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2002 Chevrolet Trailblazer Question: Why the 4 wheel drive lights and many other lights on the dash blink constantly?

 

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mtizzle13, Garnet Valley, PA, August 11, 2013, 20:55
 Rookie

When we drive my 2002 Chevy Trailblazer the 4 wheel drive lights,security lights flicker on and off. Also,the gauges go down to zero. The battery is new and my tank is full.
Any ideas?

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