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2004 GMC Sierra 2500 HD Question: tranny flushed at a shop and since then the shift inhibitor light comes on

 

Question

jack benton, 6.6L V8 Diesel Turbo, Oroville, WA, March 27, 2014, 16:02
 Rookie

and the truck goes into neutral and i have to shut the truck off in order for the truck to go into gear, sometimes in goes into first gear and i have to shut it off again and the engine light goes off

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  • Answer #1

    March 27, 2014, 17:56
     Master

    How many miles on it and ahd the trans EVER been serviced before? Probably sludge contamination -How many miles did the shop test drive it , before returning it to you (if any)?

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  • Answer #2

    March 27, 2014, 19:13
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     Master

    What did the shop say is wrong with it now??

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    ziptie12, April 03, 2014, 18:09
     Master

    wrong brand green jelly.

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