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EPA speaks out on failed DEF heads, promises relief – but when?

By Russ and Tiña De Maris This morning (September 1, 2021), the U.S. Environmental Agency released a formal statement on DEF sensor issues. As we...

Good news! DEF head alternatives are coming

By Russ and Tiña De Maris RVers are in our headlines – getting the credit for some potential solutions to the DEF head problem. If...

RVers stranded with bad DEF sensors. What does this mean? Are you affected?

By Russ and Tiña De Maris We’ve written several times about DEF (diesel exhaust fluid) sensors that have left RVers and other users stranded. We’ve...

Still stuck with DEF sensor issues? Email Cummins and the EPA

By Russ and Tiña De Maris Last month we started out on a journey to try and help RVers who’ve been hit with shutdowns or...

Stranded due to DEF head? New developments and a possible workaround

By Russ and Tiña De Maris If you’re stranded on the road, or afraid to leave home with a Cummins diesel-equipped rig, we have...

Stranded motorhomes. Is Cummins to blame?

By Russ and Tiña De Maris Earlier this month we wrote about the plight of flocks of RVers, sidelined or scared-to-death by their Cummins-equipped motorhomes....

Will a DEF head problem ruin your trip?

By Russ and Tiña De Maris For Robin and Ken, it was the trip of their dreams. Leave Florida in their motorhome, take four months,...

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