How to check codes
Press off and warmer(red button) on climate control for 3-5 sec. All segments on cluster will flash on the off. DIC will display module then codes in it. Post codes and someone will tell you. Buying FACTORY service manuals, there are 2 volumes, can help you greatly.
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maxximillion
Cadillac CTS
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Jul 2, 2014 08:10 PM




