Misfiring under a load in tow mode and 3rd

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10-16-2018, 06:58 AM

Emann

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Misfiring under a load in tow mode and 3rd

My 03 Silverado 2500hd is misfiring under a load in tow mode, or even when I drop it in 3 rd gear, but seems to be good in overdrive

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10-17-2018, 01:19 AM

CathedralCub

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Quote:

Originally Posted by Emann

My 03 Silverado 2500hd is misfiring under a load in tow mode, or even when I drop it in 3 rd gear, but seems to be good in overdrive

Same truck and issue as: https://www.gmforum.com/gmc-chevrole...2500hd-312060/

. . . ?

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