Repair Instructions
WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
Perform the Diagnostic Repair Verification after completing the diagnostic procedure.
- Low Pressure Diesel Hydrocarbon Injector Replacement for Q67 Exhaust Aftertreatment Fuel Injector replacement.
- Fuel Tank Fuel Pump Module Replacement for G12 Fuel Pump replacement.
- Perform the scan tool Diesel Particulate Filter (DPF) Regeneration Enable , procedure if the scan tool DPF Soot Mass is less than 30 g. If the scan tool DPF Soot Mass is 30 g or greater, perform the Diesel Particulate Filter (DPF) Service Regeneration procedure.