How do you check DEF fluid level 2021 Duramax?

Checking your Diesel Exhaust Fluid level: You can check the Diesel Exhaust Fluid level in your tank by pushing the VEHICLE INFORMATION button then choosing Exhaust Fluid Level.

When to add Def to Duramax exhaust fluid?

Below 300 miles (500 km) of range, the range message or speed limiting messages will appear every time the vehicle is started. TIP: DEF should be added prior to receiving an Exhaust Fluid Empty DIC message; however, it may take several miles of driving for the DIC message to update.

Is the diesel exhaust system on a 2011 Duramax bad?

The diesel exhaust fluid system on the 2011 duramax’s are trouble. Everyone I talked to that owns one has had some sort of trouble. We were traveling south pulling our 5th wheel trailer, when it indicated that it was low on DEF. It had been filled 1800 kms. earlier, but we pulled over to fill the tank.

What’s the service exhaust light on a 2012 GMC Duramax?

2012 DURAMAX 6.6L HD Diesel Silvardo, DIC warning light came on service exhaust system. Added DEF, message doesn’t want to clear. Now my speed limit is reduced to 7 KM. How can I fix this problem. I have a 2012 gmc 2500 dura max. I’m 200 miles in on a 800 miles trip and my “service exhaust light ” comes on. This week I has oil and fluid topped off.

How does the DEF system work on a Duramax?

The Driver Information Center (DIC) will provide the driver with current information about the DEF system operation and range. These messages include: Below 300 miles (500 km) of range, the range message or speed limiting messages will appear every time the vehicle is started.

Which is Duramax V8 6.6L DIC message service exhaust?

GMC 2015 Duramax LML V8 6.6L – DIC message SERVICE EXHAUST… the intake air sensor is integrated into mass air sensor DTC P0097 OR P0098 (ENGINE CONTROLS AND FUEL – 6.6L (L5P LGH LML))Document ID# (###) ###-####/p> DTC P0097 OR P0098 (ENGINE CONTROLS AND FUEL – 6.6L (L5P LGH LML))

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