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Hi Dan, have you considered doing the throttle body mod? I heard it helps out a bunch with towing. Apparently you can get an extra 1 mpg and 2 extra hp from what I've heard. Everyone that does it notices a difference. I'm gunna try it next time I goto the graveyard to pick up another throttle...

Hi Bill, When the auto shut off starts and I pump more gas it gushes out . What I think happened is I assume I'm getting 12 mpg to be conservative but probably getting more mpg than I think and when I think I'm empty I fill up again. So I probably haven't been empty all the times I have filled...

I have almost 173,000 miles on my 99 Tahoe. Engine runs great (no check engine light)just has a few problems which hopefully will be minor. It's shakes when I go over 60 mph. I'm thinkin I just need my wheels rebalanced and an alignment. The other problem is I've driven almost 100 miles in the...