GMT 800 & Older GM General Discussion 2006 & Older Trucks | General Discussion

Overdrive?

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Old Mar 8, 2007 | 09:02 PM
  #11  
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2k a good rpm to drive in,, any lower then that and my truck feels like it's kinda weak in the torque department and downshifts as soon as push the gas down a little....
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Old Mar 11, 2007 | 06:12 PM
  #12  
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hm... mine is around 1800 at 70.
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Old Mar 15, 2007 | 10:43 PM
  #13  
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leave the 373s in, the 3.42s make it a dog. They'll hurt your gas mileage around town because they lug the engine more and they really suck if you're going to a larger tire.

Last edited by D King; Mar 15, 2007 at 11:23 PM.
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Old Mar 16, 2007 | 05:17 AM
  #14  
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Mine has 4.10's and at 70mph I am turning like 2300 or so.
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