2008 Chevrolet Caprice Charging system

2008 CHEVROLET CAPRICE
147,000 MILES • 6.0L • V8 • RWD • AUTOMATIC
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HORAIRA
  • MEMBER
  • 2 POSTS
while driving suddenly Alternator alarm appears in my info panel and later Battery saver mode was on
Then a alarm come saying "Service Charging system".
Next Morning i check with a volt meter.
Battery voltages
Engine OFF= 12.7 volts
Engine ON= 14.6 Volts
then i went on a drive same alarms appeared.
i stopped the vehicle and check the voltage while alarm was there it was 11.3 Volts.
Sep 23, 2014 at 8:37 AM
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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HMAC300
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 48,601 POSTS
it may be belt slippage due to worn belt and tensioner recommended replacaenment for both is 60k otherwise have it scanned might be a body module
Sep 23, 2014 at 12:40 PM
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HORAIRA
  • MEMBER
  • 2 POSTS
Thanx for your response...... me being a beginner dont get what is body module....
Sep 23, 2014 at 1:20 PM
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HMAC300
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 48,601 POSTS
there are several o these on the car one for brakes, body, pcm and they control different things. body module controls things like lights , info systems etc.a pro has to hook his scanner up to see if anything is wrong with it.
Sep 23, 2014 at 2:57 PM