2003 Chevy Express transmition won,t automaticly or manual

2003 CHEVROLET EXPRESS
124,896 MILES • V8 • 2WD • AUTOMATIC
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COCOLOCO
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i got a 2003 express cargo van recently some body try to stold it and they boke the ignition swith so i replace it w a new one since then my transmition won't shift it will go fowar but feels like it get stok on one gear the transmiton automaticly or manual wiil not shift i wonder if i need to program the computer since i change the ignition swith or if there is a sensor that i need to check i don't know what it is i was tinking that the transmition was bad and i rebuild it but is doing the same thing do you know what i can do to fix thiis problem?
Apr 9, 2008 at 9:01 PM
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DENNYP
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sounds like a bad ignition switch. If the ignition switch doesn't feed power to the trans circuit, the trans won't shift. Try replacing the ignition switch.(not the ignition lock cylinder)
Apr 14, 2008 at 9:35 PM