The 6.6L Duramax is highly rated for reliability, but maintenance is key to avoiding "Limp Mode."

Exhaust gases can reach over 1,000°F (537°C) during cleaning. Keep people and pets away from the rear tailpipe.

Use the steering wheel buttons to scroll through the DIC Settings Menu . Select "Exhaust Cleaning": Follow the prompts to "Start."

6.6 / 10 Acciгіnmist... Page

The 6.6L Duramax is highly rated for reliability, but maintenance is key to avoiding "Limp Mode."

Exhaust gases can reach over 1,000°F (537°C) during cleaning. Keep people and pets away from the rear tailpipe. 6.6 / 10 AcciГіnMist...

Use the steering wheel buttons to scroll through the DIC Settings Menu . Select "Exhaust Cleaning": Follow the prompts to "Start." 6.6 / 10 AcciГіnMist...