What is your question?
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What is your question?
4x4 actuator switch is not lighting up.
What makes this problem better or worse?
nothing
How long has your 2003 Chevrolet Silverado 1500 had this problem?
a few weeks
2 Replies
Flashing or re-flashing is a term used to describe loading software into a module in a vehicle. Also referred to as programming.
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