06 traiblazer

2006 CHEVROLET TRAILBLAZER
80,000 MILES • 6 CYL • 2WD • AUTOMATIC
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SERGIO
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'06 trailblazer, I have a tps code #123 & #122 what does it mean
Dec 31, 2010 at 1:38 AM
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BLUELIGHTNIN6
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p0122 is voltage low and p0123 is voltage high. Try clearing these codes and see if they come right back. Also, is your Trailblazer shifting funny at all, like maybe hesitating to shift to 2nd gear? Are there any other codes showing up with these two?
Feb 4, 2011 at 1:14 AM