Forum Discussion

precioustime's avatar
precioustime
Explorer II
Dec 08, 2014

Anyone having DEF fluid problems in a MB diesel RV?

During the first 12,000 miles on my 2014 RV with a MB diesel engine and a Sprinter chasis I have stopped in 5 different MB dealers while traveling with my wife and 2 dogs. The DEF fluid light comes on...
Class C
dave17352's avatar
dave17352
Explorer II
Dec 08, 2014
There unfortunately are way to many problems with the DEF systems. They just don't have them perfected yet. I have had my truck in the shop three times for DEF issues in less than 26k miles. The thing they shouldn't do is threaten to leave you stranded by not letting you start you vehicle, thats BS. I could go with limiting your speed to like 50 MPH but leaving you stranded is ridiculous.

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