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2003 2500HD pick up truck- I put it into loXXXXXtoday to pull a loaded hay wagon up an incline and into the barn. Cannot get theXXXXXto disengage now. When theXXXXXbutton is depressed, the light there will flash a few times and then go off. Can you suggest anything? Thanks! XXXXX
Welcome. Was it 4lo?
Yes- 4lo
Ok, did you have the transmission in neutral to shift? It must be or it will be stuck in lo.
Experience: GM Grand Master Technician 2007. 11 years experience.
Should I have had it in neutral to shift INTO lo4 and OUT of lo4 ?
Yes, both need neutral to shift in and out of 4lo.