winter warmup

Received my truck beginning of October. Now in -5 celsius in December and I find its taking a long time for the truck to warm up. Seems all the Duramax trucks came with a winter bib and it made a big difference for both speed to warm and better fuel milage. Ford said they do not have a bib...

Got a 00 psd, bought used in 05. I live in colorado and winters get cold. Since I bought the truck the ebpv has never actuated. Is stuck for whatever reason in the open position. Had a guy a shop a few years ago do a contribution test on my injectors and he also tried to actuate the ebpv by...