transmission wont engage 4 hi light just flashes and service 4x4 comes on. on 2000 Chevrolet Silverado 2500

worked fine when i shut it off.

by in Hartford, WI on December 20, 2012
2 answers
ANSWER by on December 21, 2012
Sounds like your transmission controler is sensing a problem thus not allowing it to shift. Seek a shop that can scan powertrain system for fault codes and diagnose the problem.
ANSWER by on December 21, 2012
scan trans codes and post so we can adv

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