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Nox Sensor Codes
2011 GMC Sierra 2500
This problem may be covered under warranty. Ask your GMC dealer.
8.0
pretty bad- Typical Repair Cost:
- No data
- Average Mileage:
- 46,900 miles
- Total Complaints:
- 1 complaints
Most Common Solutions:
- not sure (1 reports)
![2011 GMC Sierra 2500 exhaust system problems](http://cdn.carcomplaints.com/img/v1/categories/exhaust_system.png)
exhaust system problem
Helpful websites
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A D V E R T I S E M E N T S
I have several nox sensor codes and have had both sensors replaced on a truck with less then 50,000 miles on it. Any ideas on what keeps causing this?
- Chris M., Hackettstown, NJ, US