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Thread: help

  1. #1
    Junior Member emarshws6's Avatar
    Join Date
    Jun 2010
    Location
    Walnut Bottom P.A.
    Posts
    2

    White
    1999 Trans Am WS6

    help

    my trans am is not makin volts i changed the alt and the batt the volts stay at 11.5 to 12.5. when the car is on with no light ect then the volts r at 11.5 when i turn the light on they go up to 12.5 and stey there even if i turn the ac and fan all the way up and when i turn them off they go back down to 11.5 or 12 and they will stay there anyone know how to fix it? please help me

  2. #2
    Senior Member Cutlass's Avatar
    Join Date
    Apr 2008
    Location
    Madison, WI
    Posts
    7,006

    1999 Formula WS6 M6-sold
    2001 Silverado Z71

    Maybe the little wire for the plug is broken some where. I've heard of that happening several times on this site now.
    http://www.ls1.com/forums/showthread.php?t=133361

  3. #3
    Senior Member JayTA98's Avatar
    Join Date
    Dec 2007
    Location
    Orlando, FL
    Posts
    3,352

    Mean Black
    1998 Trans Am

    check the wire that cutlass mention. You could have a falling or bad alternator too. If the cable is good then try to get the alternator bench tested.

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