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Chasing expensive ghost

Hello, new poster. I have a 2000 Chevy k2500HD, heavy 3/4 ton 8 lug. Has 454 vortec and nv4500 tranny. I was leaving work one night and barely five miles from work I down shifted to get onto a freeway ramp, lost power, starting missing, rough idle in higher rpms. Codes showed running lean bank...
- Steam Engine
- Thread
- Aug 28, 2019
- Replies: 12
- Forum: Street Chat / Timeslips
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Expensive trouble shooting

I have a 2000 k2500HD with 7.4 vortec. 3 weeks ago while leaving work, like 5 miles away, I down shifted, nv4500 manual, to get into the on ramp of a highway. Immediate misfire, shaking, sputtering, loss of power, and became a massive fuel dumper as well. No engine light, throwing passenger side...
- Steam Engine
- Thread
- Aug 19, 2019
- bad mpg misfire running lean
- Replies: 0
- Forum: The Garage