2006 Chevy Trailblazer voltage meter

2006 CHEVROLET TRAILBLAZER
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RUBENROJAS
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Electrical problem
2006 Chevy Trailblazer 6 cyl Two Wheel Drive Automatic 70.000 miles

When idiling or at a stop light the voltage on the meter drops to 10 amps then when I take off and on the road it goes to about 14 amps. I do not have any problems starting the car.
Sep 6, 2009 at 9:00 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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