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Thread: tranny?

  1. 05-23-2007, 17:31 #1
    bonez02
    bonez02 is offline Enthusiast
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    Default tranny?

    how do I know what model transmission i have?
    1997 Sierra 3500 Crew Cab Dually 240,000 Miles, 3.5" Exhaust No cat, ECM Change Out, K&N Filter, EGT and Boost Gauges, seen up to 16lbs of boost
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  2. 05-23-2007, 18:08 #2
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    john8662
    john8662 is offline Enthusiast
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    Default

    If it's the truck in your signature, and it's automatic, then it's a 4L80E

    J
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  3. 05-24-2007, 07:59 #3
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    Colorado Kid
    Colorado Kid is offline Enthusiast
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    ...and if it's a manual it's an NV-4500.
    2002 GMC Sierra 2500HD CC D/ZF SB Fire Red 2WD no longer the fastest stocker up the hill at the TDP Pull Off. -sold-
    2004 Chevy Suburban 5.3L 2WD
    1996 GMC Sierra 1500 5.0L 5sp 2WD LB
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