I recently changed my alternator and now the warning light on traction control on 2004 Pontiac Grand Prix GTP

is on WHY ?! can it be read by a computer ?

by in Attleboro, MA on April 04, 2012
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2 answers
ANSWER by , April 05, 2012
Short anwser is it may have nothing to do with alternator...but codes can be read with a few scanners but not all.
ANSWER by , April 12, 2013
you may need to reset the computer...all you have to do to re-set is remove the neg cable from your battery for 10 min. and then reconnect. hope this helps