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Diesel exhaust system service? speed limited to 4mph and i…

Customer Question
Diesel exhaust system service...

Diesel exhaust system service? speed limited to 4mph and i am 20 miles from town

Mechanic's Assistant: How old is the engine? And when was it last serviced?

2015 serviced less than a month ago def tank is full

Mechanic's Assistant: What is the model of your '15 GM?

2500hd diesel

Mechanic's Assistant: Are you fixing your vehicle yourself? What have you tried so far?

Tried starting cycle 10 times trying to reset it

Mechanic's Assistant: Anything else you want the mechanic to know before I connect you?

How can i reset the system?

Submitted: 6 months ago.Category: GMC
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Answered in 10 hours by:
11/25/2017
GMC Mechanic: Chris (aka-Moose), GMC Technician replied 6 months ago
Chris (aka-Moose)
Chris (aka-Moose), GMC Technician
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