Electrical issues can quickly sideline even the most powerful trucks. At Ethos Mechanical, we provide heavy-duty diagnostic and electrical repair in Lac La Biche, AB, to keep your systems running reliably and efficiently.

Electrical Repair in Lac La Biche, AB
When something goes wrong, pinpointing the issue requires more than guesswork. At Ethos Mechanical, we use advanced diagnostic tools to quickly identify and repair electrical problems in heavy-duty, medium-duty, and light-duty trucks.
Our technicians are trained to handle every component in your truck’s electrical network. Our services include:
- Battery and Alternator Repair – If your truck won’t start or is losing power, we inspect and repair or replace faulty batteries and alternators to restore consistent electrical output.
- Starter Replacement – A malfunctioning starter can leave your truck stranded. We replace worn or failed starters to ensure reliable engine engagement.
- Wiring Repairs – Damaged or corroded wiring can lead to shorts, intermittent faults, or complete system failure. We locate and repair wiring issues to keep your systems stable.
- Fault Code Diagnostics – We use state-of-the-art scanners to read trouble codes and isolate the root cause, whether it’s related to the ECM, emissions, or auxiliary systems.
- Lighting and Accessory System Repair – We diagnose and fix problems with lighting, trailer connectors, HVAC controls, and other electrical accessories critical to safe and comfortable operation.
What Makes Us Different
At Ethos Mechanical, our technicians are trained to diagnose and resolve even the most complex faults. Our 10-bay facility handles everything from power issues and communication faults to full diagnostic inspections. Whether your check engine light is on, your truck won’t crank, or your trailer lights are flickering—we find the issue fast and fix it right.
We also offer mobile diagnostics and roadside electrical repair throughout a 250km radius of Lac La Biche. If you’re broken down on the road or stuck at a job site, our 24/7 service team brings everything needed to get you back up and running.
FAQs
What Do Diagnostics Do?
Diagnostics help identify the source of mechanical or electronic problems by analyzing data from sensors, modules, and stored fault codes. This allows technicians to quickly and accurately determine what needs to be fixed.
How Do You Diagnose Electrical Problems in a Truck?
We use digital scanners, voltmeters, and wiring diagrams to trace faults. Our process includes visual inspections, continuity testing, and module interrogation to find shorts, open circuits, or malfunctioning components.
How Can I Get in Touch?
If you need electrical system diagnostics or repairs, call 780-798-2691 to schedule an appointment.
What Areas Do We Serve?
We also proudly serve a 250KM radius, including Grassland, AB; Plamondon, AB; Beaver Lake, AB; Conklin AB; Wandering River, AB; Marianna Lakes, AB; Rich Lake, AB; Boyle, AB; and Buffalo Lake, AB.
Schedule Your Electrical Repairs Today: Call 780-798-2691
If your truck is experiencing electrical or diagnostic issues, don’t wait for a total failure. Call Ethos Mechanical at 780-798-2691 for reliable heavy-duty diagnostic and electrical repair in Lac La Biche, AB.
What They're Saying About Us
See why our customers consider Ethos Mechanical the go-to repair shop in Lac La Biche, AB and the surrounding areas!
We deal with Skye & the Ethos crew often. Respectful, dependable, hardworking and professional.Thanks for supporting our business, as well, Ethos ;-) We highly recommend this business for the Heavy Truck world!
Ethos was open for business on a long weekend when required during an emergency requirement for parts, a battery for a quad. They were the only ones open for business it seemed in the Lac La Biche area. Thank you Ethos mechanical for taking our call for this much needed component!! Job well done!!
Top notch shop, been trucking for 30 years and one of the best, Greg and the guys are awesome 👌
These guys are AWESOME! Swapped gas and diesel motors on a couple vehicles for me. Customer service is second to none. Honest work and pricing. Highly recommended. 👍👍👍
Very knowledgeable staff that provide efficient service
They are always there no matter what or where.
Contact Us
Need roadside assistance, have questions, or want to schedule your truck or trailer in for a service or repair? Get in touch, we're open Monday through Friday from 8:00 am to 6:00 pm and Saturdays 8:00 am to 5:00 pm.