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Update: Have replaced the DPFE, and also replaced the upper intake manifold gaskets. Truck idles smooth now, where before it would surge up and down... Reset all the codes, and after a few test runs, CEL came back on. Pulled the codes again, and came up with P0420 and P0153 Can the...

Hoping someone here can figure out what is going on here. My stock JBL system has a sickness.. On certain songs, not all of them, and I can't figure out the rhyme or reason.. When it happens, it sounds like someone is breathing heavy into a microphone.. if that makes sense.. you can still...

Cleared the codes, and ran again, this time these error codes came up: P0401, P0402, P0171, and P0174 The first two are EGR related, so seems like the earlier guess of a DPFE is correct, but I'm confused... seems like general consensus that a '96 wouldn't have a DPFE, but after looking on...

Temperature gauge seems to be normal, just a slight over the middle. Truck does have about 200k miles on it, but previous owner took really good care of it. Had a one way commute of about 55 miles. He had owned it since 15k miles. Not familiar with a dpfe, what exactly is that?

This truck is in really good condition, except for a few small bugs that with the help of this site, has helped me to troubleshoot so far. I did the LOM bypass to get my front passenger light working... I bought the truck with the CEL on, and the ABS light on. Discount pulled the codes for...