

03/31/2026

Quality service tailored to your budget!

For fleet managers looking for a reliable maintenance partner, our prices are not set in stone. We offer negotiable rates on labor, travel, and parts to ensure you get the best value for your fleet. Let’s work together to keep your trucks moving without breaking the bank.

Contact us today to negotiate your fleet's maintenance contract.

03/30/2026

Speed and accessibility define our operation. Between our pull-through bays for fast trailer service and our round-the-clock phone support, we ensure your fleet stays moving. We answer every call and handle every job with urgency.

Call us today to schedule your trailer PMs: 708-773-5112.

03/29/2026

With 25 acres of secure parking and storage, we have the space for your entire fleet. From semi-trucks and trailers to RVs and boats, we provide the scale and security your equipment deserves.

Contact On-Site Mechanical for all your storage and repair needs.

03/28/2026

Minimize your downtime and get back on the road faster! Every minute your truck is off the road is money lost. That is why our service trucks are fully stocked with the most common parts, including air dryers, alternators, and fittings.

Whether you are in our shop or need road service, we have the inventory on hand to get the job done immediately. Call 708-773-5112 now for reliable repair services!

03/27/2026

Think your fleet is too big for us? Think again.

Our facility features two 100ft pull-through bays and an 80ft bay, allowing us to service multiple semi-trucks and 53ft trailers simultaneously.

Whether you need on-site mobile support or full-scale shop repairs, we have the space, the tools, and the team to handle it all with zero downtime.

Big or small, we fix them all. Call 708 773 5112 to get your fleet back on the road!

03/20/2026

At our shop, diagnostics isn’t guesswork — it’s precision.

We run Jaltest multi-brand diagnostic software across all our service trucks and in-shop systems, so no matter where the job happens, we’re fully equipped.

From pulling fault codes and running forced regens…
to testing sensor resistance, accessing wiring diagrams, and following OEM repair procedures — everything is handled on-site, in real time.

We can also calibrate and reprogram engine ECUs and body control modules without delays.

Every one of our mobile techs has their own dedicated setup, so there’s no second-guessing, no missing tools, and no wasted time.

When we show up, we’re ready to diagnose and fix the problem — right then and there.

03/17/2026

This is our shop.

Plenty of space to handle full setups — trucks and trailers included.

We’ve got two 100-ft bays and an 80-ft bay, with a pull-through setup that makes moving in and out easy.

No tight spaces.
No waiting around for room.

Just a shop built to keep your trucks moving.

Address

13518 S Hoxie Avenue
Chicago, IL
60633

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