Peterbilt Truck Repair in Montreal: 579, 389 and 567
From the aerodynamic 579 to the classic 389, the 567 vocational truck and well-kept 379s, we repair Peterbilts at 540 Montée de Liesse. Independent shop, not a dealer.
Peterbilt models we repair
Current or recent models
- 579
- 567
- 389 (latest models)
Older generations we still service
- 379
- 386
- 387
Engines
Current or recent engines
- PACCAR MX-13
- PACCAR MX-11
- Cummins X15
Engines found on earlier generations
- Cummins ISX / ISX15
- CAT C15 and C13 (older generations, including many 379s)
Many 379s and early 389s run a Cummins ISX or CAT C15. The VIN lets us confirm before ordering anything.
Common work on Peterbilt trucks
579 and PACCAR MX-13
Diagnostics, DPF regens, SCR and NOx sensors on late-model 579s.
Classic 379 and 389
Mechanical, cooling and electrical work on long-hood conventional Peterbilts.
CAT C15 on older Peterbilts
Turbo, fuel injection and cooling on Caterpillar engines still in service.
567 heavy-duty work
Brakes, suspension, steering and differentials on 567 construction trucks.
Our services for your Peterbilt
Electronic diagnostics and check engine
Reading and interpreting fault codes, check engine lights, derate.
DPF, SCR, DEF and regen
Plugged particulate filter, regens, NOx sensors, DEF doser and fluid quality.
Engine, injection, turbo, cooling
Power loss, injectors, turbo, leaks, overheating and cooling system.
Transmission and differential
Manual and automated transmissions, clutch, differentials and driveline.
Brakes and ABS
Air brakes, linings, drums, brake chambers and ABS.
Electrical system
Batteries, alternator, starter and electrical troubleshooting.
Heavy truck suspension
Air suspension, air bags, shocks and springs diagnostics depending on the vehicle.
PM preventive maintenance
PM-A and PM-B service: inspection, oil, filters and greasing.
Webasto heaters and A/C
Webasto installation and cab A/C repair.
Engines found in Peterbilt trucks
FAQ
Do you service Peterbilt 379s?
Yes. We still repair and maintain 379s, often equipped with a Cummins ISX or CAT C15.
Can you do a forced regen on a 579?
Yes. We diagnose the DPF and perform forced regens when appropriate.
Are you a Peterbilt dealer?
No. CM Montréal is an independent shop.