Aftertreatment Repair · Brampton & the GTA

Aftertreatment Repair in Brampton: DPF, SCR, EGR & DEF

🚨 24/7 Roadside Rescue — call 647-271-3834

Derate light on, regens failing or DEF warnings that won’t clear? An aftertreatment fault can take a truck off the road fast, and every hour parked costs your operation. We diagnose DPF, SCR, EGR and DEF system problems at the root with OEM diagnostic software and repair them to OEM specifications, so your truck gets back to work.

📞 Call now 416-992-7254 🚨 24/7 Roadside Rescue 647-271-3834Request Service

What the service covers

Aftertreatment diagnosticsDealer-level diagnosis of aftertreatment fault codes and derate conditions using OEM diagnostic software.
DPF cleaningRemoval, cleaning and reinstallation of diesel particulate filters.
DPF repair and replacementDiagnosis and replacement of DPF components and related sensors.
Forced and parked regenerationsRegenerations performed to OEM specifications.
SCR system repairDiagnosis and repair of selective catalytic reduction (SCR) systems.
DEF system repairDEF pumps, dosing valves, heaters, lines and tank sensors.
NOx sensor replacementDiagnosis and replacement of NOx sensors.
Exhaust temperature and pressure sensorsDiagnosis and replacement of temperature and differential pressure sensors.
EGR repairDiagnosis, repair and replacement of EGR valves, coolers and sensors.

Diesel particulate filter (DPF) canister mounted under a truck frame — Truck diesel particulate filter (DPF)

Truck aftertreatment unit combining a diesel particulate filter and SCR system, with DEF tank — DPF and SCR aftertreatment unit with DEF tank

Inlet face of a ceramic diesel particulate filter (DPF) after cleaning — Diesel particulate filter inlet face

Representative photos. Credits (via Wikimedia Commons, edited): Dana60Cummins, public domain; z22, CC BY-SA 3.0; Michael KR, CC BY-SA 4.0.

Why Modern Diesel Centre

Dealer-level diagnosisDealer-level diagnosis with OEM diagnostic software, at a fraction of the price.
30+ years combined experienceOur partners bring more than 30 years of combined experience in the heavy-duty truck trade, including over a decade of combined dealership experience.
All makesWe service all makes of commercial trucks and trailers.
In-house repairDiagnosis and repair are completed in-house at our Brampton shop.
24/7 roadside rescue across the GTADay or night, call our roadside line: 647-271-3834.

Stuck with an aftertreatment fault?

Call us day or night. We’ll diagnose the fault in our Brampton shop or come to you anywhere in the GTA.

📞 Call now 416-992-7254 🚨 24/7 Roadside Rescue 647-271-3834Request Service

Visit us at 98 Rutherford Rd S, Unit 1A, Brampton, ON L6W 3J5.
Shop hours: Monday–Saturday 8:00 AM – 8:00 PM, Sunday closed. Roadside rescue is available 24/7.

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