99 yukon 4wd service light code c0310 help

[JEFF LIL]

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[JEFF LIL]

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[JEFF LIL]

And one more thing I noticed when I turn the key on the lights turn on and go of within seconds don't know if that makes a difference

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[SunlitComet]

then the switch is getting power as it should then. You have access to the scanner that will let you command functions of the t-case for testing purposes in addition to just puling codes? I have some diagnostic pages I would like to email you and one of then requires it.

 

[JEFF LIL]

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[SunlitComet]

got the address, several documents on the way shortly. Edit your last message and wipe out the email. In the future t avoid spam-bots you can just private message users here by clicking on the picture and choosing contact info.

 

[JEFF LIL]

OK thank u

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