Yep. Not to mention the switches were prone to failure. They could light up like they were in Power mode but actually weren't
Simple to do:
http://cruiser54.com/?p=435
I'm not a big believer in cracked exhaust manifolds causing a Renix to fail emissions.
Any manifold you find will be cracked. They can be welded successfully by competent folks and last a long time.
The backfiring is lean pop through the intake because of lack of fuel.
Bosch makes a great little replacement pump. I wish I had the part number at hand.
I do!! BSH69302 at Napa.
never added any but did the refresh when I put my truck back together
Well then, I would click the link and upgrade the ground next.
Let us know how it is.