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Red and Yellow flash when ignition is turned ON

0 votes
step with red connector / run car 30-60 dont help
asked Dec 19, 2019 in Chevrolet by Adam Zajaczkowski (160 points)

2 Answers

0 votes
What is the service number or S/N to the module?
answered Dec 19, 2019 by Derek (178,310 points)
0 votes
start car leaving only the red connector in (or else it will not start)

shut down car

LEAVE RED CONNECTOR CONNECTED

start the programming.
answered Dec 19, 2019 by Robb (232,460 points)
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