I have a 99 GMC sierra and one day it just stopped shifting into 1st and overdrive the 4wheel drive isn't even connected BC it took a crap so I need to know what could cause this

Asked by Jul 21, 2015 at 02:07 PM about the 1999 GMC Sierra 1500

Question type: General

1 Answer

Also it will only shift into second if I do it manually so when I put it into drive it's automatically 3rd gear

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