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1999 Chevrolet Blazer 4.3L Bcm
Posted to GM Electrical on 4/13/2015 13 Replies

Customers complaint, vehicle's battery will die overnight unless disconnected from vehicle. Battery tests fine, alternator fine, starter OK.

.25A draw, remains steady after 15 minutes. Remove the TBC fuse, draw drops to .02A The TBC fuse supplies B+ to keyles...

13 Replies Received (View Replies)

  Related Documents & Media  1999 Chevrolet Blazer

 
Message Closed w/FIX

car Vehicle Data

1999 Chevrolet Blazer

VIN [No VIN Available]
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedBCM
ConditionsParasitic Draw
Misc.BCM Draw
Message Closed w/FIX

car Vehicle Data

1999 Chevrolet Blazer

VIN [No VIN Available]
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedBCM
ConditionsParasitic Draw
Misc.BCM Draw