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1999 Cadillac Escalade, Waveform
Posted to the Waveform Library on 5/25/2010

Body control module. Green trace is B power supply into module. Yellow trace is power out of module to wipers/radio/windows etc. Each volt drop and noise is me tapping on the module. Found bad solder joint inside module

 

car Vehicle Data

1999 Cadillac Escalade 5.7L

Engine5.7 L / 8 cyl / GAS
Trans4-speed AutomaticTransmission (Electronic)
DeliveryFuel Injection
SubsystemNot Applicable
ComponentOther
ConditionKnown Bad

car Vehicle Data

1999 Cadillac Escalade 5.7L

Engine5.7 L / 8 cyl / GAS
Trans4-speed AutomaticTransmission (Electronic)
DeliveryFuel Injection
SubsystemNot Applicable
ComponentOther
ConditionKnown Bad