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1999 Chevrolet Blazer 4.3L Lights
Posted to GM Electrical on 1/12/2004 14 Replies

the voltage on this blazer will drop to 12.1 volts at 800 rpm with headlights,blower on high,then it will come back to 14.1 volts in a second,this seems abnormal to me.i found this gm bulletin [...] about the way the alt charges,but i don't think thats what th...

14 Replies Received (View Replies)

  Related Documents & Media  1999 Chevrolet Blazer

 
Message Closed w/FIX

car Vehicle Data

1999 Chevrolet Blazer

VIN 1GNDT13W3X
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedLights
ConditionsDim
Message Closed w/FIX

car Vehicle Data

1999 Chevrolet Blazer

VIN 1GNDT13W3X
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
AffectedLights
ConditionsDim