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Exhaust Smoke going Downhill
I'm having a curious problem with exhaust smoke from my truck that I hope someone here can shed some light on. I’ve noticed my last couple of road trips that under certain conditions it produces a lot of exhaust smoke. It only happens when driving downhill with the throttle slightly depressed...- Stock90IDI
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- Forum: 6.9L IH & 7.3L IDI Diesels
