Question about 2003 Chevrolet Malibu

Code po742& po717

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The code po742 is stuck on and po717 no signal

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SOURCE: Chevy impala diagnostic code PO742

i have the same problem, what can i do to fix it?

Posted on Jan 18, 2009

  • 71 Answers

SOURCE: Code PO742 TCC System in

You need to take it to a dealership and have them hook up a Tech 2 to see if you need a new torque converter or a TCC solenoid for example.

Posted on Jun 21, 2009

  • 95 Answers

SOURCE: 03 Impala LS 3.8- code PO742 convertor stuck on

Not likely. You can cut power to reset computer, but if problem is still ther then it will reset the code. Here is a link that may help you.
http://tripleedgeperformance.com/Harsh_shifts__P0742.html

Posted on Mar 21, 2010

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